| ormolu | A formatter for Haskell source code |
| nika-fonts | Persian/Arabic Open Source Font |
| taisei | Free and open-source Touhou Project clone and fangame |
| sympa | Open source mailing list manager |
| kmod-blacklist-ubuntu | Linux kernel module blacklists from Ubuntu |
| mattermost | Open source platform for secure collaboration across the entire software development lifecycle |
| opengothic | Open source re-implementation of Gothic 2: Night of the Raven |
| openscreen | Free, open-source alternative to Screen Studio (sort of) |
| go-errorlint | Source code linter that can be used to find code that will cause problems with Go's error wrapping scheme |
| python313Packages.phply | Lexer and parser for PHP source implemented using PLY |
| python313Packages.myhdl | Free, open-source package for using Python as a hardware description and verification language |
| python313Packages.scipy | SciPy (pronounced 'Sigh Pie') is open-source software for mathematics, science, and engineering |
| python314Packages.phply | Lexer and parser for PHP source implemented using PLY |
| python314Packages.myhdl | Free, open-source package for using Python as a hardware description and verification language |
| python314Packages.scipy | SciPy (pronounced 'Sigh Pie') is open-source software for mathematics, science, and engineering |
| librespot | Open Source Spotify client library and playback daemon |
| autodock-vina | One of the fastest and most widely used open-source docking engines |
| normaliz | Open source tool for computations in affine monoids, vector configurations, lattice polytopes, and rational cones |
| moodle | Free and open-source learning management system (LMS) written in PHP |
| julius | Open source re-implementation of Caesar III |
| quarto | Open-source scientific and technical publishing system built on Pandoc |
| vokoscreen-ng | User friendly Open Source screencaster for Linux and Windows |
| octodns-providers.ddns | Simple Dynamic DNS source for octoDNS |
| python313Packages.pyvcd | Python package for writing Value Change Dump (VCD) files |
| python313Packages.arelle | Open source XBRL platform |
| python314Packages.pyvcd | Python package for writing Value Change Dump (VCD) files |
| cargo-binstall | Tool for installing rust binaries as an alternative to building from source |
| rust-code-analysis | Analyze and collect metrics on source code |
| python312Packages.mlt | Open source multimedia framework, designed for television broadcasting |
| documenso | Open Source DocuSign Alternative |
| elements | Open Source implementation of advanced blockchain features extending the Bitcoin protocol |
| open62541 | Open source implementation of OPC UA |
| mysql80 | World's most popular open source database |
| osrm-backend | Open Source Routing Machine computes shortest paths in a graph. It was designed to run well with map data from the Openstreetmap Project |
| syncthing | Open Source Continuous File Synchronization |
| zegrapher | Open source math plotter |
| heimdall | Cross-platform open-source tool suite used to flash firmware onto Samsung Galaxy devices |
| dcfldd | Enhanced version of GNU dd |
| open-fonts | Collection of beautiful free and open source fonts |
| javaPackages.compiler.openjdk11 | Open-source Java Development Kit |
| jdk_headless | Open-source Java Development Kit |
| jre_headless | Open-source Java Development Kit |
| libsurvive | Open Source Lighthouse Tracking System |
| lutris-unwrapped | Open Source gaming platform for GNU/Linux |
| kdePackages.kdenlive | Free and open source video editor, based on MLT Framework and KDE Frameworks |
| doomretro | Classic, refined DOOM source port |
| nix-prefetch-pijul | Script used to obtain source hashes for fetchpijul |
| nix-prefetch-darcs | Script used to obtain source hashes for fetchdarcs |
| rethinkdb | Open-source distributed database built with love |
| cproto | Tool to generate C function prototypes from C source code |
| freeimage | Open Source library for accessing popular graphics image file formats |
| javaPackages.compiler.openjdk25 | Open-source Java Development Kit |
| javaPackages.compiler.openjdk17 | Open-source Java Development Kit |
| javaPackages.compiler.openjdk21 | Open-source Java Development Kit |
| ausweisapp | Official authentication app for German ID card and residence permit |
| xbindkeys-config | Graphical interface for configuring xbindkeys |
| ocamlPackages.ppx_demo | PPX that exposes the source code string of an expression/module structure |
| python314Packages.arelle | Open source XBRL platform |
| python312Packages.vtk | Open source libraries for 3D computer graphics, image processing and visualization |
| python313Packages.mlt | Open source multimedia framework, designed for television broadcasting |
| python314Packages.mlt | Open source multimedia framework, designed for television broadcasting |
| rocmPackages.openmpi | Open source MPI-3 implementation |
| zabbix60.agent2 | Enterprise-class open source distributed monitoring solution (client-side agent) |
| chiaki | Free and Open Source PlayStation Remote Play Client |
| jimtcl | Open source small-footprint implementation of the Tcl programming language |
| rtrlib | Open-source C implementation of the RPKI/Router Protocol client |
| obs-studio-plugins.obs-freeze-filter | Plugin for OBS Studio to freeze a source using a filter |
| serious-sam-classic | Open source game engine version developed by Croteam for Serious Sam Classic |
| nodePackages.coc-spell-checker | Spelling checker for source code |
| ocamlPackages.frama-c | Extensible and collaborative platform dedicated to source-code analysis of C software |
| heimdall-gui | Cross-platform open-source tool suite used to flash firmware onto Samsung Galaxy devices |
| cpp-netlib | Collection of open-source libraries for high level network programming |
| dnsmap | Scan for subdomains using brute-force techniques |
| ark-pixel-font | Open source pan-CJK pixel font |
| mapnik | Open source toolkit for developing mapping applications |
| ntfs2btrfs | CLI tool which does in-place conversion of Microsoft's NTFS filesystem to the open-source filesystem Btrfs |
| pocketbase | Open Source realtime backend in 1 file |
| python312Packages.eve | Open source Python REST API framework designed for human beings |
| python313Packages.future | Clean single-source support for Python 3 and 2 |
| python314Packages.future | Clean single-source support for Python 3 and 2 |
| speedread | Simple terminal-based open source Spritz-alike |
| zabbix72.agent2 | Enterprise-class open source distributed monitoring solution (client-side agent) |
| zabbix74.agent2 | Enterprise-class open source distributed monitoring solution (client-side agent) |
| zabbix70.agent2 | Enterprise-class open source distributed monitoring solution (client-side agent) |
| abseil-cpp | Open-source collection of C++ code designed to augment the C++ standard library |
| hackrf | Open source SDR platform |
| inspec | Open-source testing framework for infrastructure with a human- and machine-readable language for specifying compliance, security and policy requirements |
| openrw | Unofficial open source recreation of the classic Grand Theft Auto III game executable |
| silice | Open source language that simplifies prototyping and writing algorithms on FPGA architectures |
| python312Packages.cgen | C/C++ source generation from an AST |
| python312Packages.jax | Source-built JAX frontend: differentiate, compile, and transform Numpy code |
| python313Packages.mlflow | Open source platform for the machine learning lifecycle |
| python314Packages.mlflow | Open source platform for the machine learning lifecycle |
| sitespeed-io | Open source tool that helps you monitor, analyze and optimize your website speed and performance |
| libhandy_0 | Library full of GTK widgets for mobile phones |
| plasma5Packages.qgpgme | Qt API bindings/wrapper for GPGME |
| pacemaker | Open source, high availability resource manager suitable for both small and large clusters |
| python313Packages.cogapp | Code generator for executing Python snippets in source files |
| python313Packages.flake8 | Modular source code checker: pep8, pyflakes and co |
| python314Packages.flake8 | Modular source code checker: pep8, pyflakes and co |