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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

294 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).

292 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

mcfunction

A coding language for Minecraft commands.

minecraft minecraft-commands

289 repositories

Highlight.js

Highlight.js is a syntax highlighter written in JavaScript.

289 repositories - github.com/highlightjs

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.

286 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

TWRP (software)

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

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

casual-game

A genre of video game.

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

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

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

racing-game

A genre of video game.

281 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

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

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

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

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

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)

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

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

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

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

AssemblyScript

TypeScript to WebAssembly compiler.

as typescript webassembly

265 repositories - github.com/AssemblyScript/assemblyscript

OpenAL

OpenAL is a cross-platform audio API.

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

mruby

mruby is a lightweight, embeddable implementation of Ruby.

language mrubyc microcontroller ruby

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

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

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

Icon font

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

256 repositories

Portugol

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

pseudocode

255 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

254 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

250 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.

245 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

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

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

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

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

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

230 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

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

Digital signage

Tools for managing and displaying multimedia content on digital screens.

222 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

Handshake

Handshake is a decentralized naming and certificate authority.

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

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

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

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

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

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

PIM

Personal Information Management OR Product Information Management.

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

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/

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

207 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.

201 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

200 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

World models

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

193 repositories

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

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)

Sanitization

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

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

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

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

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

Grafana k6 extension

Extensions for the Grafana k6.

177 repositories - github.com/grafana/xk6

Xonsh

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

xontrib xonsh-dev

177 repositories - github.com/xonsh/xonsh

Primer

The design system that powers GitHub.

primer-css design-system component-library

177 repositories - github.com/primer

SciKits

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

scikits scipy python

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

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

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

175 repositories

shoot-em-up

A genre of video game.

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

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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