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An open API service indexing awesome lists of open source software.

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GNU General Public License

GNU General Public License is a free software license published by the Free Software Foundation.

294 repositories - en.wikipedia.org/wiki/GNU_General_Public_License

WebAssembly

WebAssembly is a web standard that defines a binary format and an assembly-like text format for executable code in Web pages.

webassembly wasm javascript asmjs

292 repositories - en.wikipedia.org/wiki/WebAssembly - github.com/WebAssembly

Misskey

Misskey is open source software for free distributed microblogging network.

activitypub fediverse microblog social-network webfinger

292 repositories - en.wikipedia.org/wiki/Misskey - github.com/misskey-dev

Zephyr RTOS

The Zephyr RTOS is a scalable real-time operating system (RTOS).

291 repositories - en.wikipedia.org/wiki/Zephyr_(operating_system) - github.com/zephyrproject-rtos

fighting-game

A genre of video game.

beat-em-up

290 repositories - en.wikipedia.org/wiki/Fighting_game

Highlight.js

Highlight.js is a syntax highlighter written in JavaScript.

290 repositories - github.com/highlightjs

mcfunction

A coding language for Minecraft commands.

minecraft minecraft-commands

289 repositories

Automaton

A machine designed to follow a precise sequence of instructions.

automata automatons finite-state-machine cellular-automaton

288 repositories - en.wikipedia.org/wiki/Automaton

Yu-Gi-Oh!

Yu-Gi-Oh! is a collectible card game developed and published by Konami.

yu-gi-oh game card-game

287 repositories - en.wikipedia.org/wiki/Yu-Gi-Oh!_Trading_Card_Game

hms

HMS Core is an assortment of open device and cloud capabilities provided by HMS.

285 repositories - en.wikipedia.org/wiki/Huawei_Mobile_Services - github.com/HMS-Core

Raycast extension

Extensions for the macOS application launcher Raycast.

raycast

284 repositories - github.com/raycast/extensions

Reason

A new syntax and toolchain powered by the battle-tested language, OCaml.

reasonml ocaml javascript language react

282 repositories - en.wikipedia.org/wiki/Reason_(syntax_extension_for_OCaml) - github.com/facebook/reason

casual-game

A genre of video game.

282 repositories - en.wikipedia.org/wiki/Casual_game

TWRP (software)

Team Win Recovery Project (TWRP), pronounced "twerp", is an open-source software custom recovery image for Android-based devices.

282 repositories - en.wikipedia.org/wiki/TWRP_(software) - github.com/TeamWin

Riot Games

Riot Games, Inc. is an American video game developer, publisher and esports tournament organizer.

riotgames riot-games-api riotgames-api league-of-legends legends-of-runeterra teamfight-tactics valorant

282 repositories - en.wikipedia.org/wiki/Riot_Games - github.com/RiotGames

racing-game

A genre of video game.

280 repositories - en.wikipedia.org/wiki/Racing_video_game

Nintendo 3DS Homebrew

3DS Homebrew is the task of producing and running custom code for the Nintendo 3DS system.

nintendo-3ds-homebrew 3ds-custom-firmware custom-firmware nintendo-3ds

280 repositories - en.wikipedia.org/wiki/Homebrew_(video_games)#3DS

LineageOS

A free and open source operating system for smartphones and tablet computers.

273 repositories - en.wikipedia.org/wiki/LineageOS - github.com/LineageOS

OBO Foundry

The OBO Foundry is a community and infrastructure for life science ontologies and their best practices.

obo web-ontology-language owl owl-ontology

273 repositories - en.wikipedia.org/wiki/OBO_Foundry - github.com/OBOFoundry

Open Graph protocol

Open Graph is a protocol, originally developed by facebook, inspired by Dublin Core, link-rel canonical, Microformats, and RDFa.

opengraph open-graph-tags opengraph-tags open-graph-protocol meta-tags twitter-cards dublin-core semantic-web

272 repositories - en.wikipedia.org/wiki/Facebook_Platform#Open_Graph_protocol

Panic Playdate

Playdate by Panic is a handheld video game console, with free SDK and sideloading.

panic-playdate playdate-console game-development

271 repositories - en.wikipedia.org/wiki/Playdate_(console)

Christianity

Christianity is an Abrahamic monotheistic religion based on the life and teachings of Jesus of Nazareth.

religion christian

269 repositories - en.wikipedia.org/wiki/Christianity

Guild Wars 2

Guild Wars 2 is an MMORPG in the world of Tyria, following up the story from Guild Wars.

269 repositories - en.wikipedia.org/wiki/Guild_Wars_2

AsyncAPI Specification

The AsyncAPI Specification is a specification for describing, producing, consuming, and visualizing event-driven services.

aas async-api asyncapi-specification async-api-specification asyncapi-spec async-api-spec json-schema eda event-driven event-driven-architecture avro openapi

268 repositories - github.com/asyncapi/spec

Space Station 13

Space Station 13 is a 2D based role-playing multiplayer game running on BYOND.

space-station-13 byond byond-game-engine dreammaker dm game

267 repositories - en.wikipedia.org/wiki/Space_Station_13

AssemblyScript

TypeScript to WebAssembly compiler.

as typescript webassembly

265 repositories - github.com/AssemblyScript/assemblyscript

mruby

mruby is a lightweight, embeddable implementation of Ruby.

language mrubyc microcontroller ruby

262 repositories - en.wikipedia.org/wiki/Mruby - github.com/mruby

OpenAL

OpenAL is a cross-platform audio API.

262 repositories - en.wikipedia.org/wiki/OpenAL

Internet Engineering Task Force (IETF)

The IETF is an open international group concerned with the development and promotion of standards.

257 repositories - en.wikipedia.org/wiki/Internet_Engineering_Task_Force - github.com/ietf

Icon font

Icon fonts contain glyphs and symbols in place of textual letters.

256 repositories

Azure Developer CLI templates

The Azure Developer CLI templates are idiomatic application templates that accelerate the time it takes to get started on Azure.

256 repositories - github.com/Azure/azure-dev

Portugol

Also known as Structured Portuguese, is a pseudocode written in portuguese.

pseudocode

254 repositories - pt.wikipedia.org/wiki/Portugol

Declarative programming

A style of solving problems by describing the target state instead of specifying the concrete steps.

declarative-language imperative-programming imperative-language

254 repositories

Nextra

Nextra is a simple, powerful and flexible site generation framework built with next.js.

nextjs mdx markdown

253 repositories - github.com/shuding/nextra

Synthetic biology

The creation of new biological systems via the synthesis or assembly of artificial or natural components.

251 repositories - en.wikipedia.org/wiki/Synthetic_biology

RISC OS

RISC OS is the first ARM operating system.

risc-os arm bbc-basic

249 repositories - en.wikipedia.org/wiki/RISC_OS

F-Droid

F-Droid is an installable catalogue of FOSS applications for the Android platform.

fdroid android app-store aptoide apk libre-software foss

248 repositories - en.wikipedia.org/wiki/F-Droid - github.com/f-droid/fdroidclient

Effector

Effector is an effective multi-store state manager for JavaScript applications.

effectorjs effector-js react javascript typescript

246 repositories - github.com/effector/effector

Matrix

An open network for secure, decentralized communication.

244 repositories - fr.wikipedia.org/wiki/Matrix_(protocole) - github.com/matrix-org

Goldsrc

GoldSource is a game engine created by Valve Corporation, based on the original Quake engine.

242 repositories - en.wikipedia.org/wiki/Goldsrc

Pipewire

PipeWire is a server for handling audio and video streams and hardware on Linux.

241 repositories - en.wikipedia.org/wiki/PipeWire

OpenUI5

OpenUI5 is a JavaScript application framework designed to build cross-platform, responsive, enterprise-ready applications.

240 repositories - en.wikipedia.org/wiki/OpenUI5

Open Access

Open Access research is available online for free.

openaccess academia open-data papers research science

238 repositories - en.wikipedia.org/wiki/Open_access

Matter

Matter is a royalty-free standard for the Internet of Things to unify how to interact with devices.

238 repositories - en.wikipedia.org/wiki/Matter_(standard) - github.com/project-chip

Common Workflow Language

Open standards for declarative descriptions of tools and workflows.

235 repositories - en.wikipedia.org/wiki/Common_Workflow_Language - github.com/common-workflow-language

DMX512

A digital communication standard for controlling lighting and effects.

dmx dmx-512 dmx512a dmx-512a lighting art-net

235 repositories - en.wikipedia.org/wiki/DMX512

DataOps

DataOps is an automated, process-oriented methodology, used by analytic and data teams reduce the cycle time of data analytics.

data-ops open-data

233 repositories - en.wikipedia.org/wiki/DataOps

FreeSWITCH

Application server for real-time communication, telephony, video and Voice over Internet Protocol (VoIP).

fs voip sip webrtc ivr pbx sbc

227 repositories - en.wikipedia.org/wiki/FreeSWITCH - github.com/signalwire/freeswitch

Iced

A cross-platform GUI library for Rust focused on simplicity and type-safety.

icedrs gui rust widget interface toolkit elm graphics

225 repositories - github.com/iced-rs/iced

Cinnamon

Cinnamon is a desktop environment which combines a traditional desktop layout with modern graphical effects.

cinnamon-desktop gtk linuxmint linux

224 repositories - en.wikipedia.org/wiki/Cinnamon_(desktop_environment) - github.com/linuxmint/cinnamon

Digital signage

Tools for managing and displaying multimedia content on digital screens.

223 repositories - en.wikipedia.org/wiki/Digital_signage

Nano

Nano is a fast and feeless cryptocurrency developed by the Nano Foundation.

nano-currency raiblocks blockchain cryptocurrency

220 repositories - en.wikipedia.org/wiki/Nano_(cryptocurrency) - github.com/nanocurrency

concourse-ci

It is most commonly used for CI/CD, and is built to scale to any kind of automation pipeline, from simple to complex.

219 repositories - github.com/concourse/concourse

Handshake

Handshake is a decentralized naming and certificate authority.

218 repositories - en.wikipedia.org/wiki/Alternative_DNS_root#Handshake - github.com/handshake-org

Ukagaka

A type of desktop pet that values function or plot.

nanika ukagaka-ghost ukagaka-shell shiori ghost ssp sstp nar

217 repositories - en.wikipedia.org/wiki/Ukagaka

Confidential Computing

Confidential computing is a security and privacy-enhancing computational technique focused on protecting data in use.

trusted-execution trusted-execution-environment tee confidential-container

216 repositories - en.wikipedia.org/wiki/Confidential_computing

FIRST Tech Challenge

FIRST Tech Challenge (FTC) is a robotics competition for 7-12th graders where teams compete head-to-head in annual challenges.

215 repositories - en.wikipedia.org/wiki/FIRST_Tech_Challenge - github.com/ftctechnh

QuiltMC

Community-driven, highly modular and open Minecraft modding API.

quilt quilt-mod quiltmc-mod minecraft-quilt-mod minecraft-quilt minecraft minecraft-mod

214 repositories - github.com/QuiltMC/

PIM

Personal Information Management OR Product Information Management.

213 repositories - en.wikipedia.org/wiki/PIM

Backdrop CMS

Backdrop CMS is a full-featured open source CMS that allows non-technical users to manage a wide variety of content and functions.

backdrop cms

211 repositories - en.wikipedia.org/wiki/Backdrop_CMS - github.com/backdrop

Joplin

Secure note-taking app with synchronisation capabilities.

209 repositories - en.wikipedia.org/wiki/Joplin_(software) - github.com/laurent22/joplin

Fantasy console

Fantasy consoles are small development environments that force users to work within constraints on graphics, sound, sprites, etc.

fantasy-computer retro retrogame retrogaming retrocomputing pico-8 liko-12 tic-80 pixelvision8 basic8 pyxel

207 repositories

Electronic data interchange

EDI, which stands for electronic data interchange, is the intercompany communication of business documents in a standard format.

edifact x12 tradacoms un-edifact ansi-x12

205 repositories - en.wikipedia.org/wiki/Electronic_data_interchange

ShareX

Open source screen capture, file sharing and productivity tool.

204 repositories - en.wikipedia.org/wiki/ShareX - github.com/ShareX/ShareX

Computer algebra

Computer algebra libraries are used for manipulations with mathematical expressions.

204 repositories - en.wikipedia.org/wiki/Computer_algebra

role-playing-game

A genre of video game.

203 repositories - en.wikipedia.org/wiki/Role-playing_video_game

Finite Element Method (FEM)

The finite element method (FEM) is a numerical method for solving problems of engineering and mathematical physics.

200 repositories - en.wikipedia.org/wiki/Finite_element_method

Web Accessibility (a11y)

Accessibility is the practice of building inclusive spaces for different people.

accessibility a11y wai-aria alt-text assistive-technology screen-reader accessibility-testing

199 repositories - en.wikipedia.org/wiki/Web_accessibility

Deployer

Deployer is a deployment tool written in PHP with support for popular frameworks out of the box.

deployer-php deployer-recipes php deployment

196 repositories - github.com/deployphp/deployer

xmake

xmake is a cross-platform build utility based on lua.

196 repositories - github.com/tboox/xmake

cdnjs

A free and open source CDN built to make life easier for developers.

cdn javascript css html library package opensource foss

193 repositories - github.com/cdnjs

OpenComputers

OpenComputers is a Minecraft mod that adds programmable computers and robots to the game.

lua minecraft minecraft-mod

192 repositories - github.com/MightyPirates/OpenComputers

PSR-4: Autoloader

PSR-4 a specification for autoloading classes from file paths and describes where to place files that will be autoloaded.

psr psr-0 autoloader autoloading

190 repositories

World models

World models are neural networks that learn an environment's dynamics, enabling agents to simulate and plan in latent space.

187 repositories

Codeception

Modern PHP Testing for everyone.

codeception-module php testing

186 repositories - github.com/codeception

4D Components

4D components are sets of 4D methods, classes and forms that add new functionalities to 4D applications.

4d

184 repositories - en.wikipedia.org/wiki/4th_Dimension_(software)

Universal Syntax Tree.

unist is a specification for syntax trees. It has a big ecosystem of utilities in JavaScript for working with these trees.

ast cst syntax-tree

181 repositories - github.com/syntax-tree/unist

Open Policy Agent

OPA is an open source, general-purpose policy engine that unifies policy enforcement across the stack.

opa openpolicyagent policy-as-code policy authorization open-source-policy

181 repositories - github.com/open-policy-agent/opa

Sanitization

Sanitization is the process of removing unsafe characters from user input.

181 repositories - en.wikipedia.org/wiki/HTML_sanitization

Linux Mint

Linux Mint is an operating system for desktop and laptop computers.

mint cinnamon debian linux ubuntu

180 repositories - en.wikipedia.org/wiki/Linux_Mint - github.com/linuxmint

Xonsh

Python-powered, cross-platform, Unix-gazing shell.

xontrib xonsh-dev

177 repositories - github.com/xonsh/xonsh

Grafana k6 extension

Extensions for the Grafana k6.

177 repositories - github.com/grafana/xk6

Primer

The design system that powers GitHub.

primer-css design-system component-library

177 repositories - github.com/primer

Data Recovery

Data recovery is a method of recovering using software to undone file deletion or corruption.

176 repositories - en.wikipedia.org/wiki/data_recovery

shoot-em-up

A genre of video game.

174 repositories - en.wikipedia.org/wiki/Shoot_%27em_up

SciKits

SciKits (short for SciPy Toolkits) are add-on packages for SciPy.

scikits scipy python

174 repositories - github.com/pv/scikit-example

Minecraft Addon

Add-ons change mechanics and appearance of Minecraft BE.

minecraft-bedrock-addon mcpe-addon minecraftpe-mods minecraft-bedrock-edition minecraft-mod minecraft-plugin

173 repositories

Disk image

A disk image is a snapshot of a storage device's structure and mostly stored in (a) computer file(s) on another storage device.

173 repositories - en.wikipedia.org/wiki/Disk_image

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