:octocat: Browser extension that simplifies the GitHub interface and adds useful features

A minimal, idiomatic Scala interface for HTTP

Official git repository for Biopython (originally converted from CVS)

A bunch of lints to catch common mistakes and improve your Rust code. Book: https://doc.rust-lang.org/clippy/

The Python package installer

A Rust compiler front-end for IDEs

A library and website for lighting technology's DMX fixture definition files.

CNCF Jaeger, a Distributed Tracing Platform

Graph database optimized for fast analysis and real-time data processing. It is provided as an extension to PostgreSQL.

Godot Engine – Multi-platform 2D and 3D game engine

🔎 Open source distributed and RESTful search engine.

sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.

Graphical Java application for managing BibTeX and BibLaTeX (.bib) databases

PHP Mutation Testing library

A logger for just about everything.

The React Framework

Concise, consistent, and legible badges in SVG and raster format

📱 Nextcloud Android app

A highly efficient implementation of Gaussian Processes in PyTorch

The most widely used Python to C compiler

High-level tracing language for Linux

View the Physics. PhysicsHub is a free open-source project, perfect for contributions, that helps students study physics by visualizing formulas with interactive simulations.

The AWS Amplify CLI is a toolchain for simplifying serverless web and mobile development.

A Proof-oriented Programming Language

LoopBack makes it easy to build modern API applications that require complex integrations.

CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.

Diablo build for modern operating systems

A node.js library for testing modern web applications

Automated auditing, performance metrics, and best practices for the web.

OpenTTD is an open source simulation game based upon Transport Tycoon Deluxe

A python interface for interacting with the Ethereum blockchain and ecosystem.

The best React-based framework with performance, scalability and security built in.

Terasology - open source voxel world

The open-source LLMOps platform: prompt playground, prompt management, LLM evaluation, and LLM observability all in one place.

Elastic UI Framework 🙌

Nonprofit, open-source platform to post, vote, and deliberate, with no ads and no algorithms. React frontend, a GraphQL API, and a MongoDB backend, making it approachable for contributors familiar with modern JavaScript frameworks.

AnkiDroid: Anki flashcards on Android. Your secret trick to achieve superhuman information retention.

AI + Data, online. https://vespa.ai

An alternative side effect model for Redux apps

Concourse is a container-based automation system written in Go. It's mostly used for CI/CD.

Prowler is the world’s most widely used open-source cloud security platform that automates security and compliance across any cloud environment.

Slack Developer Kit for Node.js

An open source Vagrant configuration for developing with WordPress

a Productive Parallel Programming Language

Fast math typesetting for the web.

Point Cloud Library (PCL)

Kotlin SQL Framework

Highly performant and modular controls for node-based editors designed for data-binding and MVVM.

gRPC to JSON proxy generator following the gRPC HTTP spec

Terminal bandwidth utilization tool

Simple, elegant, Pythonic functional programming.

:mag: ScanCode detects licenses, copyrights, dependencies by "scanning code" ... to discover and inventory open source and third-party packages used in your code. Sponsored by NLnet, the Google Summer of Code, Azure credits, nexB and other generous sponsors!

Solid server on top of the file-system in NodeJS

Evaluate OMR sheets fast and accurately using a scanner 🖨 or your phone 🤳.

Make images smaller using best-in-class codecs, right in the browser.

🌿 SQL schema definition and discovery

ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.

Highly available Prometheus setup with long term storage capabilities. A CNCF Incubating project.

The most popular open source electronic health records and medical practice management solution.

Boa is an embeddable Javascript engine written in Rust.

Open-source observability for your GenAI or LLM application, based on OpenTelemetry

Dapr is a portable runtime for building distributed applications across cloud and edge, combining event-driven architecture with workflow orchestration.

The Full-Stack Vue Framework.

Fast and low overhead web framework, for Node.js

Memory Debugger for Windows, Linux, Mac, and Android

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

sbt, the interactive build tool

Enterprise-ready, Git native feature management solution

Kafka GUI for Apache Kafka to manage topics, topics data, consumers group, schema registry, connect and more...

Annotate better with CVAT, the industry-leading data engine for machine learning. Used and trusted by teams at any scale, for data of any scale.

icalendar parser library for Python

Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.

APM, Application Performance Monitoring System

Universal markup converter

A free, online learning platform to make quality education accessible for all.

ESP8266 WiFi Connection manager with web captive portal

Open Source Routing Engine for OpenStreetMap

Run compilers interactively from your web browser and interact with the assembly

Automated Machine Learning with scikit-learn

Component infrastructure and Material Design components for Angular

Principled Functional Programming in Scala

The Meson Build System

Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.

The Block Editor project for WordPress and beyond. Plugin is available from the official repository.

Cross-platform music production software

An Android library for managing images and the memory they use.

A pure JavaScript implementation of git for node and browsers!

The AWS Provider enables Terraform to manage AWS resources.

Rust / Wasm framework for creating reliable and efficient web applications

Eclipse OMR™ Cross platform components for building reliable, high performance language runtimes

Interactive Widgets for the Jupyter Notebook

Interactive, thoroughly customizable maps in the browser, powered by vector tiles and WebGL

git-cola: The highly caffeinated Git GUI

Less. The dynamic stylesheet language.

A libre lightweight streaming front-end for Android.

The AWS Cloud Development Kit is a framework for defining cloud infrastructure in code

Light-weight system monitor for X, Wayland, and other things, too

Accept Bitcoin payments. Free, open-source & self-hosted, Bitcoin payment processor.

Command-line control panel for Nginx Server to manage WordPress sites running on Nginx, PHP, MySQL, and Let's Encrypt

Flutter fitness/workout app for wger

The 1.x line is frozen - features and bugfixes now happen on https://github.com/yarnpkg/berry

An extremely fast Python package and project manager, written in Rust.

Dynamic Instrumentation Tool Platform

Linq to database provider.

SVG icons for popular brands

🐠 Babel is a compiler for writing next generation JavaScript.

🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.

Fast, disk space efficient package manager

Additional completion definitions for Zsh.

Application Kernel for Containers

A Javascript RESTFUL API library for connecting with OAuth2 services, such as Google+ API, Facebook Graph and Windows Live Connect

Bitcoin Core integration/staging tree

Computing-focused community centered around link aggregation and discussion

Python tools for geographic data

Eclipse OpenJ9: A Java Virtual Machine for OpenJDK that's optimized for small footprint, fast start-up, and high throughput. Builds on Eclipse OMR (https://github.com/eclipse/omr) and combines with the Extensions for OpenJDK for OpenJ9 repo.

⚡ Write Native with TypeScript ✨ Best of all worlds (TypeScript, Swift, Objective C, Kotlin, Java, Dart). Use what you love ❤️ Angular, React, Solid, Svelte, Vue with: iOS (UIKit, SwiftUI), Android (View, Jetpack Compose), Flutter and you name it compatible.

Google's Material Design in XAML & WPF, for C# & VB.Net.

mocking library for Kotlin

Test infrastructure for the Kubernetes project.

Get up and running with GLM-4.7, DeepSeek, gpt-oss, Qwen, Gemma and other models.

Visual Studio Code

Build cross-platform Native Progressive Web Apps for iOS, Android, and the Web ⚡️

The CVE Binary Tool helps you determine if your system includes known vulnerabilities. You can scan binaries for over 350 common, vulnerable components (openssl, libpng, libxml2, expat and others), or if you know the components used, you can get a list of known vulnerabilities associated with an SBOM or a list of components and versions.

⛓️ A Framework for Building High Value Public Blockchains ✨

One framework to develop, deploy and operate data workflows with Python and SQL.

Open Source Continuous File Synchronization

Modeling language for Mathematical Optimization (linear, mixed-integer, conic, semidefinite, nonlinear)

The official CLI for Amazon EKS

Appwrite® - complete cloud infrastructure for your web, mobile and AI apps. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime and more

Get your data in RAM. Get compute close to data. Enjoy the performance.

A Ruby code quality reporter

The source code that powers readthedocs.org

.NET API Gateway

🦖 Classic arcade shoot 'em up built with Java & FXGL. Contributions welcome – game & Next.js docs.

🛡️ A private certificate authority (X.509 & SSH) & ACME server for secure automated certificate management, so you can use TLS everywhere & SSO for SSH.

A new type of shell

Cron for NodeJS.

Statsmodels: statistical modeling and econometrics in Python

RGB Driver for Linux

xUnit.net is a free, open source, community-focused unit testing tool for .NET.

🐻 The multi-zone service mesh for containers, Kubernetes and VMs. Built with Envoy. CNCF Sandbox Project.

UI Grid: an Angular Data Grid

SVG library for React Native, React Native Web, and plain React web projects.

A full-featured, open-source content management framework built with Node.js that empowers organizations by combining in-context editing and headless architecture in a full-stack JS environment.

Deliver web apps with confidence 🚀

The AMP web component framework.

Macrobenchmarking framework for Elasticsearch

Kubernetes-based, scale-to-zero, request-driven compute

A Vim-like interface for Firefox, inspired by Vimperator/Pentadactyl.

Open Source search based on OpenStreetMap data

Cross-platform Rust rewrite of the GNU coreutils

Web based localization tool with tight version control integration.

The reference P4 software switch

Parallel computing with task scheduling

A DLNA, UPnP and HTTP(S) Media Server.

A Ruby static code analyzer and formatter, based on the community Ruby style guide.

A Go module datastore and proxy

Leapp is the DevTool to access your cloud

Learn Robotics with JdeRobot

Freeze (package) Python programs into stand-alone executables

An open source trusted cloud native registry project that stores, signs, and scans content.

🔱 A dynamic SQL query builder for MySQL, Postgres and SQLite

Automatically provision and manage TLS certificates in Kubernetes

ML.NET is an open source and cross-platform machine learning framework for .NET.

Multipass orchestrates virtual Ubuntu instances

🐠 Beats - Lightweight shippers for Elasticsearch & Logstash

Share a single keyboard and mouse between multiple computers.

📊 Open source visualization dashboards for OpenSearch.

Test suites for Web platform specs — including WHATWG, W3C, and others

Streamlit — A faster way to build and share data apps.

.NET for Apache® Spark™ makes Apache Spark™ easily accessible to .NET developers.

The system statistics collection daemon. Please send Pull Requests here!

Commerce Search & Discovery frontend web components

PHPMD is a spin-off project of PHP Depend and aims to be a PHP equivalent of the well known Java tool PMD. PHPMD can be seen as an user friendly frontend application for the raw metrics stream measured by PHP Depend.

The Rocq Prover is an interactive theorem prover, or proof assistant. It provides a formal language to write mathematical definitions, executable algorithms and theorems together with an environment for semi-interactive development of machine-checked proofs.

Kiali project, observability for the Istio service mesh

Kubernetes based Cloud Development Environments for Enterprise Teams

Cryptography Toolkit

High-level library to help with training and evaluating neural networks in PyTorch flexibly and transparently.

An open source fork of Windows Live Writer

Personal CRM. Remember everything about your friends, family and business relationships.

Home of the Joomla! Content Management System

A wrapper executable that can run any executable as a Windows service, in a permissive license.

Parser Building Toolkit for JavaScript

Feature-rich ORM for modern Node.js and TypeScript, it supports PostgreSQL (with JSON and JSONB support), MySQL, MariaDB, SQLite, MS SQL Server, Snowflake, Oracle DB (v6), DB2 and DB2 for IBM i.

An object oriented PHP driver for FFMpeg binary

🦔 PostHog is an all-in-one developer platform for building successful products. We offer product analytics, web analytics, session replay, error tracking, feature flags, experimentation, surveys, data warehouse, a CDP, and an AI product assistant to help debug your code, ship features faster, and keep all your usage and customer data in one stack.

HTML Standard

🐫 CAMEL: The first and the best multi-agent framework. Finding the Scaling Law of Agents. https://www.camel-ai.org

🛒 Solidus, the open-source eCommerce framework for industry trailblazers.

✨ Monorepo for all the tooling which enables ESLint to support TypeScript

SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. 🔥 🖥. 👉 Open source Application Performance Monitoring (APM) & Observability tool

Cruise-control is the first of its kind to fully automate the dynamic workload rebalance and self-healing of a Kafka cluster. It provides great value to Kafka users by simplifying the operation of Kafka clusters.

Dolibarr ERP CRM is a modern software package to manage your company or foundation's activity (contacts, suppliers, invoices, orders, stocks, agenda, accounting, ...). it's an open source Web application (written in PHP) designed for businesses of any sizes, foundations and freelancers.

Your window into all of your data

Home of the Renovate CLI: Cross-platform Dependency Automation by Mend.io

An active model wrapper for the Neo4j Graph Database for Ruby.

:earth_americas: The Cake website: https://cakebuild.net

NumPy & SciPy for GPU

Collaborative forensic timeline analysis

The Data Transfer Project makes it easy for platforms to build interoperable user data portability features. We are establishing a common framework, including data models and protocols, to enable direct transfer of data both into and out of participating online service providers.

Customize programming languages

A React component for building Web forms from JSON Schema.

Easy and Repeatable Kubernetes Development

TodoMVC for Flutter

Eclipse Collections is a collections framework for Java with optimized data structures and a rich, functional and fluent API.

Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.

Declarative Continuous Deployment for Kubernetes

Free universal database tool and SQL client

Backup and migrate Kubernetes applications and their persistent volumes

Remote Virtual Desktops Manager

The Janssen Project is a home for open source IAM components, featuring Auth Server (OAuth/OpenID), Agama low-code identity orchestration, and the Cedarling policy decision point. The "Janssen Server" distributions bundle IAM components under one control plane.

🚀✨ Minimalistic, powerful and extremely customizable Zsh prompt

High performance self-hosted photo and video management solution.

A flexible package manager that supports multiple versions, configurations, platforms, and compilers.

ZITADEL - Identity infrastructure, simplified for you.

The React Framework

Scalable, Portable and Distributed Gradient Boosting (GBDT, GBRT or GBM) Library, for Python, R, Java, Scala, C++ and more. Runs on single machine, Hadoop, Spark, Dask, Flink and DataFlow

Contour is a Kubernetes ingress controller using Envoy proxy.

🏡 Open source home automation that puts local control and privacy first.

Apache Doris is an easy-to-use, high performance and unified analytics database.

Vuestic Admin is an open-source, ready-to-use admin template suite designed for rapid development, easy maintenance, and high accessibility. Built on Vuestic UI, Vue 3, Vite, Pinia, and Tailwind CSS. Maintained by Epicmax (@epicmaxco).

🚀 GraphQL API for WordPress

Fortio load testing library, command line tool, advanced echo server and web UI in go (golang). Allows to specify a set query-per-second load and record latency histograms and other useful stats.

Continuous Profiling Platform. Debug performance issues down to a single line of code

A fast, scalable, high performance Gradient Boosting on Decision Trees library, used for ranking, classification, regression and other machine learning tasks for Python, R, Java, C++. Supports computation on CPU and GPU.

Allure Report is a flexible, lightweight multi-language test reporting tool. It provides clear graphical reports and allows everyone involved in the development process to extract the maximum of information from the everyday testing process

Guidelines Support Library

STUMPY is a powerful and scalable Python library for modern time series analysis

Self hosted FLOSS fitness/workout, nutrition and weight tracker

The Symfony PHP framework

Exploit Development and Reverse Engineering with GDB & LLDB Made Easy

Python Data. Leaflet.js Maps.

The Cloud-Native API Gateway and AI Gateway

textlint is the pluggable linter for natural language text.

Learn Rust with examples (Live code editor included)

🎥✨ A TikTok live streaming recorder tool written in Python. Capture and relive your favorite TikTok moments effortlessly. 🎥✨

A React Framework for building internal tools, admin panels, dashboards & B2B apps with unmatched flexibility.

Friendly Environment for Neural Networks – a simple framework that automates the boring side of ML

PrestaShop is the universal open-source software platform to build your e-commerce solution.

Mutation testing for .NET core and .NET framework!

Access serial ports with JavaScript. Linux, OSX and Windows. Welcome your robotic JavaScript overlords. Better yet, program them!

Python package for multivariate hypothesis testing

Layer5, expect more from your infrastructure

Volta: JS Toolchains as Code. ⚡

React Hooks — 👍

Open-source keyboard firmware for Atmel AVR and Arm USB families

Open source annotation tool for machine learning practitioners.

:cake: Cake (C# Make) is a cross platform build automation system.

🐚 A powerful relational ORM for Rust

External Secrets Operator reads information from a third-party service like AWS Secrets Manager and automatically injects the values as Kubernetes Secrets.

CLI for building apps using Cloud Native Buildpacks

Zulip server and web application. Open-source team chat that helps teams stay productive and focused.

NumPy aware dynamic Python compiler using LLVM

A cloud-native Pipeline resource.

Ray is an AI compute engine. Ray consists of a core distributed runtime and a set of AI Libraries for accelerating ML workloads.

Podman: A tool for managing OCI containers and pods.

Bitwarden client apps (web, browser extension, desktop, and cli).

Find and fix problems in your JavaScript code.

Stan development repository. The master branch contains the current release. The develop branch contains the latest stable development. See the Developer Process Wiki for details.

Run your code in the cloud, with technology so advanced, it feels like magic!

The new Windows Terminal and the original Windows console host, all in the same place!

Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. 🔥💬

The no-magic web API and microservices framework for Python developers, with a focus on reliability and performance at scale.

An open source, turn-based strategy game with a high fantasy theme.

The DokuWiki Open Source Wiki Engine

Masonite ORM is a beautiful Python ORM. It's also a nearly drop in replacement of the Orator ORM

An audio server, programming language, and IDE for sound synthesis and algorithmic composition.

🚦 The official router for Vue 2

Decentralized cryptocurrency blockchain daemon implementing the XRP Ledger protocol in C++

A computer algebra system written in pure Python

PHP library for printing to ESC/POS-compatible thermal and impact printers

:atom: Run code interactively, inspect data, and plot. All the power of Jupyter kernels, inside your favorite text editor.

scikit-learn: machine learning in Python

iOS & tvOS multi-emulator frontend, supporting various Atari, Bandai, NEC, Nintendo, Sega, SNK and Sony console systems… Get Started: https://wiki.provenance-emu.com |

Soot - A Java optimization framework

TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

Apache Superset is a Data Visualization and Data Exploration Platform

A query builder for PostgreSQL, MySQL, CockroachDB, SQL Server, SQLite3 and Oracle, designed to be flexible, portable, and fun to use.

Lark is a parsing toolkit for Python, built with a focus on ergonomics, performance and modularity.

A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.

Adds static typing to JavaScript to improve developer productivity and code quality.

🐉 Vue Component Framework

A PHP static analysis tool for finding errors and security vulnerabilities in PHP applications

Secure environments for developers and their agents

⚡️Lightning-fast linter for .env files. Written in Rust 🦀

Terragrunt is a flexible orchestration tool that allows Infrastructure as Code written in OpenTofu/Terraform to scale.

Integrate React.js with Rails views and controllers, the asset pipeline, or webpacker.

Deduplicating archiver with compression and authenticated encryption.

:mega: Help Wanted - Looking for Maintainer: https://github.com/Glavin001/atom-beautify/issues/2572 | 💄 Universal beautification package for Atom editor (⚠️ Currently migrating to https://github.com/Unibeautify/ and have very limited bandwidth for Atom-Beautify Issues. Thank you for your patience and understanding :heart: )

Platform to build admin panels, internal tools, and dashboards. Integrates with 25+ databases and any API.

The Pants Build System

Simple forum software for building great communities.

🧰 The Rust SQL Toolkit. An async, pure Rust SQL crate featuring compile-time checked queries without a DSL. Supports PostgreSQL, MySQL, and SQLite.

A modified web browser that helps in responsive web development. A web developer's must have dev-tool.

Lean Algorithmic Trading Engine by QuantConnect (Python, C#)

Virtual whiteboard for sketching hand-drawn like diagrams

Deep Learning for humans

Flutter database for super-fast Dart object persistence

Tantivy is a full-text search engine library inspired by Apache Lucene and written in Rust

Work with remote images registries - retrieving information, images, signing content

Your go-to microservice framework for any situation, from the creator of Netty et al. You can build any type of microservice leveraging your favorite technologies, including gRPC, Thrift, Kotlin, Retrofit, Reactive Streams, Spring Boot and Dropwizard.

The core of our monitoring platform with a powerful configuration language and REST API.

An RSS/Atom feed reader for text terminals

Symbolic execution tool

Next generation distributed, event-driven, parallel config management!

Open source clone of Theme Hospital

The superpowered headless CMS for Node.js — built with GraphQL and React

One framework for creating powerful cross-platform games.

The JavaScript and API powered WordPress.com

Python reference implementation of The Update Framework (TUF)

Minimal implementation of the Mimblewimble protocol.

A fancy self-hosted monitoring tool

Admin portal for the Talawa Mobile App. Click on the link below to see our documentation

A customizable, open-source ecommerce platform built on WordPress. Build any commerce solution you can imagine.

Powerful .NET library for benchmarking

Headless open-source eCommerce platform on top of PHP/Symfony/API Platform

Xbox 360 Emulator Research Project

Core Lightning — Lightning Network implementation focusing on spec compliance and performance

An intuitive spreadsheet-like interface that lets users of all technical skill levels view, edit, query, and collaborate on Postgres data directly—100% open source and self hosted, with native Postgres access control.

Fast data visualization and GUI tools for scientific / engineering applications

Terraform provider for Azure Resource Manager

The Ballerina Programming Language

An extensible multilanguage static code analyzer.

Blazing fast, instant realtime GraphQL APIs on all your data with fine grained access control, also trigger webhooks on database events.

RetroShare is a Free and Open Source cross-platform, Friend-2-Friend and secure decentralised communication platform.

Free and Open Source, Distributed, RESTful Search Engine

Project Interaction Library for Emacs

sso, aka S.S.Octopus, aka octoboi, is a single sign-on solution for securing internal services

StackStorm (aka "IFTTT for Ops") is event-driven automation for auto-remediation, incident responses, troubleshooting, deployments, and more for DevOps and SREs. Includes rules engine, workflow, 160 integration packs with 6000+ actions (see https://exchange.stackstorm.org) and ChatOps. Installer at https://docs.stackstorm.com/install/index.html

"rsync for cloud storage" - Google Drive, S3, Dropbox, Backblaze B2, One Drive, Swift, Hubic, Wasabi, Google Cloud Storage, Azure Blob, Azure Files, Yandex Files

ActivityPub-federated video streaming platform using P2P directly in your web browser

Function graph tracer for C/C++/Rust/Python

A low-level library for OpenGL context creation

ZIO — A type-safe, composable library for async and concurrent programming in Scala

Python package for graph statistics

The Python Package Index

Process Orchestration Framework

Python Development Workflow for Humans.

⭐ Vim for Visual Studio Code

🔥 Seata is an easy-to-use, high-performance, open source distributed transaction solution.

Certbot is EFF's tool to obtain certs from Let's Encrypt and (optionally) auto-enable HTTPS on your server. It can also act as a client for any other CA that uses the ACME protocol.

Jenkins X provides automated CI+CD for Kubernetes with Preview Environments on Pull Requests using Cloud Native pipelines from Tekton

A terminal for the web

Go implementation of the Ethereum protocol

A framework for building native applications using React

Probabilistic reasoning and statistical analysis in TensorFlow

⏩ Ship faster with Continuous AI. Open-source CLI that can be used in Headless mode to run async cloud agents or TUI mode as an in sync coding agent

One webpage for every book ever published!

ArduPlane, ArduCopter, ArduRover, ArduSub source

The Kubernetes Package Manager

🐍🎮 pygame (the library) is a Free and Open Source python programming language library for making multimedia applications like games built on top of the excellent SDL library. C, Python, Native, OpenGL.

WordPress for Android

A modern runtime for JavaScript and TypeScript.

The Community Maintained High Velocity Web Framework For Java and Scala.

Build development environments from a Dockerfile on Docker, Kubernetes, and OpenShift. Enable developers to modify their development environment quickly.

Python-based continuous integration testing framework; your pull requests are more than welcome!

Meshery, the cloud native manager

Cataclysm - Dark Days Ahead. A turn-based survival game set in a post-apocalyptic world.

Solidity, the Smart Contract Programming Language

Tool for live presentations using manim

⚡ Serverless Framework – Effortlessly build apps that auto-scale, incur zero costs when idle, and require minimal maintenance using AWS Lambda and other managed cloud services.

An open source python library for automated feature engineering

Pester is the ubiquitous test and mock framework for PowerShell.

Topic Modelling for Humans

A Chaos Engineering Platform for Kubernetes.

The Python Risk Identification Tool for generative AI (PyRIT) is an open source framework built to empower security professionals and engineers to proactively identify risks in generative AI systems.

Official repository for IPython itself. Other repos in the IPython organization contain things like the website, documentation builds, etc.

Safety checks Python dependencies for known security vulnerabilities and suggests the proper remediations for vulnerabilities detected.

The java implementation of Apache Dubbo. An RPC and microservice framework.

Fastest LLM gateway (50x faster than LiteLLM) with adaptive load balancer, cluster mode, guardrails, 1000+ models support & <100 µs overhead at 5k RPS.

Run your tests at the speed of thought

Easy to maintain open source documentation websites.

Framework for quickly creating connected applications in Kotlin with minimal effort

Tensors and Dynamic neural networks in Python with strong GPU acceleration

🧰 A zero trust swiss army knife for working with X509, OAuth, JWT, OATH OTP, etc.

Openverse is a search engine for openly-licensed media. This monorepo includes all application code.

Simple and Distributed Machine Learning

WordPress for iOS - Official repository

Apache OpenWhisk is an open source serverless cloud platform

Pretrain, finetune ANY AI model of ANY size on 1 or 10,000+ GPUs with zero code changes.

A hyperparameter optimization framework

A hackable, minimal, fast TUI file explorer

Graphical application for generating different color variations of Oomox (Numix-based) theme (GTK2, GTK3, Cinnamon, GNOME, Openbox, Xfwm), Archdroid, Gnome-Color, Numix, Papirus and Suru++ icon themes. Have a hack for HiDPI in gtk2. Its Base16 plugin also allowing a lot of app themes support like Alacritty, Emacs, GTK4, KDE, VIM and many more.

Beautifier for javascript

a fast, scalable, multi-language and extensible build system

Mobile Shell

An implementation of the TLS/SSL protocols

Mopidy is an extensible music server written in Python

CockroachDB — the cloud native, distributed SQL database designed for high availability, effortless scale, and control over data placement.

A Creative Coding Framework for Rust.

The open source developer platform to build AI agents and models with confidence. Enhance your AI applications with end-to-end tracking, observability, and evaluations, all in one integrated platform.

OWASP VulnerableApp Project: For Security Enthusiasts by Security Enthusiasts.

🦋 Rakudo – Raku on MoarVM, JVM, and JS

Scrapy, a fast high-level web crawling & scraping framework for Python.

Swagger 2.0 implementation for go

an easy-to-use dynamic service discovery, configuration and service management platform for building AI cloud native applications.

Delightful JavaScript Testing.

The user-friendly command line shell.

Zeek is a powerful network analysis framework that is much different from the typical IDS you may know.

Microsoft PowerToys is a collection of utilities that help you customize Windows and streamline everyday tasks

Dedicated Game Server Hosting and Scaling for Multiplayer Games on Kubernetes

Conan - The open-source C and C++ package manager

ToolJet is the open-source foundation of ToolJet AI - the AI-native platform for building internal tools, dashboard, business applications, workflows and AI agents 🚀

simple terminal UI for git commands

OpenGrok is a fast and usable source code search and cross reference engine, written in Java

mlpack: a fast, header-only C++ machine learning library

JupyterLab computational environment.

Kedro is a toolbox for production-ready data science. It uses software engineering best practices to help you create data engineering and data science pipelines that are reproducible, maintainable, and modular.

cuML - RAPIDS Machine Learning Library

The ZAP by Checkmarx Core project

Production-Grade Container Scheduling and Management

OBS Studio - Free and open source software for live streaming and screen recording

Stellarium is a free GPL software which renders realistic skies in real time with OpenGL. It is available for Linux/Unix, Windows and macOS. With Stellarium, you really see what you can see with your eyes, binoculars or a small telescope.

Local development against a remote Kubernetes or OpenShift cluster

Build smaller, faster, and more secure desktop and mobile applications with a web frontend.

The React documentation website

Composable transformations of Python+NumPy programs: differentiate, vectorize, JIT to GPU/TPU, and more

Qiskit is an open-source SDK for working with quantum computers at the level of extended quantum circuits, operators, and primitives.

🌐 🔌 The MetaMask browser extension enables browsing Ethereum blockchain enabled websites

A tool for collaboratively refining your understanding in order to improve a situation.

📲cim(cross IM) 适用于开发者的分布式即时通讯系统

Python bindings for the Chromium Embedded Framework (CEF)

matplotlib: plotting with Python

Kubernetes website and documentation repo:

Prefect is a workflow orchestration framework for building resilient data pipelines in Python.

User-oriented Web UI browser tests in Python

Jupyter Interactive Notebook

Pluggable type-checking for Java

OpenRefine is a free, open source power tool for working with messy data and improving it

A BPMN 2.0 rendering toolkit and web modeler.

🏗 Build container images for your Java applications.

A mighty CSS linter that helps you avoid errors and enforce conventions.

Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search

Quarkus: Supersonic Subatomic Java.

SciPy library main repository

Git with a cup of tea! Painless self-hosted all-in-one software development service, including Git hosting, code review, team collaboration, package registry and CI/CD

A fast, powerful type checker designed for Ruby

🤗 Transformers: the model-definition framework for state-of-the-art machine learning models in text, vision, audio, and multimodal models, for both inference and training.

Ultralight, security-first service mesh for Kubernetes. Main repo for Linkerd 2.x.

A safe, extensible ORM and Query Builder for Rust

Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

GitHub repository for the SecureDrop whistleblower platform. Do not submit tips here!

Application for managing recipes, planning meals, building shopping lists and much much more!

Like Prometheus, but for logs.

Format Rust code

Lightweight, robust, elegant syntax highlighting.

Oils is our upgrade path from bash to a better language and runtime. It's also for Python and JavaScript users who avoid shell!

String validation

A declarative JavaScript library for application development using cloud services.

ChakraCore is an open source Javascript engine with a C API.

Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more

Universal Radio Hacker: Investigate Wireless Protocols Like A Boss

Open-source platform for building cross-platform native Mobile, Web, Desktop and Embedded apps quickly. Create rich, C#/XAML, single-codebase apps from any IDE. Hot Reload included! 90m+ NuGet Downloads!!

Carvel provides a set of reliable, single-purpose, composable tools that aid in your application building, configuration, and deployment to Kubernetes. This repo contains information regarding the Carvel open-source community.

A free, self-hostable news aggregator…

AWX provides a web-based user interface, REST API, and task engine built on top of Ansible. It is one of the upstream projects for Red Hat Ansible Automation Platform.

Infisical is the open-source platform for secrets, certificates, and privileged access management.

Apache Traffic Server™ is a fast, scalable and extensible HTTP/1.1 and HTTP/2 compliant caching proxy server.

A modern load testing tool, using Go and JavaScript

Run Kubernetes locally

Linear algebra library for Rust.

Lightning Network Daemon ⚡️

Java Bindings for V8

A web interface for MySQL and MariaDB

End-to-end encrypted disposable chat & audio-call sessions, exchange sensitive information with peer safely and securely.

The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis

CQEngine Next - Maintained Fork

📦 Find and install kubectl plugins

OpenZFS on Linux and FreeBSD

🔐 oauth2 - A Ruby wrapper for the OAuth 2.0, & 2.1 Authorization Frameworks, including OpenID Connect (OIDC)

Web-based XMPP/Jabber chat written in JavaScript

Slim(toolkit): Don't change anything in your container image and minify it by up to 30x (and for compiled languages even more) making it secure too! (free and open source)

Yoast SEO for WordPress

Flutter makes it easy and fast to build beautiful apps for mobile and beyond

Material design file manager for Android

HAProxy Load Balancer's development branch (mirror of git.haproxy.org)

Vest ✅ Declarative validations framework

The Cloud Native Control Plane

React Native Contacts

A fast and easy-to-use CDN, built with Go.

Python framework for creating, editing, and running Noisy Intermediate-Scale Quantum (NISQ) circuits.

Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.

Boilerplate-free mocking framework for Swift!

An open source re-implementation of RollerCoaster Tycoon 2 🎢

Drop-down terminal for GNOME

Headless Chrome .NET API

One Warehouse for Analytics, Search, AI. Snowflake + Elasticsearch + Vector DB — rebuilt from scratch. Unified architecture on your S3.

EF Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations.

A decentralized bitcoin exchange network

A high performance and flexible authorization/permission engine built for developers and inspired by Google Zanzibar

GlobaLeaks is a free and open-source whistleblowing software enabling anyone to easily set up and maintain a secure reporting platform.

GNU Radio – the Free and Open Software Radio Ecosystem

Low-code framework for building custom LLMs, neural networks, and other AI models

Turns Data and AI algorithms into production-ready web applications in no time.

A fast static site generator in a single binary with everything built-in. https://www.getzola.org

A powerful flow control component enabling reliability, resilience and monitoring for microservices. (面向云原生微服务的高可用流控防护组件)

A friendly programming language from the future

Create your js components with ease! Streamline your development process

Networking plugin repository for pod networking in Kubernetes using Elastic Network Interfaces on AWS

:city_sunrise: A collection of links for free stock photography, video and Illustration websites

A Declarative Update Policy Engine

Async-friendly QUIC implementation in Rust

GraphQL server with a focus on ease of use

A TypeScript-like language for WebAssembly.

Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

YugabyteDB - the cloud native distributed SQL database for mission-critical applications.

A podcast manager for Android

Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

UNIX-like reverse engineering framework and command-line toolset

Runtime Security Enforcement System. Workload hardening/sandboxing and implementing least-permissive policies made easy leveraging LSMs (LSM-BPF, AppArmor).

For empowering community 🌱

Rock climbing route catalog (openbeta.io)

Prior to making any Submission(s), you must sign an Adobe Contributor License Agreement, available here at: https://opensource.adobe.com/cla.html. All Submissions you make to Adobe Inc. and its affiliates, assigns and subsidiaries (collectively “Adobe”) are subject to the terms of the Adobe Contributor License Agreement.

An open-source JavaScript library for world-class 3D globes and maps :earth_americas:

☁️ Nextcloud server, a safe home for all your data

OpenVDB - Sparse volume data structure and tools

A frontend Framework for single-page applications on top of REST/GraphQL APIs, using TypeScript, React and Material Design

Workflow Engine for Kubernetes

An open source payments switch written in Rust to make payments fast, reliable and affordable

a delightful machine learning tool that allows you to train, test, and use models without writing code

The strictest and most opinionated python linter ever!

AlaSQL.js - JavaScript SQL database for browser and Node.js. Handles both traditional relational tables and nested JSON data (NoSQL). Export, store, and import data from localStorage, IndexedDB, or Excel.

A Web-based Graphical User Interface NPM package designed to streamline database management and accelerate development workflows for MySQL

Reatom - the ultimate state manager

The Clojure Interactive Development Environment that Rocks for Emacs

Dependency Manager for PHP

R Interface to Keras