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KDE Software Compilation

The KDE Software Compilation (KDE SC) was a synchronized collection of developed by the community, serving as a comprehensive and application suite for operating systems, including the workspace, foundational libraries, and productivity tools released together under a unified versioning scheme from 2009 to 2014. Introduced during the KDE 4 series, the term "KDE Software Compilation" first appeared in announcements starting with version 4.3.4 in late , reflecting a shift toward the project as a broader beyond just a . This approach allowed for cohesive releases that integrated user interfaces, development frameworks, and applications, emphasizing modularity, performance improvements, and cross-platform compatibility, with major versions like 4.4 ("Caikaku") in 2010 introducing features such as netbook interfaces and enhanced web integration. The compilation evolved through 11 minor releases, culminating in 4.14 in August 2014, which focused on stability and refinements to core components. Key components of the KDE SC included the KDE Plasma Workspaces, providing customizable desktop and netbook interfaces; the KDE Development Platform, offering shared libraries and runtime dependencies for building applications; KDE Base Applications, such as file managers and text editors essential for daily use; and a broader set of KDE Applications for tasks like multimedia, office productivity, and system administration. These elements were designed to work seamlessly together, supporting the framework and promoting , , and community-driven enhancements. By the mid-2010s, as KDE transitioned to version 5, the unified compilation model was restructured into independent release cycles for KDE Plasma (the desktop shell), KDE Frameworks (modular libraries), and (later rebranded as KDE Gear in 2022), allowing for more flexible development and faster iteration while maintaining . This evolution marked the end of the KDE SC as a formal entity but preserved its legacy in powering millions of and Unix desktops worldwide.

Overview

Definition and Scope

The KDE Software Compilation (KDE SC) was a branded, synchronized release model encompassing the desktop environment, foundational libraries, and a suite of applications, designed to deliver a unified software for users. Bundled KDE releases began with KDE 1.0 in 1998, representing an integrated package of built primarily on the toolkit, allowing for modular development while maintaining a cohesive across and other operating systems. The term "KDE Software Compilation" was formally adopted starting with version 4.3.4 in 2009 and explicitly rebranded for the 4.4 release in 2010 to better reflect the community's output as a comprehensive set of workspaces, applications, and development platforms. The primary purpose of the KDE SC was to offer a user-friendly, integrated solution that emphasized , , and , addressing the needs of both novice and advanced users in environments. By bundling components such as the workspace, KDE Platform libraries, and applications like and , it promoted modularity—enabling independent use or extension—while ensuring synchronized updates for stability and feature alignment. This approach fostered community-driven development, with contributions from global volunteers coordinated through the KDE project, ultimately aiming to rival desktops in functionality and polish. The initiative stemmed from the late 1990s gap in available free, Qt-based graphical desktop alternatives for systems, where existing options like the were seen as inconsistent or overly complex for everyday use. In 1996, founded to create a "consistent, nice-looking free " that leveraged Qt's capabilities under an open license, responding directly to this void and enabling rapid prototyping of a full-featured interface. The SC was active from the version 4.3.4 release in 2009 until the final KDE 4.14 version on August 20, 2014, spanning the 4 series with a unified versioning scheme. Earlier releases from July 12, 1998, used a similar bundling approach without the SC branding. Following 4.14, the model transitioned to independent release cycles for (the workspace), KDE Frameworks (libraries), and KDE Applications, allowing greater flexibility in development and distribution.

Key Components and Evolution

The KDE Software Compilation (KDE SC) primarily consisted of three core components designed to provide a cohesive : KDE Plasma Workspaces, the KDE Platform, and KDE Applications. KDE Plasma Workspaces served as the desktop shell and workspace, offering customizable panels, widgets, and a for , with features like hardware integration via the framework for device management and power handling. In early versions, Plasma emphasized a unified visual experience through technologies like the Oxygen artwork style for consistent vector-based theming across the interface. The KDE Platform provided foundational libraries and technologies, including and KJS for web rendering in applications like the browser, as well as multimedia support through and multi-threading via ThreadWeaver to optimize performance on multi-core systems. These libraries formed the base for cross-platform development on , enabling seamless integration of hardware and software resources. The Platform was later restructured as KDE Frameworks starting in 2014. KDE Applications encompassed a suite of productivity and utility tools, such as the , document viewer, and , with historical inclusions like KOffice for office tasks; later iterations expanded to over 200 actively maintained applications focused on stability and user needs. The evolution of KDE SC shifted from tightly integrated, monolithic bundles in the KDE 1-3 series—where applications and libraries were closely coupled for a uniform C++-based ecosystem—to a more modular architecture starting with the KDE 4 series, which introduced Activities for task organization and the semantic desktop for context-aware data management, enhancing user experience through better resource handling and customization. This modularity continued post-SC in KDE Frameworks 5, splitting the former monolithic into over 70 independent libraries to improve accessibility for developers and allow independent evolution of components. Central to KDE SC's design is its bundling philosophy, where Workspaces, the , and Applications were released simultaneously under a unified version number to ensure compatibility and a seamless integrated experience, encompassing over 100 applications in mature series to support diverse user workflows.

History

Origins and Early Development

The project originated on October 14, 1996, when German computer science student posted a message on the de.comp.os.linux.misc announcing the creation of the "Kool Desktop Environment" (). Ettrich expressed dissatisfaction with the fragmented state of graphical user interfaces available for systems at the time, particularly the (), which was proprietary and lacked a consistent, free alternative. He proposed building a new desktop using the toolkit from Trolltech, praising its signal-slot mechanism for simplifying development of consistent applications and its potential for cross-platform compatibility, while noting Qt's free license for non-commercial use as sufficient for an open-source project. Early development encountered substantial hurdles stemming from Qt's licensing model, which was not fully aligned with standards. Trolltech's was distributed under the Q Public License (QPL), a proprietary arrangement that permitted free use for non-commercial purposes but restricted modifications and commercial redistribution without permission, drawing sharp criticism from the (FSF). The FSF argued that relying on such a toolkit undermined the principles of by creating dependencies on non-free components, and they publicly discouraged the distribution of software on FSF-endorsed platforms like /Linux distributions. These concerns prompted the community to establish e.V., a non-profit association, on November 27, 1997, in , , to provide legal and financial representation for the project and to negotiate safeguards for Qt's ongoing availability to open-source developers. Qt's licensing issues persisted until 2000, when Trolltech dual-licensed it under the GNU General Public License (GPL), resolving much of the controversy. Pre-release development emphasized constructing a cohesive suite rather than isolated components, with the first beta version (KDE 0.0 Beta 1) issued on October 20, 1997, coinciding roughly with the project's first anniversary. This beta introduced core elements of the K Desktop Environment, including the KWM window manager (later evolved into KWin), the kfm file manager (a precursor to Konqueror that integrated file browsing and basic web viewing), and the kpanel for task management and applets, all designed to deliver a unified, intuitive interface for Unix workstations. Subsequent betas refined these features, prioritizing network transparency, drag-and-drop functionality, and integration with existing Unix tools. The efforts culminated in KDE 1.0, released on July 12, 1998, as the project's inaugural stable offering and the foundation of the KDE Software Compilation, encompassing KDE Core libraries for foundational services, a suite of applications like the K Desktop and file utilities, and supporting tools for a complete desktop experience.

KDE 1 to 3 Series

The 1 series, spanning from 1998 to 2000, marked the initial stable releases of the , beginning with version 1.0 on July 12, 1998. This version introduced a network-transparent graphical for Unix workstations, featuring an easy-to-use interface inspired by contemporary systems like MacOS and /. Core components included the KPanel for and applets, the File Manager (KFM) for handling files and directories, and the K Window Manager (KWM) for window decoration and management. The series emphasized integration with the toolkit for application development, providing the KOM/OpenParts framework to enable component-based software creation, alongside a preview of the KOffice suite for productivity tasks. Focus areas included stability enhancements and Qt compatibility, with iterative updates addressing usability and internationalization. The final release, 1.1.2, arrived in late 2000, solidifying the foundation for subsequent iterations. Building on this base, the 2 series (2000–2002) introduced versions from to 2.2.2, with the inaugural launch on October 23, 2000. Key advancements centered on modularity and internet integration, involving contributions from hundreds of developers across over 30 countries. A major addition was the Desktop COmmunication Protocol (DCOP), a lightweight system for inter-application messaging built on the X11 library, supporting bindings in , C++, , and experimental to facilitate seamless desktop interactions. The (Analog Real-Time Synthesizer) sound server enabled concurrent handling of multiple audio and video streams, including formats like /2/4, , and , with for distributed playback. Multilingual support expanded to 15 languages at launch, with and bidirectional script handling for languages like and Hebrew, alongside 20 more translations in progress. Developer tools gained prominence, including KDevelop as an integrated environment for C++ and other languages, promoting with components like KParts for embedding and for protocol-agnostic I/O. The series culminated in 2.2.2 on November 22, 2001, incorporating security fixes and performance optimizations. The KDE 3 series (2002–2008) represented a long-term stability milestone, with releases from 3.0 to 3.5.10, starting with 3.0 on April 3, 2002. Renowned for its rock-solid reliability, this era enhanced productivity through refined applications and system integration, earning praise from distributors like SuSE and Turbolinux for performance gains. Konqueror evolved into a versatile tool serving as a full-featured web browser, file manager, and document viewer, powered by the KHTML rendering engine supporting ECMAScript, Java, HTML 4.0, CSS levels 1 and 2, SSL, and plugins such as Flash and RealAudio. Semantic desktop elements emerged via the KDE Personal Information Management (PIM) suite, including KOrganizer for group scheduling with iTIP support and KMail with OpenPGP encryption, alongside KIOSlaves for network-transparent access to files and data sources. Optical media handling advanced with K3b, a graphical burning application for audio, video, and data discs, introduced during the series to simplify CD/DVD creation. Version 3.5, released on November 29, 2005, broadened accessibility to over 80 languages, incorporating usability improvements like ad-blocking in Konqueror and better removable media support. Maintenance continued through 3.5.10 on August 26, 2008, ensuring compatibility and bug fixes for enterprise and legacy users. Across the KDE 1 to 3 series, the project expanded significantly, growing from approximately 10 core applications in the initial releases to over 50 by the end of KDE 3, encompassing utilities for office, multimedia, and development. Source code lines increased from around 1 million in KDE 1 to roughly 2.6 million by KDE 3.1, reflecting broader contributions and feature depth. Cross-platform efforts began in earnest during KDE 3, with initial ports to Windows and macOS enabling portability beyond systems. DCOP laid groundwork for future architectures.

KDE 4 Series

The KDE 4 series marked a significant redesign of the , beginning with the release of 4.0 on January 11, 2008. This version introduced the desktop shell, which provided a flexible widget-based interface for panels, menus, and activities, along with the multimedia framework for cross-platform audio and video handling using backends like Xine. Additional innovations included for hardware abstraction and device integration, such as power management and network detection, and the initial integration of for semantic data storage and search capabilities across files and applications. However, KDE 4.0 faced substantial criticism for its immaturity, with frequent crashes in the workspace attributed to incomplete widget rendering and configuration issues, leading to user backlash and calls for forking the project to preserve KDE 3 stability. Subsequent releases from KDE 4.1 (July 29, 2008) through 4.3 (August 4, 2009) focused on maturation and stabilization of core components. These updates refined Plasma widgets for better responsiveness and reduced memory usage, while introducing activities as customizable desktop configurations to group related tasks and applets. The term "KDE Software Compilation" (KDE SC) first appeared in announcements starting with version 4.3.4 in December 2009. KDE 4.4, released on February 9, 2010, marked the first major release under this branding to emphasize its modular structure of platform, workspace, and applications, and included enhancements to KWin's compositing engine, such as native window tiling via screen-edge snapping and improved OpenGL support for smoother animations. The series progressed with KDE 4.5 (August 10, 2010) to 4.10 (February 6, 2013), emphasizing adaptability across devices. Plasma Netbook, introduced in 4.4 and refined in these versions, offered a touch-optimized interface with stacked application launchers and full-screen previews tailored for small screens and low-resolution displays. Similarly, Plasma Active emerged during this period, providing a gesture-based mobile shell built on Qt components for tablets and systems, with features like declarative QML-based activities for convergence between desktop and touch interactions. KDE 4.11 (August 14, 2013) through 4.14 (August 20, 2014) prioritized performance optimizations, including reduced startup times for Plasma and better resource management in KWin, culminating in the final release that supported over 200 applications ranging from productivity tools to multimedia editors. Throughout its run, the KDE 4 series encountered ongoing challenges, particularly early instability that prompted widespread user complaints and delayed adoption by distributions. Comprising 14 feature releases from 4.0 to 4.13, followed by the concluding 4.14, the codebase expanded significantly, reaching approximately 10 million lines by the end, reflecting contributions from hundreds of developers on modular Qt-based frameworks.

Transition and Discontinuation

The decision to discontinue the monolithic Software Compilation ( SC) was announced in 2013, driven by the recognition that its bundled release model had led to bloat from unnecessary dependencies and hindered independent development paces among components. By early 2014, developers emphasized that the Plasma Workspaces, Development Platform, and Applications were evolving at different speeds, making synchronized releases inefficient. Consequently, SC 4.14, released on August 20, 2014, marked the final bundled version, focusing on stability and incremental improvements across its over 200 applications. The new modular structure emerged with KDE 5 in 2014, separating the project into three independent entities: KDE Frameworks 5 for modular libraries released quarterly, for the with feature releases every 4-6 months, and KDE Applications (later renamed in 2022) with releases approximately every three months. The inaugural releases included Frameworks 5.0 on July 7, 2014, and Plasma 5.0 on July 15, 2014, both built on Qt 5 to enable cross-platform flexibility and reduced bloat by allowing developers to adopt only required modules. This shift eliminated the need for a unified "compilation" term, as components could now advance autonomously without compatibility constraints from a single release cycle. Post-split milestones highlighted the structure's longevity and evolution. The Plasma 5 series progressed from 5.0 in 2014 to its final feature release, 5.27, on February 14, 2023, incorporating refinements like enhanced theming and performance optimizations. The transition to the next generation occurred in 2024, with Frameworks 6.0 and 6.0 both releasing on February 28, 2024, leveraging 6 for modern and broader device support. By 2025, had matured into quarterly bundles, with the latest, 25.08, released on August 14, 2025, encompassing over 180 programs and libraries. This modular approach facilitated faster innovation by decoupling release schedules, enabling targeted advancements such as comprehensive Wayland protocol support in Plasma 5.20 on October 13, 2020, which included operational clipboard utilities and screencasting without monolithic overhead. Independent versioning further alleviated compatibility burdens, allowing applications to integrate newer features while Frameworks and Plasma addressed foundational changes separately, ultimately supporting a growing ecosystem of over 200 applications by 2025.

Development

Source Code and Collaboration

The source code for the KDE Software Compilation was managed through a series of version control systems to facilitate collaborative development. Initially, from 1998 to 2005, the project relied on the Concurrent Versions System (CVS), which supported the early releases including KDE 1 through parts of the KDE 3 series. In May 2005, KDE completed a major migration to Subversion (SVN), converting the entire repository in a 38-hour process that preserved all historical commits dating back to the first import in 1997; this shift improved branching, directory handling, and atomic commits for ongoing KDE 3 maintenance and the impending KDE 4 development. By 2009, during the KDE 4 era, KDE began transitioning to Git, starting with individual projects like Amarok and gradually adopting it project-wide for its distributed nature and offline capabilities, with repositories hosted on KDE's servers and later centralized at invent.kde.org. Collaboration on the KDE Software Compilation followed an open-source model coordinated by e.V., a non-profit organization founded in 1997 to provide legal and financial support to the global community of volunteers. Thousands of contributors participated via asynchronous tools such as mailing lists for discussions and issue resolution, IRC channels for real-time coordination, and platforms like Review Board for patch submissions and feedback, ensuring modular development across repositories such as kdelibs (core libraries) and kdebase (essential applications and infrastructure). This distributed approach emphasized and incremental contributions, allowing developers worldwide to work on isolated components while maintaining overall integration. To maintain code quality, the community employed the Krazy tool, a static analysis suite designed to detect common errors, style violations, and potential bugs in C++ and related codebases specific to frameworks. For building and packaging, adopted starting with the 4 series in 2008, replacing the GNU autotools system to simplify cross-platform compilation on , Windows, and macOS; 's declarative syntax enabled more reliable dependency management and generated native build files for various . Security practices included regular community-driven audits of the codebase, with vulnerabilities reported and patched through dedicated channels. By the conclusion of the KDE 4 series around 2014, the project had cultivated a robust with hundreds of active monthly developers and thousands of total contributors, reflecting steady growth from its origins. Localization efforts, handled by dedicated L10n teams, supported translations into approximately 90 languages, broadening and fostering international participation in refining applications and documentation.

Release Management

The KDE Software Compilation followed a disciplined approach to coordinate updates across its integrated , libraries, and applications, ensuring and from its in 1998 until its discontinuation in 2014. Releases operated on an approximate six-month cycle for major versions, exemplified by KDE 3.0 in 2002 and KDE 3.1 in 2003, supplemented by incremental bugfix updates released every 1-2 months to address issues without introducing new features. To prepare for each major release, a feature freeze was enforced roughly two months in advance, allowing developers to focus solely on polishing and bug fixes, followed by community-driven beta testing phases where pre-release tarballs were distributed for feedback and validation. Distinctions existed between major releases, such as 1.0 and 2.0, which introduced groundbreaking features often tied to Qt library upgrades, and standard releases like 4.5, which refined existing functionality; however, all were synchronized across KDE SC components to preserve interoperability and ease adoption by distributors. The KDE Release Team oversaw the entire process, tagging stable versions in the source code repository, generating source tarballs for distribution, and issuing official announcements on kde.org that included detailed changelogs and digest summaries of changes. This pre-split synchronization emphasized (ABI) stability within each series, enabling long-term compatibility for third-party developers and users; notably, the KDE 4.x series upheld API and ABI consistency for six years from 2008 to 2014. After the KDE SC's transition and discontinuation, subsequent projects like adopted a quarterly release cadence to accelerate modular development.

Scale and Metrics

The KDE Software Compilation demonstrated substantial growth in codebase size throughout its development. KDE 1 in 1998 comprised approximately 1 million lines of code, mainly in C++. This expanded to around 4-5 million lines by KDE 3.5 in 2007, incorporating contributions in and alongside C++. By KDE 4.14 in 2014, the compilation peaked at roughly 10-12 million lines of code across its modules. Contributor involvement scaled dramatically, reflecting the project's increasing maturity and global appeal. In the early 2000s, around 100 developers were actively contributing, as seen during key events like the 2003 KDE meeting. By 2014, the community had grown to over 2,000 participants, with steady increases in both total and new contributors tracked monthly since 1997. Approximately 20% of the code stemmed from paid developers supported by KDE e.V. or corporate sponsors such as , which employed several KDE developers for initiatives like integration. The number of applications bundled in the compilation also proliferated, underscoring its evolution into a comprehensive desktop suite. KDE 2 featured 20-30 core applications, focusing on basic utilities and tools. This grew to over 150 by KDE 4, spanning categories like (e.g., Amarok), productivity (e.g., KOffice), utilities (e.g., Dolphin file manager), and games (e.g., KPatience). Additional metrics highlight the compilation's reach and . Translation efforts supported approximately 90 languages by 2014, enabling broad . Download statistics indicated millions of users adopting KDE SC through distributions like , contributing to its widespread deployment.

Implementation

Architectural Foundations

The KDE Software Compilation (KDE SC) employed a layered to ensure and reusability across its components. At the base level, the KDE Platform provided foundational libraries for core functionalities such as networking, I/O operations, and elements, serving as a unified for applications. Middleware layers facilitated (IPC) through mechanisms like DCOP in earlier iterations and its successor in KDE 4, enabling seamless interaction between processes and services. The user-facing layer centered on the shell, which managed the , while a robust system—leveraging frameworks like KParts—allowed for extensibility, permitting developers to add or customize components without altering core code. Integration within KDE SC adhered to component-based principles, promoting and shared resources to enhance . Configurations were centralized using KConfig, a system that stored application settings in a unified, hierarchical format accessible across components, reducing redundancy and ensuring consistent user experiences. The architecture adopted an event-driven model inherited from , utilizing for asynchronous communication between objects, which facilitated responsive interactions in both single-process and distributed scenarios. A pivotal architectural shift occurred with the KDE 4 series, introducing QGraphicsView as the rendering engine for Plasma widgets, which supplanted the rigid panel-based structure of prior versions with a more fluid, scalable canvas supporting and dynamic layouts. This change enabled adaptive interfaces, such as composited desktops and widget stacking, improving visual flexibility. Additionally, the introduction of the semantic layer provided an RDF-based framework for resource description and querying, allowing applications to annotate and retrieve data semantically, thereby supporting advanced features like intelligent search and file tagging integrated across the desktop. While primarily designed for the X11 windowing system to leverage environments, KDE SC incorporated portability considerations from its inception, with early support for Microsoft Windows and macOS enabled through Trolltech's (later ) cross-platform Qt ports. These efforts, culminating in KDE 4, abstracted platform-specific dependencies—such as hardware access via —allowing compilation and partial functionality on non-Linux systems, though full desktop features like remained optimized for X11.

Core Technologies

The KDE Software Compilation (KDE SC) relied on the Qt framework as its primary foundation for graphical user interfaces, networking, and XML processing. Early versions, such as KDE 3, were built on Qt 3, which provided cross-platform widgets, event handling, and basic input/output capabilities essential for desktop applications. With the release of KDE 4 in 2008, the project transitioned to Qt 4, leveraging its enhanced performance, improved multimedia support, and reduced memory footprint to enable more advanced visual effects and hardware acceleration. Qt's networking module formed the basis for KDE's KIO (KDE Input/Output) system, which implemented "slaves"—modular protocol handlers that enabled transparent access to virtual filesystems, such as remote FTP servers or archived files, treated as local directories. KDE extended Qt with specialized libraries to enforce consistent user experiences and facilitate component reuse. The KParts library provided a component embedding framework, allowing applications to integrate reusable "parts" like document viewers or text editors seamlessly; for instance, Konqueror's multi-pane interface embedded file previews and web views using KParts. KDELibs, the core library collection, standardized user interface elements such as dialogs and toolbars while supporting through gettext-based i18n functions, enabling efficient translation of strings and handling of locale-specific formatting. For multimedia, offered an abstraction layer that decoupled applications from backend engines like or Xine, allowing developers to implement audio and video playback without platform-specific code. Similarly, served as a layer, providing device detection, , and storage querying independent of the underlying operating system, such as through or UDisks backends. Additional foundational components enhanced system integration and aesthetics. In KDE 4, replaced the earlier DCOP (Desktop COmmunication Protocol) for , offering a more flexible, system-wide message bus that supported and broadcast interactions across applications. Strigi powered by rapidly indexing files and extracting , using a low-memory daemon to crawl directories and support queries via a pluggable analyzer architecture. The Oxygen style defined KDE's default theming, applying a clean, semi-transparent aesthetic to widgets, icons, and window decorations for visual coherence across the desktop. Over time, KDE SC evolved to incorporate modern web and graphics technologies. KDE 4 integrated QtWebKit, derived from the engine, as an optional rendering backend to improve web compatibility and standards support in browsers like , addressing limitations in the original KHTML implementation. By 2014, with the maturation of KDE 4.14 and the transition toward Plasma 5, the window manager fully supported OpenGL-based for smooth animations, transparency effects, and handling, enhancing desktop fluidity on capable hardware.

Packages and Applications

The KDE Software Compilation (KDE SC) encompasses a wide array of packages and applications designed to provide a cohesive and productivity suite for users on systems. At its core, KDE SC integrates essential components for desktop functionality with a diverse set of user-facing applications, all built upon shared libraries to ensure seamless interoperability. By the release of KDE SC 4.14 in 2014, the compilation included over 200 actively maintained applications, ranging from system utilities to specialized tools, which could be installed via distribution-specific meta-packages such as kde-full for a complete setup, kde-standard for a balanced selection, or kde-plasma-desktop for a minimal base installation. Central to KDE SC are the core packages that form the foundation of the desktop experience. The KDE Workspace package provides the desktop shell, the compositing window manager for handling window decorations and effects, and KScreensaver for screen locking and power management features. Complementing this is the KDE Runtime (part of the KDE Development Platform), which supplies shared libraries and services essential for executing and integrating applications, including components like Phonom for multimedia backend abstraction and for . These core elements ensure that applications launch efficiently and adhere to consistent behaviors across the environment. In the realm of productivity, KDE SC offers robust tools for document handling and communication. serves as a versatile document viewer supporting PDF, , and other formats with advanced annotation capabilities. The , forked from the earlier KOffice project in December 2010, provides office applications including Words for word processing, Sheets for spreadsheets, and Stage for presentations, emphasizing open standards like ODF. For email and , KMail functions as a feature-rich client with support for IMAP, POP3, and integration with Akonadi for contact and calendar synchronization. Multimedia and utility applications enhance everyday tasks within KDE SC. Amarok acts as a powerful music player with library management, podcast support, and dynamic playlist generation. K3b offers a comprehensive CD and DVD burning tool, supporting data, audio, and video disc creation with drag-and-drop interfaces. Dolphin, introduced in KDE 4 as the primary , replaced Konqueror's file-handling role with a modern dual-pane view, tagging support, and preview thumbnails, while maintaining for embedded uses. Graphics and web-related tools round out the compilation's offerings. , a professional digital painting application, emerged prominently around 2010 with advanced brush engines and layer support tailored for artists. remains a hybrid and universal viewer, leveraging for rendering and supporting plugins for extended functionality. These applications, along with others like Gwenview for image viewing, exemplify KDE SC's emphasis on modularity and shared frameworks, such as KActions, which standardize menu structures and user interactions across the suite for consistent usability.

Licensing and Legacy

Licensing Model

The KDE Software Compilation (KDE SC) primarily utilized the GNU General Public License version 2 or later (GPL-2.0-or-later) for most of its source code, a practice established with the release of KDE 1.0 in 1998 to ensure protection and encourage collaborative development. Libraries within the Platform, however, were licensed under the GNU Lesser General Public License version 2.1 or later (LGPL-2.1-or-later) to facilitate dynamic linking with the toolkit, which was initially available under the proprietary-friendly Q Public License (QPL) before 2000. To safeguard 's availability for projects like , the KDE Free Qt Foundation was established in 1998, securing special licensing rights from Trolltech to maintain open access in case of discontinuation. Specific components of the KDE SC adhered to tailored licenses to balance openness and reusability. Applications, such as those in the productivity and multimedia suites, fell under the GPL-2.0-or-later to enforce strong for end-user software. Platform libraries and frameworks used LGPL-2.1-or-later, permitting with non-free code where necessary while preserving access. Documentation was licensed under the GNU Free Documentation License version 1.2 or later (FDL-1.2-or-later), allowing derivative works with attribution and share-alike requirements. Artwork, including themes and icons, employed the Attribution-ShareAlike license (CC-BY-SA), promoting communal contributions while ensuring modifications remained openly shared. The licensing model evolved to address compatibility and enforcement needs. In September 2000, Trolltech dual-licensed under the GPL alongside the QPL, resolving prior concerns about proprietary dependencies and fully aligning KDE SC with principles. The project allows GPL version 3 or later (GPL-3.0-or-later) for approved components, enhancing protections against threats and hardware restrictions as outlined in the updated GPL. The KDE e.V., as the project's legal entity, enforced compliance through the Fiduciary Licensing Agreement (), an optional contributor tool that assigned copyrights to the organization for streamlined relicensing decisions and violation defense without full transfer. Distribution of KDE SC emphasized open access, with official source tarballs provided freely via the KDE website for compilation and modification under the respective licenses. Binary packages were distributed through distributions and independent builds, all adhering to the core open-source terms without proprietary elements in the standard compilation.

Impact and Successors

The KDE Software Compilation significantly influenced the development of free and open-source desktop environments by establishing a model for integrated, customizable software suites that prioritized user productivity and extensibility. Founded in as one of the earliest comprehensive free desktops built on the framework, it set precedents for collaboration between graphical toolkits and applications, indirectly shaping competitors like , which emerged in response to Qt licensing concerns but later adopted similar integration strategies. Its innovations, such as the Activities feature introduced in workspaces, enabled task-specific virtual desktops with custom widgets and configurations, inspiring modern workflow tools that separate personal, work, and creative environments to enhance focus and efficiency. The compilation powered key distributions, including as its default environment and the KDE Spin, which leveraged its full suite to deliver polished user experiences and contributed to broader adoption in enterprise and consumer settings. By 2014, commanded a substantial share of the desktop market, estimated at around 10% among users based on usage analytics from that period, underscoring its role in elevating free software's viability for everyday computing. KDE's community legacy endures through KDE e.V., the non-profit organization founded in 1997, which has expanded to include over 100 active members coordinating global contributions, events, and funding. Educational outreach remains a cornerstone via the project, offering specialized applications like Kig for geometry and for interactive globes to support learning in schools and universities worldwide. Economically, the compilation's reliance on fostered growth in , creating employment opportunities in cross-platform development and sustaining an ecosystem that powers devices from simulations to infotainment systems. As of 2025, the direct successors to the Software Compilation operate under the unified " Projects" branding, emphasizing modular yet cohesive releases: serves as the latest stable (released October 2025), providing a refined interface for diverse hardware; (November 2025) delivers foundational libraries for application development across platforms; and (August 2025) bundles over 180 updated applications for and . This structure maintains the compilation's bundled ethos through optional meta-packages in distributions, ensuring seamless integration while allowing flexibility. The compilation's model continues to drive relevance, with a robust user base sustained by editions like —built on LTS with continuous KDE updates—and KDE, which attract millions of users seeking stable, feature-rich desktops in 2025. The 2014 shift from monolithic releases to this modular approach preserved KDE's influence without fragmenting its core vision.

References

  1. [1]
    KDE Timeline
    KDE Software Compilation. From version 4.3.4 on, KDE announcements began to refer to the whole suite of products as 'KDE Software Compilation' (KDE SC).
  2. [2]
    KDE Software Compilation 4.14
    KDE Software Compilation 4.14. Wednesday, 20 August 2014. This release is dedicated to Volker Lanz, a long time KDE member who passed away last April.
  3. [3]
    Getting Started/Sources/en - KDE TechBase
    The KDE Software Compilation (aka KDE SC) is an informal term covering all the KDE Software which is released together on the regular KDE Release Cycle. The KDE ...
  4. [4]
    History of KDE - KDE UserBase Wiki
    9th February 2010 - KDE SC 4.4.0 Released "KDE announces the immediate availability of the KDE Software Compilation 4.4, "Caikaku", bringing an innovative ...
  5. [5]
    KDE - LinuxReviews
    Most distributions split the package with KDE Gear applications package, formally known as the "KDE Software Compilation" and the "KDE Applications", into ...
  6. [6]
    KDE Gear - KDE Applications - 22.08 Released - Phoronix
    Aug 18, 2022 · For what used to be known as part of the KDE Software Compilation... Then most recently the straight-forward KDE Applications name to refer to ...
  7. [7]
    KDE.org Relaunched for Software Compilation 4.4
    Feb 8, 2010 · Once a branding strategy had been agreed upon (KDE is the organization or community, which produces Workspaces, Applications, and a Developer ...
  8. [8]
    Repositioning the KDE Brand
    Nov 24, 2009 · Applications that make up the KDE Software Compilation may be run independently of each other and additional applications can be added without ...
  9. [9]
    [PDF] 20yearsofKDE.pdf - 20 Years of KDE
    On October 14, 1996 Matthias Ettrich started KDE, with an RFC822 message, the same message format still in use today two decades later, with just minor ...
  10. [10]
    KDE 1.0 Release Announcement
    Jul 12, 1998 · KDE 1.0 Release Announcement. Sunday, 12 July 1998. T H E K D E S K T O P E N V I R O N M E N T http://www.kde.org Release 1.0 July 12, ...
  11. [11]
    [Kde-cvs-announce] KDE/4.14 branch forked, master is now open
    Jul 8, 2014 · We plan a new KDE Applications release in December (work in progress name "KDE Applications 14.12") where we include both kdelibs4 and KDE ...
  12. [12]
    KDE 4.0 Released
    KDE 4.0 is the innovative Free Software desktop containing lots of applications for every day use as well as for specific purposes.
  13. [13]
    KDE Frameworks | Developer
    The KDE Frameworks are 83 add-on libraries for coding applications with Qt. The individual Frameworks are well documented, tested and their API style will be ...
  14. [14]
    KDE Applications
    KDE is a community of friendly people who create over 200 apps which run on any Linux desktop, and often other platforms too. Here is the complete list.KDE Applications · KDE Connect · KDE-Anwendungen · KDE tətbiqləriMissing: components | Show results with:components
  15. [15]
    KDE Plasma Workspaces Improve User Experience
    The new Activity Manager is the first visible piece of context-awareness brought into Plasma through the use of Semantic Desktop features provided by Nepomuk.
  16. [16]
    Promo/Guidance/Branding/Rebranding KDE v1.1.0
    Dec 8, 2010 · The KDE Software Compilation is a collection of basic components and applications which are released together as a coordinated effort. This ...Repositioning The Kde Brand · Details · Use The Term ``kde''...
  17. [17]
    ecm(7) — Extra CMake Modules 6.20.0 documentation
    The Extra CMake Modules package, or ECM, adds to the modules provided by CMake, including ones used by find_package() to find common software.
  18. [18]
    [PDF] Free Software, Free Society: Selected Essays of Richard M. Stallman
    Apr 24, 1992 · run KDE software without using Qt. In November 1998, the developers of Qt announced a change of license which, when carried out, should make ...
  19. [19]
    15 years of KDE e.V. - The Early Years
    Nov 27, 2012 · We interviewed two of the founding members (Matthias and Matthias) on the why, what and when of KDE e.V. in the beginning. Tomorrow, emeritus ...Missing: motivation | Show results with:motivation
  20. [20]
    What is KDE e.V.
    The Association was originally founded to create a legal entity capable of representing the KDE Project in the KDE Free Qt Foundation. The growing popularity of ...
  21. [21]
    KDE 1.0-beta1 Release Announcement
    Oct 20, 1997 · In fact the release of the first beta coin- cides roughly with KDE's first birthday, October 16th 1997. KDE development is open to everyone.
  22. [22]
    Product Review: The K Desktop Environment, Version 1.0
    Mar 1, 1999 · The KDE Core, also called kdebase, comes with a highly configurable window manager, control panel, file manager and virtual terminal. A user can ...
  23. [23]
    KDE 1.89 Release Announcement
    Dec 15, 1999 · We strongly recommend users remain with the latest stable version, KDE 1.1.2, until KDE 2.0 will be released. Even people developing for the ...
  24. [24]
    KDE 2.0 Release Announcement
    Oct 23, 2000 · ARts enables playing multiple audio or video streams concurrently, whether on the desktop or over a network. ARts is a full-featured sound ...
  25. [25]
    KDE 2.2.2 Released
    Nov 22, 2001 · The KDE Project has announced the release of KDE 2.2. 2, a service and security release. A fairly complete list of changes from KDE 2.2.
  26. [26]
    KDE 3.0 Released to public
    **Summary of KDE 3.0 Release:**
  27. [27]
    K3b - KDE Applications
    K3b was created to be a feature-rich and easy to handle CD burning application. It consists of basically three parts.Missing: 3.0 Konqueror semantic<|separator|>
  28. [28]
    K Desktop Environment 3.5 Released
    - **Release Date**: Tuesday, 29 November 2005
  29. [29]
    KDE 3.5.10 Release Announcement
    Aug 26, 2008 · The KDE Community today announced the immediate availability of KDE 3.5.10, a maintenance release for the latest generation of the most advanced and powerful ...
  30. [30]
    KDE 3.1 New Feature Guide: More Information / Some KDE Stats
    The KDE CVS source code repository consists of roughly 2.6 million lines of code (LOC). By comparison, the Linux kernel (version 2.5. 29) consists of about 3.1 ...Missing: growth | Show results with:growth
  31. [31]
    Research/Nepomuk - KDE Community Wiki
    Mar 18, 2016 · Nepomuk technologies have been integrated into KDE starting KDE 4.0. 4.2 will feature more integration. More information. More information on ...
  32. [32]
    The critics are wrong: KDE 4 doesn't need a fork - Ars Technica
    Jul 2, 2008 · The controversy has escalated to the point where some users are now advocating a fork in order to move forward the old KDE 3.5 UI paradigms.
  33. [33]
    KDE 4.1 Release Announcement
    Jul 29, 2008 · The KDE Community today released KDE 4.1.0. This release is the second feature release of the KDE 4 series, sporting new applications and newly developed ...
  34. [34]
    Schedules/KDE4/4.4 Release Goals - KDE Community Wiki
    Jan 11, 2010 · Window & Compositing Manager · New: Window maximizing and tiling by snapping to the screen-edges ("Quick tiling and maximization") · Native window ...
  35. [35]
    KDE Releases Development Platform, Applications and Plasma ...
    Aug 10, 2010 · The KDE Plasma Netbook in 4.5 RC1 KDE Development Platform, Applications and Plasma Desktop and Netbook Released in Version 4.5. Spread the ...
  36. [36]
    KDE Software Compilation 4.4.0 Introduces Netbook Interface ...
    KDE Software Compilation 4.4.0 Introduces Netbook Interface, Window Tabbing and Authentication Framework · Plasma Workspace introduces social and web features.<|control11|><|separator|>
  37. [37]
    KDE Plasma 4 - Wikipedia
    With the release of KDE SC 4.11 on 14 August 2013, KDE Plasma 4 was placed into a feature freeze and turned into a long-term stable package until August 2015.
  38. [38]
    How I Learned to Love the KDE 4 Series - » Linux Magazine
    Oct 20, 2011 · In KDE3, Konqueror was the most comprehensive desktop application ever, a web browser as well as a file manager, but it was even more than that.
  39. [39]
    4273291 lines of code - Cornelius Schumacher
    Oct 11, 2009 · 4,273,291 lines of code, that's the size of the KDE core modules, which are released as the official KDE software distribution, as of today, ...Missing: 1.0 1998
  40. [40]
    KDE Release Structure Evolves
    Sep 4, 2013 · KDE Applications will continue to be released in the 4.x series, while Platform and Workspaces only receive fixes as part of the release cycle.Frameworks 5 · Timeline And Plan · CommentsMissing: Compilation | Show results with:Compilation
  41. [41]
    First release of KDE Frameworks 5
    July 7th, 2014. The KDE Community is proud to announce KDE Frameworks 5.0. Frameworks 5 is the next generation of KDE libraries, modularized and optimized ...
  42. [42]
    KDE Frameworks 5 Makes KDE Software More Accessible for all Qt ...
    Jul 7, 2014 · Today, the KDE community has made available the first stable release of Frameworks 5. At the Randa Meetings back in 2011, we started work on ...
  43. [43]
    Plasma 5 Brings a Cleaner Interface on Top of a New Graphics Stack
    **Summary of Plasma 5.0 Release:**
  44. [44]
    Plasma 5.27 - KDE Community
    Feb 14, 2023 · Plasma 5.27 is out and brings massive improvements to the desktop and all its tools. Another work of love from the KDE devs and contributors.
  45. [45]
    KDE MegaRelease 6
    KDE's next mega release is here! The KDE community proudly presents Plasma 6, Frameworks 6 and Gear 24.02. Released Wednesday, 28 February 2024.
  46. [46]
    KDE Gear 25.08
    Aug 14, 2025 · KDE Gear 25.08. Summertime Edition. Thursday, 14 August 2025. KDE Gear is back with a cool wave of apps for your summertime desktop! Whether ...
  47. [47]
    Plasma 5.20: One absolutely massive release - KDE Community
    Oct 13, 2020 · For example, the Klipper clipboard utility and middle-click paste are now fully operational on Wayland, and the multi-purpose launcher- ...
  48. [48]
    KDE's Switch to Subversion Complete
    May 5, 2005 · The first ever CVS commit was the import of kdelibs by Stephan on 13 April 1997 (Subversion revision number 2). The last active commit to CVS ...Missing: date | Show results with:date
  49. [49]
    KDE Reaches 1000000 Commits in its Subversion Repository
    Jul 20, 2009 · On the same day, the Amarok project (http://amarok.kde.org) became the first KDE project to migrate to Git. ... - jefferai - 2009-07-20. It ...
  50. [50]
    KDE e.V. Homepage
    KDE eV is a registered non-profit organization that represents the KDE Community in legal and financial matters.Members · Supporting Members · KDE e.V. Activities · Careers
  51. [51]
    KDE Mailing Lists
    The KDE mailing lists are one of the main communication channels in the KDE Community. This is a list of general mailing lists to give a quick overview.Missing: collaboration IRC
  52. [52]
    Infrastructure/Review Board - KDE Community Wiki
    Jan 16, 2023 · The reviewboard no longer exists. KDE currently uses the Review Board software for performing reviews on code changes.Missing: process | Show results with:process
  53. [53]
    Guidelines and HOWTOs/Code Checking - KDE Community Wiki
    Jul 31, 2024 · krazy2ebn is the tool that runs over the KDE codebase on the EBN and should not be run locally. However, please see Controlling Krazy on the EBN ...
  54. [54]
    The Road to KDE 4: CMake, a New Build System for KDE - KDE.news
    Feb 22, 2007 · One of the best KDE-related features of CMake is that it can automatically generate KDevelop project files based on the same 'CMakeLists.txt' ...Missing: adoption | Show results with:adoption
  55. [55]
    Growth Metrics for KDE Contributors
    Jul 14, 2009 · The first chart, above, shows the total number of active KDE contributers in any given month over a 12-year period. While there is some ebb and ...
  56. [56]
    Translating:KDE/Documentation - translatewiki.net
    May 19, 2018 · KDE software is translated into more than 60 languages and is built with ease of use and modern accessibility principles in mind. KDE4's full- ...
  57. [57]
    Schedules/KDE 3.0 Release Schedule - KDE Community Wiki
    May 9, 2008 · The HEAD branch should be made ready to compile and work flawlessly with the current Qt 3.x beta / release version. Friday October 5th, 2001: ...
  58. [58]
    Schedules/KDE 3.1 Release Schedule - KDE Community Wiki
    May 9, 2008 · Friday March 7th, 2003: Preparing KDE 3.1.1. KDE 3.1.1 tarballs are generated and uploaded to the packagers. Announcement roughly a week later.
  59. [59]
    Schedules/KDE4/4.1 Release Schedule - KDE Community Wiki
    April 20th, 2008: Soft Feature Freeze · April 22nd, 2008: Tag KDE 4.1 Alpha 1 · April 29th, 2008: Release KDE 4.1 Alpha 1 · May 19th, 2008: Hard Feature Freeze.
  60. [60]
    KDE 2.1 Release Schedule
    Jan 11, 2001 · Monday 22/01 The HEAD branch of CVS is tagged KDE_2_1_BETA2, and tarballs are made. They are made public immediately, and given to packagers for ...Missing: process | Show results with:process
  61. [61]
    Frameworks/Git Workflow - KDE Community Wiki
    Dec 3, 2011 · They are there for final stabilization and QA of a release and generating release tarballs. The release branch is tagged with the version number ...Missing: process | Show results with:process
  62. [62]
    After 4.9 there will be 4.10 - Martin's Blog
    Aug 17, 2012 · After the release of KDE 4.0, the team settled down into it's current rhythm release shedule, which is a 4.x release every six months, with 4.
  63. [63]
    Schedules/Frameworks - KDE Community Wiki
    Oct 15, 2025 · KDE Frameworks 6.x ; 6.20, (expected) Fri November 7, 2025, (expected) Fri November 14, 2025 ; 6.21, (expected) Fri December 5, 2025, (expected) ...
  64. [64]
    ah, stats - aseigo
    Oct 13, 2009 · With a similar amalgamation, KDE weighs in somewhere in excess of 23 million lines of code. Even then, nothing is said about code complexity, ...
  65. [65]
    KDE - Wikipedia
    KDE is an international free software community that develops free and open-source software. As a central development hub, it provides tools and resourcesKDE Plasma 5 · KDE neon · KDE Software Compilation 4 · KDE Plasma
  66. [66]
    Nokia Acquiring Trolltech - KDE.news
    Jan 28, 2008 · Will Nokia still sponsor the KDE developers to work on KDE? Yes they say support for open source will be the same, but we've been promised ...
  67. [67]
    KDE 4.0.5 Release Announcement
    Jun 4, 2008 · KDE Community Ships Fourth Maintenance Update for Fifth Major Version for Leading Free Software Desktop.
  68. [68]
    KDE Core/ISO Codes
    Feb 25, 2014 · KDE has translations for 188 language codes and locale variations (e.g. en_GB, sr@latin). There is not an exact match between the locale ...
  69. [69]
    Kubuntu 25.10 “Questing Quokka” Released - Planet KDE
    Oct 9, 2025 · ... millions of users worldwide. Building on the Ubuntu 25.10 base released today by Canonical, Kubuntu 25.10 introduces Plasma 6.4 as the ...
  70. [70]
    Development/Architecture/KDE4 - KDE TechBase
    Development Framework. Desktop. Plasma - The desktop · Sonnet - Spell- and grammar-checking technology · KParts - KDE's component ...
  71. [71]
    https://techbase.kde.org/Development/Tutorials/Programming_Tutorial_KDE_4
  72. [72]
    [PDF] Case Study: KDE 4.0 Semantic Desktop Search and Tagging
    For the new KDE version 4.0, the NEPOMUK EU project contributed a semantic search and annotation engine called Soprano, based on RDF. The desktop search service ...
  73. [73]
    KDE goes cross-platform with Windows, Mac OS X support
    Jan 23, 2008 · ... KDE 4.0. The KDE development community's adoption of CMake is another major factor that has contributed to the increased portability of the ...
  74. [74]
    Development/Tutorials/Programming Tutorial KDE 4 - KDE TechBase
    Jun 29, 2011 · Overview. Basics. KDE heavily depends on Qt. Many KDE classes inherit from Qt classes. KDE 4 is based on Qt 4, KDE 3 is based on Qt 3.Missing: growth | Show results with:growth
  75. [75]
    KParts: Framework for KDE graphical components
    This library implements the framework for KDE parts, which are elaborate widgets with a user-interface defined in terms of actions (menu items, toolbar icons).
  76. [76]
    Development/Tutorials/KDE3/Makefile.am - KDE TechBase
    Jun 29, 2011 · To make your application translatable, you must use i18n() in the code, around the English strings that appear to the user. You must also define ...
  77. [77]
    Phonon - KDE UserBase Wiki
    Sep 6, 2020 · Phonon is a multimedia, multi-platform sound framework for the application developer. Phonon also provides several features and benefits for the end user.
  78. [78]
    Solid - KDE Developer
    Hardware abstraction. Introduction. With Solid, KDE developers are able to easily write applications with hardware interaction features. The necessary ...
  79. [79]
    Development/Tutorials/Porting to D-Bus - KDE TechBase
    May 30, 2019 · There is no direct replacement for DCOPObject. It's replaced by a normal QObject with explict registering. You may use this new QObject with or ...Porting from DCOP to D-Bus · Converting Calls using...
  80. [80]
    The Road to KDE 4: Strigi and File Information Extraction
    Apr 11, 2007 · NEPOMUK will undergo a name change before its final implementation is set. So while Strigi does the actual digging through the data, other ...<|control11|><|separator|>
  81. [81]
    Projects/Oxygen - KDE TechBase
    Jul 13, 2012 · Oxygen Style Guide Working Ground · Information Concerning the Style and Window Decoration · Naming Specification Working Ground · Sound Theme ...
  82. [82]
    WebKit Ported to Qt 4 - KDE.news
    Jul 12, 2006 · Today the KDE team announces a new project to re-synchronize our HTML engine, KHTML, with the WebKit engine. Code named Unity, the project has ...
  83. [83]
    Projects/KWin/4.0-release-notes - KDE TechBase
    Mar 3, 2014 · KWin, the standard KDE window manager in KDE4.0, ships with the first version of built-in support for compositing, making it also a compositing ...
  84. [84]
    Debian -- Details of package kde-full in sid
    complete KDE Software Compilation for end users. KDE is the powerful, integrated, and easy-to-use Free Software desktop platform and suite of applications.
  85. [85]
    KDE Software Compilation 4.4 Feature Guide
    KDE Software Compilation 4.3 improved on the experience provided by its predecessors by finishing many features, while enhancing performance and stability. In ...
  86. [86]
    KDE Announces the Calligra Suite
    Dec 6, 2010 · The Calligra Suite introduces the Calligra Office Engine which makes it easy for developers to create new user experiences, target new ...
  87. [87]
    Using actions - KDE Developer
    This tutorial introduces the concept of actions. Actions are a unified way of supplying the user with ways to interact with your program.
  88. [88]
    Policies/Licensing Policy - KDE Community Wiki
    Aug 15, 2025 · This licence policy is designed to allow maximum code reuse with the community of KDE and beyond while making exceptions for the few cases which need it.Missing: Compilation | Show results with:Compilation
  89. [89]
    https://community.kde.org/Guidelines_and_HOWTOs/Licensing
  90. [90]
    Qt History - Qt Wiki
    Aug 14, 2024 · KDE project established with Qt as its underlying library. 1998 KDE Free Qt Foundation: guarantees Qt availability for free software development.
  91. [91]
    KDE Free Qt Foundation
    The KDE Free Qt Foundation has the purpose of securing the availability of the Qt toolkit. It is a Norwegian foundation (stiftelse).
  92. [92]
    Guidelines and HOWTOs/Licensing - KDE Community Wiki
    Jul 2, 2025 · If you link an application with any GPL license dynamically to a library that has any LGPL, BSD or MIT license, then everything will be fine.
  93. [93]
    Good news for KDE: Trolltech adds GPL option to Qt - ZDNET
    Sep 3, 2000 · The GPL option will be added to Trolltech's customary "Q Public License" (QPL), which had not been fully accepted by the open source community.
  94. [94]
    Fiduciary Licensing Agreement - KDE e.V.
    Copyright assignment is a personal act. It is entirely optional and at an individual developer, contributor or copyright holder's discretion whether to assign ...Missing: copyleft | Show results with:copyleft
  95. [95]
    KDE uses FTF's FLA to receive fiduciary assignment of copyright
    The fiduciary licence aims at simplifying this process, by assigning the copyright to an entity as KDE e.V. which is not “salable” and therefore provides ...
  96. [96]
    KDE is mostly developed by Europeans (Qt as well), Gnome (and ...
    KDE, in a sense, was the original free desktop. > K Desktop Environment (KDE) was founded in 1996 by Matthias Ettrich, who was then a student at the Eberhard ...
  97. [97]
    KDE And Gnome Together At Last? - Slashdot
    Mar 23, 2004 · The KDE desktop already has a fair bit of integration code in place that allows GTK developers to build native KDE applications. The GNOME ...<|separator|>
  98. [98]
    How to Be More Productive in Linux With KDE Activities
    Jan 30, 2024 · Become more productive by setting up separate workspaces for specific tasks and workflows using KDE Activities in Linux.
  99. [99]
    OpenSUSE - A real alternative to Ubuntu? - Everyday Linux User
    OpenSUSE is a big, mature distribution, similar to Ubuntu, Debian, and Fedora, with a familiar KDE desktop, but has issues with default package selection and ...
  100. [100]
    Best KDE distro of 2014 - Netrunner MAG |
    Dec 6, 2014 · Indeed, Fedora 20 KDE is a very interesting product. Despite its legacy for being beta, and accordingly, beta quality, Fedora 20 is stable, and ...
  101. [101]
    KDE Plasma at the movies
    Feb 9, 2014 · In the thick of competition, or looking purely at market share data, it's sometimes easy to forget just how much real and compelling use the ...
  102. [102]
    https://apps.kde.org/categories/education/
  103. [103]
    KDE Eco: Achievements, Impact, and To-Do's - Qt
    Given Free and Open Source Software's core values of transparency and user autonomy, FOSS has an edge to become the most resource and energy efficient ...Missing: eV economic
  104. [104]
    KDE neon - Wikipedia
    KDE neon is a Linux distribution developed by KDE based on Ubuntu long-term support (LTS) releases, bundled with a set of additional software repositories