| openrgb | Open source RGB lighting control |
| nsd | Authoritative only, high performance, simple and open source name server |
| pocl | Portable open source (MIT-licensed) implementation of the OpenCL standard |
| ocamlPackages.cry | OCaml client for the various icecast & shoutcast source protocols |
| python312Packages.ufolint | Linter for Unified Font Object (UFO) source code |
| lohit-fonts.gurmukhi | Free and open source fonts for Indian languages (Gurmukhi script) |
| colm | Programming language for the analysis and transformation of computer languages |
| ares | Open-source multi-system emulator with a focus on accuracy and preservation |
| gpac | Open Source multimedia framework for research and academic purposes |
| ffms | FFmpeg based source library for easy frame accurate access |
| ginko | Device-tree source parser, analyzer and language server |
| insomnia | Open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC, with Cloud, Local and Git storage |
| palemoon-gtk2-bin | Open Source, Goanna-based web browser focusing on efficiency and customization |
| opengfw | Flexible, easy-to-use, open source implementation of GFW on Linux |
| kdePackages.kigo | Kigo is an open-source implementation of the popular Go game |
| phpExtensions.grpc | High performance, open source, general RPC framework that puts mobile and HTTP/2 first |
| wine64Packages.stable | Open Source implementation of the Windows API on top of X, OpenGL, and Unix |
| wineWow64Packages.stableFull | Open Source implementation of the Windows API on top of X, OpenGL, and Unix |
| docker | Open source project to pack, ship and run any application as a lightweight container |
| typos-lsp | Source code spell checker |
| lauti | Open source calendar for events, groups and places |
| md-tangle | Generates ("tangles") source code from Markdown documents |
| openttd | Open source clone of the Microprose game "Transport Tycoon Deluxe" |
| prosody | Open-source XMPP application server written in Lua |
| redo | System for building target files from source files |
| recapp | User friendly Open Source screencaster for Linux written in GTK |
| obs-studio-plugins.obs-vnc | VNC viewer integrated into OBS Studio as a source plugin |
| arduino-core | Open-source electronics prototyping platform |
| grcov | Rust tool to collect and aggregate code coverage data for multiple source files |
| undercut-f1 | Open-source F1 Live Timing TUI client with replay, driver tracker and team-radio transcription |
| vtk | Open source libraries for 3D computer graphics, image processing and visualization |
| haste-server | Open source pastebin written in Node.js |
| jboss | Open Source J2EE application server |
| openjump | Open source Geographic Information System (GIS) written in the Java programming language |
| rtklib-ex | Open Source Program Package for GNSS Positioning |
| winePackages.base | Open Source implementation of the Windows API on top of X, OpenGL, and Unix |
| code-browser-qt | Folding text editor, designed to hierarchically structure any kind of text file and especially source code |
| comet-gog | Open Source implementation of GOG Galaxy's Communication Service |
| dragon-drop | Simple drag-and-drop source/sink for X or Wayland (called dragon in upstream) |
| godot3-mono-server | Free and Open Source 2D and 3D game engine (mono server) |
| spicedb | Open source permission database |
| xf86-video-omap | Open-source X.org graphics driver for TI OMAP graphics |
| xmedcon | Open source toolkit for medical image conversion |
| helix-db | Open-source graph-vector database built from scratch in Rust |
| mslicer | Experimental open source slicer for masked stereolithography (resin) printers |
| libsForQt5.mlt | Open source multimedia framework, designed for television broadcasting |
| ragel | State machine compiler |
| typstPackages.showman | Eval & show typst code outputs inline with their source |
| haskellPackages.BinderAnn | Source-to-source plugin for enhancing EDSLs with static annotations |
| nodePackages.sloc | sloc is a simple tool to count SLOC (source lines of code) |
| nodePackages.ts-node | TypeScript execution environment and REPL for node.js, with source map support |
| daytona-bin | Open Source Dev Environment Manager |
| code-browser-gtk | Folding text editor, designed to hierarchically structure any kind of text file and especially source code |
| devpod | Codespaces but open-source, client-only and unopinionated: Works with any IDE and lets you use any cloud, kubernetes or just localhost docker |
| ctags | Tool for fast source code browsing (exuberant ctags) |
| boomerang | General, open source, retargetable decompiler |
| folly | Open-source C++ library developed and used at Facebook |
| glitchtip | Open source Sentry API compatible error tracking platform |
| fcast-client | FCast Client Terminal, a terminal open-source media streaming client |
| seabios-coreboot | Open source implementation of a 16bit x86 BIOS |
| inochi-creator | Open source editor for the Inochi2D puppet format |
| miniz | Single C source file zlib-replacement library |
| luanti-server | Open source voxel game engine (formerly Minetest) |
| luanti-client | Open source voxel game engine (formerly Minetest) |
| openmw | Unofficial open source engine reimplementation of the game Morrowind |
| pyload-ng | Free and open-source download manager with support for 1-click-hosting sites |
| wine64Packages.stableFull | Open Source implementation of the Windows API on top of X, OpenGL, and Unix |
| dxx-rebirth | Source Port of the Descent 1 and 2 engines |
| alire | Source-based package manager for the Ada and SPARK programming languages |
| espeak-classic | Compact open source software speech synthesizer |
| gophish | Open-Source Phishing Toolkit |
| sensu-go-agent | Open source monitoring tool for ephemeral infrastructure & distributed applications |
| seanime | Open-source media server for anime and manga |
| swift-format | Formatting technology for Swift source code |
| openems | Open Source Electromagnetic Field Solver |
| php84Extensions.grpc | High performance, open source, general RPC framework that puts mobile and HTTP/2 first |
| php82Extensions.grpc | High performance, open source, general RPC framework that puts mobile and HTTP/2 first |
| php85Extensions.grpc | High performance, open source, general RPC framework that puts mobile and HTTP/2 first |
| php83Extensions.grpc | High performance, open source, general RPC framework that puts mobile and HTTP/2 first |
| haskellPackages.hsx2hs | HSX (Haskell Source with XML) allows literal XML syntax in Haskell source code |
| python312Packages.swh-scanner | Source code scanner to analyze code bases and compare them with source code artifacts archived by Software Heritage |
| avr-sim | AVR assembler simulator for the stepwise execution of assembler source code - with many extras |
| code-browser-gtk2 | Folding text editor, designed to hierarchically structure any kind of text file and especially source code |
| bochs | Open-source IA-32 (x86) PC emulator |
| aria2 | Lightweight, multi-protocol, multi-source, command-line download utility |
| chirp | Free, open-source tool for programming your amateur radio |
| gotests | Generate Go tests from your source code |
| godot_4_3-mono | Free and Open Source 2D and 3D game engine |
| godot_4_4-mono | Free and Open Source 2D and 3D game engine |
| scspell | Spell checker for source code |
| stockfish | Strong open source chess engine |
| zabbix72.web | Enterprise-class open source distributed monitoring solution (web frontend) |
| zabbix70.web | Enterprise-class open source distributed monitoring solution (web frontend) |
| zabbix74.web | Enterprise-class open source distributed monitoring solution (web frontend) |
| zabbix60.web | Enterprise-class open source distributed monitoring solution (web frontend) |
| jikken | Powerful, source control friendly REST API testing toolkit |
| invidious | Open source alternative front-end to YouTube |
| mesa | Open source 3D graphics library |
| melange | Build APKs from source code |
| localsend | Open source cross-platform alternative to AirDrop |