📊 Open source visualization dashboards for OpenSearch.

Dapr is a portable, event-driven, runtime for building distributed applications across cloud and edge.

The Kubernetes Package Manager

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

UltiSnips - The ultimate snippet solution for Vim. Send pull requests to SirVer/ultisnips!

The best C# command line parser that brings standardized *nix getopt style, for .NET. Includes F# support

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

Mumble is an open-source, low-latency, high quality voice chat software.

Slide is an open-source, ad-free Reddit browser for Android.

Safe code refactoring for modern Python.

A React component for building Web forms from JSON Schema.

Rock climbing route catalog (openbeta.io)

A hackable, minimal, fast TUI file explorer

Open-Source Phishing Toolkit

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

Simple, elegant, Pythonic functional programming.

The AMP web component framework.

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

JSHint is a tool that helps to detect errors and potential problems in your JavaScript code

Easy and Repeatable Kubernetes Development

Production-Grade Container Scheduling and Management

Open Source eCommerce Framework on Symfony

Official React components built for Flowbite and Tailwind CSS

Flutter database for super-fast Dart object persistence

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

CLI for building apps using Cloud Native Buildpacks

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

The Open Event Organizer Server to Manage Events https://test-api.eventyay.com

An open-source, community oversight dataset of all U.S. Prosecutors. Happy Hacktoberfest 🎃

Algorithms and Data Structures of all kinds written in Rust.

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.

OpenZFS on Linux and FreeBSD

Podman: A tool for managing OCI containers and pods.

3d plotting for Python in the Jupyter notebook based on IPython widgets using WebGL

☁️ Nextcloud server, a safe home for all your data

JupyterLab computational environment.

A minimal, idiomatic Scala interface for HTTP

ML hyperparameters tuning and features selection, using evolutionary algorithms.

Production infrastructure for machine learning at scale

Mobile Shell

Flutter fitness/workout app for wger

Run your tests at the speed of thought

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

🌋 A toolkit to quickly build apps with React, GraphQL & Meteor

Prefect is a workflow orchestration tool empowering developers to build, observe, and react to data pipelines

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

The user-friendly command line shell.

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

Project Interaction Library for Emacs

Database migration framework for node

Principled Functional Programming in Scala

GraphQL server with a focus on ease of use

Python Data. Leaflet.js Maps.

Slack Developer Kit for Node.js

React split-pane component

Code AI platform with Code Search & Cody

SciPy library main repository

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

Clear Eyes. Full Hearts. Can’t Lose.

DeepFill v1/v2 with Contextual Attention and Gated Convolution, CVPR 2018, and ICCV 2019 Oral

AssertJ is a library providing easy to use rich typed assertions

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

cuML - RAPIDS Machine Learning Library

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

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

WordPress for iOS - Official repository

Polkadot NFT marketplace

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

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

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

Dynamic Instrumentation Tool Platform

Universal markup converter

🦉 ML Experiments Management with Git

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

Multipass orchestrates virtual Ubuntu instances

This is an example that how to use Markdown creating a dungeon, please give a ⭐

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

APM, Application Performance Monitoring System

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.

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

Go implementation of Ethereum proof of stake

Pug – robust, elegant, feature rich template engine for Node.js

Run Kubernetes locally

Golang terminal dashboard

Declarative Continuous Deployment for Kubernetes

Universal dependency update tool that fits into your workflows.

A TypeScript-like language for WebAssembly.

Open source Firebase + Heroku to develop, scale and secure serverless apps on Kubernetes

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

Real Intelligence Threat Analytics (RITA) is a framework for detecting command and control communication through network traffic analysis.

Event-driven scripting for Kubernetes

Streaming music player that finds free music for you

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

💬 Never browse alone again

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

Parser Building Toolkit for JavaScript

Application Kernel for Containers

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

A frontend Framework for building data-driven applications running on top of REST/GraphQL APIs, using TypeScript, React and Material Design

Freeze (package) Python programs into stand-alone executables

Layer5, expect more from your infrastructure

The Atomic Game Engine is a multi-platform 2D and 3D engine with a consistent API in C++, C#, JavaScript, and TypeScript

A BPMN 2.0 rendering toolkit and web modeler.

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

React Hooks — 👍

🦍 The Cloud-Native API Gateway

Node.js JavaScript runtime ✨🐢🚀✨

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

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

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

A decentralized bitcoin exchange network

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

A desktop debugging platform for mobile developers.

🐠 Beats - Lightweight shippers for Elasticsearch & Logstash

An implementation of the TLS/SSL protocols

A highly efficient implementation of Gaussian Processes in PyTorch

Stop Analyzing API is the core module of Tinder like tool to help your customers make up their mind with no pain

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

.NET API Gateway

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

A safe, extensible ORM and Query Builder for Rust

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

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

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

Interactive Data Visualization in the browser, from Python

Free and open log management

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

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.

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

Simple, resilient multi-host containers networking and more.

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

A computer algebra system written in pure Python

CloudMapper helps you analyze your Amazon Web Services (AWS) environments.

Compile JSONSchema to TypeScript type declarations

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

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

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

OpenMLDB is an open-source machine learning database that provides a feature platform computing consistent features for training and inference.

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

Cron for NodeJS.

ESP8266 WiFi Connection manager with web captive portal

A distributed, fast open-source graph database featuring horizontal scalability and high availability

Linear algebra library for Rust.

Remote Virtual Desktops Manager

The PHP Unit Testing framework.

Soot - A Java optimization framework

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

Spreading Thankfulness in Open Source.

A cloud-native Pipeline resource.

Build like a team of hundreds_

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

The Ballerina Programming Language

Modern tools for TTCN-3

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.

Linq to database provider.

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

Format Rust code

Dedicated Game Server Hosting and Scaling for Multiplayer Games on Kubernetes

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

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

Open source annotation tool for machine learning practitioners.

A Chaos Engineering Platform for Kubernetes.

👽 Open source API development ecosystem - https://hoppscotch.io

The Clojure Interactive Development Environment that Rocks for Emacs

Backup and migrate Kubernetes applications and their persistent volumes

High-level tracing language for Linux eBPF

🤖 Just a command runner

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.

matplotlib: plotting with Python

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

GNU Radio – the Free and Open Software Radio Ecosystem

Open Source Routing Engine for OpenStreetMap

Kotlin SQL Framework

Open Source Computer Vision Library

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

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

Easy to maintain open source documentation websites.

Breeze is a numerical processing library for Scala.

Contour is a Kubernetes ingress controller using Envoy proxy.

Universal select/multiselect/tagging component for Vue.js

For empowering community 🌱

A free, self-hostable news aggregator…

♾ Infisical is the open-source secret management platform: Sync secrets across your team/infrastructure and prevent secret leaks.

Ward is a modern test framework for Python with a focus on productivity and readability.

Additional completion definitions for Zsh.

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

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

Elastic UI Framework 🙌

: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 project https://nlnet.nl/project/vulnerabilitydatabase, the Google Summer of Code, Azure credits, nexB and others generous sponsors!

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

Open Source Continuous File Synchronization

A cross-platform plotting library for .NET

The SpotBugs plugin for security audits of Java web applications and Android applications. (Also work with Kotlin, Groovy and Scala projects)

One framework for creating powerful cross-platform games.

Universal Radio Hacker: Investigate Wireless Protocols Like A Boss

Open Source Web Application Framework for ASP.NET Core. Offers an opinionated architecture to build enterprise software solutions with best practices on top of the .NET and the ASP.NET Core platforms. Provides the fundamental infrastructure, production-ready startup templates, application modules, UI themes, tooling, guides and documentation.

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

React carousel component

Fish shell like syntax highlighting for Zsh.

Declarative web scraping

Aurora Editor is a IDE built by the community, for the community, and written in Swift for the best native performance and feel for macOS.

Python package for graph statistics

UI Grid: an Angular Data Grid

git-cola: The highly caffeinated Git GUI

The Pants Build System

An Open Source Machine Learning Framework for Everyone

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

The React Framework

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

Low-code platform for building business applications. Connect to databases, cloud storages, GraphQL, API endpoints, Airtable, Google sheets, OpenAI, etc and build apps using drag and drop application builder. Built using JavaScript/TypeScript. 🚀

Memory Debugger for Windows, Linux, Mac, and Android

Modern alternative to Snowflake. Cost-effective and simple for massive-scale analytics. Cloud: https://databend.com

The source code that powers readthedocs.org

Leapp is the DevTool to access your cloud

Django application and library for importing and exporting data with admin integration.

📱 Nextcloud Android app

Meshery, the cloud native manager

Reactive Microservices for the JVM

Diablo build for modern operating systems

The best enterprise-grade WYSIWYG editor. Fully customizable with countless features and plugins.

The Meson Build System

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

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

Mopidy is an extensible music server written in Python

Less. The dynamic stylesheet language.

An open source, portable, easy to use, readable and flexible TLS library, and reference implementation of the PSA Cryptography API. Releases are on a varying cadence, typically around 3 - 6 months between releases.

Solid server on top of the file-system in NodeJS

🐍🎮 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.

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.

📝 Minimalistic Vue-powered static site generator

An open source fork of Windows Live Writer

Web application providing an intuitive user experience to databases.

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

📗 SheetJS Spreadsheet Data Toolkit -- New home https://git.sheetjs.com/SheetJS/sheetjs

Apollo Universal Starter Kit is a SEO-friendly, fully-configured, modular starter application that helps developers to streamline web, server, and mobile development with cutting-edge technologies and ultimate code reuse.

Build Mobile, Desktop and WebAssembly apps with C# and XAML. Today. Open source and professionally supported.

Python Development Workflow for Humans.

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

A web interface for MySQL and MariaDB

a simple package to translate between languages using multiple integrated translators

Robotic fabrication package for the COMPAS Framework.

React Native Contacts

ArduPlane, ArduCopter, ArduRover, ArduSub source

SpotBugs is FindBugs' successor. A tool for static analysis to look for bugs in Java code.

Shōgun

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

Boa is an embeddable and experimental Javascript engine written in Rust. Currently, it has support for some of the language.

Highly-available Distributed Fault-tolerant Runtime

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

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

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

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

Repo for creating awesome automation scripts to make my panda lazier

A libre lightweight streaming front-end for Android.

The Data Transfer Project makes it easy for people to transfer their data between online service providers. 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.

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

The reference P4 software switch

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

Python bindings for the Chromium Embedded Framework (CEF)

A Rust compiler front-end for IDEs

Dependency Manager for PHP

Apple Music...ish

Yoast SEO for WordPress

The DokuWiki Open Source Wiki Engine

Strongbox is an artifact repository manager.

🚀 GraphQL API for WordPress