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

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Quantum Mechanical Keyboard

Open-source keyboard firmware for AVR and ARM processors.

638 repositories - github.com/qmk

MyAnimeList

MyAnimeList is an online forum and anime-manga database.

mal my-anime-list myanimelist-api

635 repositories - en.wikipedia.org/wiki/MyAnimeList

Randomizer

Randomizer is a type of tool that uses stochastic inputs.

video-game-randomizer randomizer-tool randomizer-mod modding rom-hacking

634 repositories

Chaos Engineering

The process of testing distributed computing systems to ensure that they can withstand unexpected disruptions.

sre testing

634 repositories - en.wikipedia.org/wiki/Chaos_engineering

Static code analysis

Static program analysis is the analysis a program without executing it.

static-program-analysis dynamic-code-analysis testing

629 repositories

STEM

STEM is an acronym for science, technology, engineering, and mathematics.

623 repositories - en.wikipedia.org/wiki/Science%2C_technology%2C_engineering%2C_and_mathematics

Wails

Wails is a framework for building cross-platform applications for all major desktop platforms.

electron nativephp pwa qt hta cross-platform tauri

623 repositories - github.com/wailsapp/wails

Source

Source is game engine developed by valve software for half-life 2.

source-2013 source-sdk source-1 half-life-2 source-filmmaker team-fortress-2 portal

601 repositories - en.wikipedia.org/wiki/Source_(game_engine)

rhythm-game

A genre of video game.

600 repositories - en.wikipedia.org/wiki/Rhythm_game

visionOS

visionOS is Apple's spatial computing operating system.

597 repositories - en.wikipedia.org/wiki/VisionOS

AwesomeWM

AwesomeWM is a highly configurable, next generation framework window manager for X.

594 repositories - en.wikipedia.org/wiki/Awesome_(window_manager) - github.com/awesomeWM

PSR-7: HTTP message interfaces

PSR-7 is a set of common interfaces representing HTTP messages, and URIs.

rfc-7230 rfc-7231 rfc-3986 http-message psr-17

592 repositories

Lean

Lean is a theorem prover and programming language.

580 repositories - en.wikipedia.org/wiki/Lean_(proof_assistant) - github.com/leanprover/lean

Iris

Web framework for Go Developers.

iris-golang iris-framework iris-go iris12 framework go

577 repositories - github.com/kataras/iris

Sitecore

Robust content management that scales for enterprise needs.

xdb adobe acquia oracle episerver ibm

576 repositories - en.wikipedia.org/wiki/Sitecore - github.com/sitecore

DuckDuckGo

DuckDuckGo is an Internet search engine that prioritizes privacy by not tracking users.

564 repositories - en.wikipedia.org/wiki/DuckDuckGo - github.com/duckduckgo

flight-simulator

A genre of video game.

563 repositories - en.wikipedia.org/wiki/Flight_simulator

Gitpod

an online service that provides disposable, ready-to-code development environments for GitHub projects.

556 repositories - en.wikipedia.org/wiki/Gitpod - github.com/gitpod-io/gitpod/

Cellular automaton

An automaton consisting of cells arranged in a regular grid. A new generation of cells is created with an associated rule.

cellular-automata cellular-automatons automaton conways-game-of-life

552 repositories - en.wikipedia.org/wiki/Cellular_automaton

ActionScript

A object-oriented programming language used in Flash Player applications.

flash adobe-flash flash-player adobe-air air as3 as2

549 repositories - en.wikipedia.org/wiki/ActionScript

Geometry Dash

Open source Projects relating to the Video Game 'Geometry Dash'.

545 repositories - en.wikipedia.org/wiki/Geometry_Dash

AT Protocol

The AT Protocol is a protocol and open standard for decentralized social networking services.

decentralized protocol social-network atprotocol bluesky bluesky-api bluesky-bot bluesky-clients bluesky-social

545 repositories - en.wikipedia.org/wiki/AT_Protocol - github.com/bluesky-social/atproto

Nette

Nette – Comfortable and Safe Web Development in PHP.

nettefw nette-framework framework mvc php

544 repositories - github.com/nette/nette

IndieWeb

The IndieWeb is a people-focused alternative to the "corporate web".

indiewebcamp microformats webmention decentralized-web decentralized decentralization

541 repositories - en.wikipedia.org/wiki/IndieWeb - github.com/indieweb

Flipper Zero

A hardware security module for your pocket.

535 repositories - en.wikipedia.org/wiki/Flipper_Zero - github.com/flipperdevices

Tuya

Tuya Smart is a leading global IoT Cloud Platform that build an IoT developer ecosystem, enabling everything to be smart.

530 repositories - github.com/tuya

ZX Spectrum

An 8-bit personal home computer developed by Sinclair Research and Britain's best-selling microcomputer.

spectrum speccy spectrum-zx zxspectrum spectrumzx sinclair sinclair-spectrum amstrad-cpc commodore-64 bbc-micro spectrum-next

529 repositories - en.wikipedia.org/wiki/ZX_Spectrum

Apple Music

Apple Music is a music streaming service developed by Apple.

apple apple-music-api

522 repositories - en.wikipedia.org/wiki/Apple_Music

pass

the standard unix password manager.

passwordstore password-manager gpg

518 repositories - en.wikipedia.org/wiki/Pass_(software)

ANTLR

ANTLR takes as input a grammar that specifies a language and generates as output source code for a recognizer for that language.

antlr4 antlr3 grammar parser parser-generator language syntax-tree ast parsing tokenize

516 repositories - en.wikipedia.org/wiki/ANTLR - github.com/antlr

Batch file

A batch file is a script file in DOS, OS/2 and Microsoft Windows.

515 repositories - en.wikipedia.org/wiki/Batch_file

IPython

IPython (Interactive Python) is a command shell for interactive computing in multiple programming languages.

python jupyter repl notebook

515 repositories - en.wikipedia.org/wiki/ipython - github.com/ipython/ipython

ComputerCraft

Computers, Programming and Robotics in Minecraft.

computercraft-tweaked lua minecraft minecraft-mod

512 repositories - github.com/dan200/ComputerCraft

tower-defense

A genre of video game.

506 repositories - en.wikipedia.org/wiki/Tower_defense

Kerbal Space Program

Kerbal Space Program is space flight simulation game.

506 repositories - en.wikipedia.org/wiki/Kerbal_Space_Program

Pixiv

Pixiv is an online art community.

pixiv-downloader pixiv-api

505 repositories - en.wikipedia.org/wiki/Pixiv - github.com/pixiv

PICO-8

PICO-8 is a fantasy console for making, sharing and playing tiny games and other computer programs in Lua.

pico8 tic-80 liko-12 pixel-vision-8 basic8

503 repositories - en.wikipedia.org/wiki/Pico-8

Defold

A cross-platform game engine for high-performance games on desktop, mobile, web and consoles.

defold-engine defold-game-engine defold-module defold-extension defold-library lua game-developmment

501 repositories - en.wikipedia.org/wiki/Defold - github.com/defold

Zero-knowledge proof

ZKP allows one party to prove a statement to another party without revealing any information about that statement.

zkps zkproof zero-knowledge-proofs cryptography zk

488 repositories - en.wikipedia.org/wiki/Zero-knowledge_proof

V

Simple, Fast, Safe, Compiled Language for Developing Maintainable Software.

v-lang vlang v-language language c c-plus-plus go rust

486 repositories - github.com/vlang/v

turn-based

A genre of video game.

turn-based-game turn-based-tactics turn-based-strategy

484 repositories

Photogrammetry

Photogrammetry refers to the techniques of obtaining physical mesurements through the process of interpreting images.

computer-vision structure-from-motion

468 repositories - en.wikipedia.org/wiki/Photogrammetry

IIIF

IIIF is a set of open standards for delivering high-quality, attributed digital objects online at scale.

graphics api digital-humanities

465 repositories - en.wikipedia.org/wiki/International_Image_Interoperability_Framework

Inkscape

Inkscape is an open-source vector graphics editor used to create vector images, primarily in the SVG format.

svg

462 repositories - en.wikipedia.org/wiki/Inkscape

ITMO

IT's MOre than a UNIVERSITY!

461 repositories - en.wikipedia.org/wiki/ITMO_University

Wagtail

Wagtail is an open source CMS written in Python and built on the Django web framework.

wagtail-cms django python

453 repositories - en.wikipedia.org/wiki/Wagtail_(CMS) - github.com/wagtail

ASGI

Asynchronous Server Gateway Interface.

wsgi server asynchronous asgiref python web

451 repositories

Kakoune

Code editor heavily inspired by Vim.

kak vim neovim

449 repositories - github.com/mawww/kakoune

V8

High-performance JavaScript and WebAssembly engine that powers Google Chrome.

436 repositories - en.wikipedia.org/wiki/V8_(JavaScript_engine) - github.com/v8/v8

Sidekiq

Simple, efficient background processing for Ruby.

resque activejob delayed-job

436 repositories - en.wikipedia.org/wiki/Sidekiq - github.com/mperham/sidekiq

Ethereum Name Service (ENS)

ENS is a name service build on Ethereum.

ethereum blockchain cryptocurrency

434 repositories - github.com/ensdomains

Dependency management

Secure and manage your third-party dependencies.

dependencies dependency-manager package-management

423 repositories - en.wikipedia.org/wiki/Package_manager

NetBox

NetBox is an IPAM & DCIM tool intended to serve as the Source of Truth for the datacenter infrastructure technology.

netbox-plugin

417 repositories - github.com/netbox-community/netbox

reMarkable tablet

The reMarkable tablets are note-taking devices featuring an e-ink screen, a touchscreen, and a pen digitizer.

eink ebook-reader

416 repositories - en.wikipedia.org/wiki/ReMarkable - github.com/reMarkable

PSR-15: HTTP Server Request Handlers

PSR-7 is a set of common interfaces representing HTTP server request handlers, and HTTP server middleware components.

psr psr-7

415 repositories

Discord Bots (Extensions)

Discord Bots are extensions for the Discord chat app.

406 repositories - github.com/discord

Blockly

A drag-n-drop library by Google.

406 repositories

Fluent Design System

Fluent Design is a design language developed by Microsoft.

400 repositories - en.wikipedia.org/wiki/Fluent_Design_System

Hack Club

Hack Club is a worldwide community of high school hackers. We make things. We help one another. We have fun.

hackathons clubs hacking

398 repositories - en.wikipedia.org/wiki/Hack_Club - github.com/hackclub

MeiliSearch

MeiliSearch is an open source typo-tolerant search engine.

search-engine database site-search enterprise-search

392 repositories - github.com/meilisearch/meilisearch

Sailfish OS

A Linux-based mobile operating system.

sailfish-os qt

391 repositories - en.wikipedia.org/wiki/Sailfish_OS - github.com/sailfishos

Tumblr

Microblogging and social networking platform.

390 repositories

Vysoké učení technické v Brně

Vysoké učení technické v Brně (VUT), a Czech university of technical, economic and artistic studies.

vutbr brno-university-of-technology university education vut-fit

386 repositories - en.wikipedia.org/wiki/Brno_University_of_Technology

Red

Red is a next-gen programming language, strongly inspired by REBOL.

red-language language rebol

385 repositories - github.com/red/red

Altium Designer

Altium Designer is a PCB and electronic design automation software package for printed circuit boards.

385 repositories - en.wikipedia.org/wiki/Altium_Designer

EPICS

A set of applications and network protocols for control systems.

scada

382 repositories - en.wikipedia.org/wiki/EPICS - github.com/epics-extensions

Fable

Fable is an F#-to-Javascript transpiler.

elmish fsharp

377 repositories - github.com/fable-compiler

aurelia

A next generation JavaScript client framework that leverages simple conventions to empower your creativity.

angular react vue vuejs inferno mithril ember durandal meteor meteorjs

372 repositories - github.com/aurelia/aurelia

NEO

A distributed network for the Smart Economy.

blockchain cryptocurrency

367 repositories - en.wikipedia.org/wiki/NEO_(cryptocurrency) - github.com/neo-project

Creative Commons License

The Creative Commons licenses are a collection of public copyright licenses that allow the reuse and redistribution of work.

361 repositories - en.wikipedia.org/wiki/Creative_Commons_license - github.com/creativecommons

OpenFaaS

OpenFaaS - Serverless Functions Made Simple.

360 repositories - github.com/openfaas/faas

Deta

Projects using serverless hosting or NoSQL Databases by Deta.

354 repositories - github.com/deta/

ImageJ

ImageJ is an open source image processing program designed for scientific multidimensional images.

353 repositories - en.wikipedia.org/wiki/ImageJ - github.com/imagej/imagej

ZEIT

A company that builds tools that make cloud computing as easy and accessible as mobile computing.

352 repositories - github.com/zeit

Zephyr RTOS

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

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

incremental-game

A genre of video game.

340 repositories - en.wikipedia.org/wiki/Incremental_game

Touhou Project

Touhou Project is a bullet hell shoot 'em up video game series.

touhou-project

338 repositories - en.wikipedia.org/wiki/Touhou_Project

Mainframe

A mainframe is a powerful computer system known for reliability.

cobol rexx zos jcl

337 repositories - en.wikipedia.org/wiki/Mainframe

Apache Pulsar

Pulsar is a distributed pub-sub messaging platform with a very flexible messaging model and an intuitive client API.

apache-pulsar java cloud-native maven serverless

336 repositories - github.com/apache/pulsar

Citizen science

Citizen science is a form of scientific research in which members of the public participate.

334 repositories - en.wikipedia.org/wiki/Citizen_science

Raycast extension

Extensions for the macOS application launcher Raycast.

raycast

333 repositories - github.com/raycast/extensions

oculus

Oculus is a VR headset, and relates to creating games for the platform.

331 repositories - en.wikipedia.org/wiki/Reality_Labs

PSR-11: Container interface

PSR-11 is a set of common interfaces for dependency injection containers.

psr service-locator dependency-injection dependency-injection-container service-container di-container container-interop

329 repositories

Guzzle

Guzzle, an extensible PHP HTTP client.

psr-7 httpclient http-client curl

328 repositories - github.com/guzzle/guzzle

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

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

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