Discover the best open-source projects

A crowdsourced list of the best open-source projects on the internet.

Open-source link management infrastructure for modern marketing teams. Loved by world-class teams like Framer, Raycast, Perplexity and more.

Beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source.

freeCodeCamp.org's open-source codebase and curriculum. Learn to code for free.

Master programming by recreating your favorite technologies from scratch.

A collective list of free APIs

Interactive roadmaps, guides and other educational content to help developers grow in their careers.

The library for web and native user interfaces.

This is the repo for Vue 2. For Vue 3, go to https://github.com/vuejs/core

🙃 A delightful community-driven (with 2,300+ contributors) framework for managing your zsh configuration. Includes 300+ optional plugins (rails, git, macOS, hub, docker, homebrew, node, php, python, etc), 140+ themes to spice up your morning, and an auto-update tool so that makes it easy to keep up with the latest updates from the community.

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

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

Visual Studio Code

The Go programming language

The React Framework for the Web.

A framework for building native applications using React

This repo includes ChatGPT prompt curation to use ChatGPT better.

:electron: Build cross-platform desktop apps with JavaScript, HTML, and CSS

Node.js JavaScript runtime ✨🐢🚀✨

《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 代码。简体版和繁体版同步更新，English version ongoing

Get up and running with Llama 3, Mistral, Gemma, and other large language models.

Promise based HTTP client for the browser and node.js

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

A modern runtime for JavaScript and TypeScript.

Empowering everyone to build reliable and efficient software.

🦜🔗 Build context-aware reasoning applications

Deliver web apps with confidence 🚀

Material UI: Ready-to-use foundational React components, free forever. It includes Material UI, which implements Google's Material Design.

An enterprise-class UI design language and React UI library

Virtual whiteboard for sketching hand-drawn like diagrams

Magnificent app which corrects your previous console command.

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

Storybook is a frontend workshop for building UI components and pages in isolation. Made for UI development, testing, and documentation.

Vim-fork focused on extensibility and usability

A utility-first CSS framework for rapid UI development.

The Web framework for perfectionists with deadlines.

Bitcoin Core integration/staging tree

Cybernetically enhanced web apps

Laravel is a web application framework with expressive, elegant syntax. We’ve already laid the foundation for your next big idea — freeing you to create without sweating the small things.

An open-source remote desktop, and alternative to TeamViewer.

Beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source.

The open source Firebase alternative.

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

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

The iconic SVG, font, and CSS toolkit

Next generation frontend tooling. It's fast!

🗂 The perfect Front-End Checklist for modern websites and meticulous developers

A progressive Node.js framework for building efficient, scalable, and enterprise-grade server-side applications with TypeScript/JavaScript 🚀

The Python micro framework for building web applications.

The Swift Programming Language

Redis is an in-memory database that persists on disk. The data model is key-value, but many different kind of values are supported: Strings, Lists, Sets, Sorted Sets, Hashes, Streams, HyperLogLogs, Bitmaps.

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

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.

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

A fancy self-hosted monitoring tool

Resumes generated using the GitHub informations

A terminal for a more modern age

A natural language interface for computers

Easy to maintain open source documentation websites.

Dify is an open-source LLM app development platform. Dify's intuitive interface combines AI workflow, RAG pipeline, agent capabilities, model management, observability features and more, letting you quickly go from prototype to production.

Ruby on Rails

High performance self-hosted photo and video management solution.

The Intuitive Vue Framework.

User-friendly WebUI for LLMs (Formerly Ollama WebUI)

Free and source-available fair-code licensed workflow automation tool. Easily automate tasks across different services.

Code at the speed of thought – Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.

The Cloud Native Application Proxy

🤯 Lobe Chat - an open-source, modern-design LLMs/AI chat framework. Supports Multi AI Providers( OpenAI / Claude 3 / Gemini / Perplexity / Bedrock / Azure / Mistral / Ollama ), Multi-Modals (Vision/TTS) and plugin system. One-click FREE deployment of your private ChatGPT chat application.

🔥 🔥 🔥 Open Source Airtable Alternative

The Magic Mask for Android

Prettier is an opinionated code formatter.

The Kotlin Programming Language.

Modern CSS framework based on Flexbox

🐻 Bear necessities for state management in React

A lightning-fast search API that fits effortlessly into your apps, websites, and workflow

🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.

The web framework for content-driven websites

Independent technology for modern publishing, memberships, subscriptions and newsletters.

Joplin - the secure note taking and to-do app with synchronisation capabilities for Windows, macOS, Linux, Android and iOS.

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

Build like a team of hundreds_

Meteor, the JavaScript App Platform

Quill is a modern WYSIWYG editor built for compatibility and extensibility.

There can be more than Notion and Miro. AFFiNE(pronounced [ə‘fain]) is a next-gen knowledge base that brings planning, sorting and creating all together. Privacy first, open-source, customizable and ready to use.

🤖 Powerful asynchronous state management, server-state utilities and data fetching for the web. TS/JS, React Query, Solid Query, Svelte Query and Vue Query.

Open Source realtime backend in 1 file

🐚 OpenDevin: Code Less, Make More

Next-generation ORM for Node.js & TypeScript | PostgreSQL, MySQL, MariaDB, SQL Server, SQLite, MongoDB and CockroachDB

Developer-first error tracking and performance monitoring

The PHP Interpreter

Infinite canvas.

Your GenAI Second Brain 🧠 A personal productivity assistant (RAG) ⚡️🤖 Chat with your docs (PDF, CSV, ...) & apps using Langchain, GPT 3.5 / 4 turbo, Private, Anthropic, VertexAI, Ollama, LLMs, Groq that you can share with users ! Local & Private alternative to OpenAI GPTs & ChatGPT powered by retrieval-augmented generation.

⚛️ Fast 3kB React alternative with the same modern API. Components & Virtual DOM.

The Free Software Media System

An open-source & self-hostable Heroku / Netlify / Vercel alternative.

An open-source framework for making universal native apps with React. Expo runs on Android, iOS, and the web.

AI-Powered Photos App for the Decentralized Web 🌈💎✨

🔥 The open-source notification infrastructure with fully functional embedded notification center 🚀🚀🚀

API Documentation Browser

TypeScript-first schema validation with static type inference

Lightning-fast and Powerful Code Editor written in Rust

The OS for your personal finances

🌼 🌼 🌼 🌼 🌼  The most popular, free and open-source Tailwind CSS component library

Investment Research for Everyone, Everywhere.

Penpot: The open-source design tool for design and code collaboration

🥧 HTTPie CLI — modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more.

Presentation Slides for Developers

A privacy-first, open-source platform for knowledge management and collaboration.

Spacedrive is an open source cross-platform file explorer, powered by a virtual distributed filesystem written in Rust.

Drag & drop UI to build your customized LLM flow

Scheduling infrastructure for absolutely everyone.

A declarative, efficient, and flexible JavaScript library for building user interfaces.

🔥 🔥 🔥 Open Source JIRA, Linear and Asana Alternative. Plane helps you track your issues, epics, and product roadmaps in the simplest way possible.

The best way to build a modern backend + admin UI. No black magic, all TypeScript, and fully open-source, Payload is both an app framework and a headless CMS.

Build Better Websites. Create modern, resilient user experiences with web fundamentals.

The next open source file uploader for web browsers :dog:

Opensource IDE For Exploring and Testing Api's (lightweight alternative to postman/insomnia)

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

🛡️ ⚛️ A simple, scalable, and powerful architecture for building production ready React applications.

AI chat for every model.

The Modern Data Stack 🐰 — Directus is an instant REST+GraphQL API and intuitive no-code data collaboration app for any SQL database.

📱☁️💻 A safe home for all your data – community-driven, free & open source 👏

Actor-based state management & orchestration for complex app logic.

The open source frontend for GitBook doc sites

A fully featured React components library

A modern replacement for Redis and Memcached

Create beautiful applications using Go

Quasar Framework - Build high-performance VueJS user interfaces in record time

Jan is an open source alternative to ChatGPT that runs 100% offline on your computer. Multiple engine support (llama.cpp, TensorRT-LLM)

Headless TypeScript ORM with a head. Runs on Node, Bun and Deno. Lives on the Edge and yes, it's a JavaScript ORM too 😅

Authentication for the Web.

Incremental bundler and build system optimized for JavaScript and TypeScript, written in Rust – including Turbopack and Turborepo.

Elixir is a dynamic, functional language for building scalable and maintainable applications

Building a modern alternative to Salesforce, powered by the community.

HomeKit support for the impatient.

Hey is a decentralized and permissionless social media app built with Lens Protocol 🌿

Mastering Bitcoin 3rd Edition - Programming the Open Blockchain

Personalizing LLM Responses

Umami is a simple, fast, privacy-focused alternative to Google Analytics.

A light-weight, no-dependency, vanilla JavaScript engine to drive the user's focus across the page

🦔 PostHog provides open-source product analytics, session recording, feature flagging and A/B testing that you can self-host.

Open-Sora: Democratizing Efficient Video Production for All

Free and Open Source Enterprise Resource Planning (ERP)

Self-hosted AI coding assistant

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

Open Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch ⚡ 🔍 ✨ Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences

Peace of mind from prototype to production

CodeEdit App for macOS – Elevate your code editing experience. Open source, free forever.

Web Framework built on Web Standards

🕸️ Web apps in pure Python 🐍

Simple, open source, lightweight (< 1 KB) and privacy-friendly web analytics alternative to Google Analytics.

⏩ Open-source VS Code and JetBrains extensions that enable you to easily create your own modular AI software development system

Instant-loading web apps, without effort

Saleor Core: the high performance, composable, headless commerce API.

Your AI second brain, open and self-hostable. Get answers to your questions, whether they be online or in your own notes. Use online AI models (e.g gpt4) or private, local LLMs (e.g llama3).

Collection of essential Vue Composition Utilities for Vue 2 and 3

A collection of beautiful full-stack components for Laravel. The perfect starting point for your next app. Using Livewire, Alpine.js and Tailwind CSS.

Enhanced ChatGPT Clone: Features OpenAI, Assistants API, Azure, Groq, GPT-4 Vision, Mistral, Bing, Anthropic, OpenRouter, Vertex AI, Gemini, AI model switching, message search, langchain, DALL-E-3, ChatGPT Plugins, OpenAI Functions, Secure Multi-User System, Presets, completely open-source for self-hosting. More features in development

Empowering People Ethically with the leading open source alternative to Google Analytics that gives you full control over your data. Matomo lets you easily collect data from websites & apps and visualise this data and extract insights. Privacy is built-in. Liberating Web Analytics. Star us on Github? +1. And we love Pull Requests!

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

WordPress, Git-ified. This repository is just a mirror of the WordPress subversion repository. Please do not send pull requests. Submit pull requests to https://github.com/WordPress/wordpress-develop and patches to https://core.trac.wordpress.org/ instead.

Open-source link management infrastructure for modern marketing teams. Loved by world-class teams like Framer, Raycast, Perplexity and more.

Command-line tool to customize Spotify client. Supports Windows, MacOS, and Linux.

daily.dev is a professional network for developers to learn, collaborate, and grow together 👩🏽‍💻 👨‍💻

web development, streamlined

An open-source Chinese font derived from Fontworks' Klee One. 一款开源中文字体，基于 FONTWORKS 出品字体 Klee One 衍生。

Conductor is an event driven orchestration platform

AdonisJS is a TypeScript-first web framework for building web apps and API servers. It comes with support for testing, modern tooling, an ecosystem of official packages, and more.

Fully open source, End to End Encrypted alternative to Google Photos and Apple Photos

The instant on-demand atomic CSS engine.

📨 Schedule social media posts, measure them, exchange with other members and get a lot of help from AI 🚀

The leading data integration platform for ETL / ELT data pipelines from APIs, databases & files to data warehouses, data lakes & data lakehouses. Both self-hosted and Cloud-hosted.

Optimize React performance and make your React 70% faster in minutes, not months.

Seamless REST/GraphQL API mocking library for browser and Node.js.

Radix Primitives is an open-source UI component library for building high-quality, accessible design systems and web apps. Maintained by @workos.

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

rhythm is just a *click* away!

GPT based autonomous agent that does online comprehensive research on any given topic

Infinitely scalable, event-driven, language-agnostic orchestration and scheduling platform to manage millions of workflows declaratively in code.

💌 Build and send emails using React

The Cloud-Native API Gateway

The fastest way to develop full-stack web apps with React & Node.js.

🚀 A robust, performance-focused, and full-featured Redis client for Node.js.

Scala 2 compiler and standard library. Bugs at https://github.com/scala/bug; Scala 3 at https://github.com/scala/scala3

The Open Source Dev Environment Manager.

Vite & Vue powered static site generator.

Notion-style WYSIWYG editor with AI-powered autocompletion.

Next generation testing framework powered by Vite.

🍍 Intuitive, type safe, light and flexible Store for Vue using the composition api with DevTools support

A Q&A platform software for teams at any scales. Whether it's a community forum, help center, or knowledge management platform, you can always count on Apache Answer.

The developer platform for on-demand cloud development environments to create software faster and more securely.

A zero-config, drop-in animation utility that adds smooth transitions to your web app. You can use it with React, Vue, or any other JavaScript application.

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

WordPress starter theme with Laravel Blade components and templates, Tailwind CSS, and a modern development workflow

🤖 Chat with your SQL database 📊. Accurate Text-to-SQL Generation via LLMs using RAG 🔄.

Beautiful & consistent icon toolkit made by the community. Open-source project and a fork of Feather Icons.

The GitLab/GitHub for database DevOps. World's most advanced database DevOps and CI/CD for Developer, DBA and Platform Engineering teams.

Hydra is a game launcher with its own embedded bittorrent client and a self-managed repack scraper.

💻 Medis is a beautiful, easy-to-use Mac database management application for Redis.

Next-gen identity server replacing your Auth0, Okta, Firebase with hardened security and PassKeys, SMS, OIDC, Social Sign In, MFA, FIDO, TOTP and OTP, WebAuthn, passwordless and much more. Golang, headless, API-first. Available as a worry-free SaaS with the fairest pricing on the market!

A free open source IT asset/license management system

Next Generation Vue UI Component Library

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

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

A fully open source & end-to-end encrypted note taking alternative to Evernote.

A minimalist CSS framework.

Fast drag and drop for any experience on any tech stack

⛅️ 精选的 Cloudflare 工具、开源项目、指南、博客和其他资源列表。/ ⛅️ A curated list of Cloudflare tools, open source projects, guides, blogs and other resources.

Trigger.dev is the open source background jobs platform for TypeScript.

⚡️⚡️⚡️Self-hosted collaborative bookmark manager to collect, organize, and preserve webpages and articles.

700+ Pure CSS, SVG, PNG & Figma UI Icons Available in SVG Sprite, styled-components, NPM & API and 6000 glyphs

Open Source Survey Platform

🧑‍🚀 The better identity infrastructure for developers and the open-source alternative to Auth0.

Fast and secure standalone server for resizing and converting remote images

The Open Source DocuSign Alternative.

A reactive notebook for Python — run reproducible experiments, execute as a script, deploy as an app, and version with git.

A free, open-source SaaS app starter for React & Node.js with superpowers. Production-ready. Community-driven.

OceanBase is an enterprise distributed relational database with high availability, high performance, horizontal scalability, and compatibility with SQL standards.

The open-source alert management and AIOps platform

Free Modern URL Shortener.

A tiny (239B) utility for constructing `className` strings conditionally.

Open source DocuSign alternative. Create, fill, and sign digital documents ✍️

Showcase your skills on your Github readme or resumé with ease ✨

Fancy stream processing made operationally mundane

Beautiful API references from OpenAPI/Swagger files ✨

Open-source UI component library and front-end development framework based on Tailwind CSS

Toolkit for building accessible web apps with React

Build AI-powered applications with React, Svelte, Vue, and Solid

A beautiful home cloud OS for self-hosting with an app store. Buy a pre-built Umbrel Home with umbrelOS, or install on a Raspberry Pi 4, Pi 5, or any x86 device.

💬 Typebot is a powerful chatbot builder that you can self-host.

Fathom Lite. Simple, privacy-focused website analytics. Built with Golang & Preact.

🪢 Open source LLM engineering platform. Observability, metrics, evals, prompt management, testing, prompt playground, datasets, LLM evaluations -- 🍊YC W23

Build your own second brain with supermemory. It's a ChatGPT for your bookmarks. Import tweets or save websites and content using the chrome extension.

Build Conversational AI in minutes ⚡️

Low code web framework for real world applications, in Python and Javascript

Your image is almost there!

Open-source serverless enterprise CMS. Includes a headless CMS, page builder, form builder, and file manager. Easy to customize and expand. Deploys to AWS.

Open source Authentication and User Management platform for B2B and B2C.

Color package for Go (golang)

HeyForm is an open-source form builder that allows anyone to create engaging conversational forms for surveys, questionnaires, quizzes, and polls. No coding skills required.

SQL stream processing, analytics, and management. PostgreSQL simplicity, unrivaled performance, and seamless elasticity. 🚀 10x more productive. 🚀 10x more cost-efficient.

Your own API Hub to learn and master API interaction. Ideal for frontend, mobile dev and backend developers.

Official Git mirror of the SQLite source tree

Python SQL Parser and Transpiler

Simple, lightweight model-based validation for Vue.js

Simple framework for creating REST APIs

A Chaos Engineering Platform for Kubernetes.

The missing star history graph of GitHub repos - https://star-history.com

The modular and type safe schema library for validating structural data 🤖

A Blazing Fast AI Gateway. Route to 100+ LLMs with 1 fast & friendly API.

React hook library, ready to use, written in Typescript.

htop - an interactive process viewer

🏓 The open-source synthetic & real user monitoring platform 🏓

An AI-powered search engine with a generative UI

Next Generation Server Toolkit. Create web servers with everything you need and deploy them wherever you prefer.

Run your business smarter

💼 An enterprise-grade Next.js boilerplate for high-performance, maintainable apps. Packed with features like Tailwind CSS, TypeScript, ESLint, Prettier, testing tools, and more to accelerate your development.

Rich, real-time user experiences with server-rendered HTML

WordPress boilerplate with Composer, easier configuration, and an improved folder structure

Connect, collaborate, and grow with a community of TypeScript developers

[WIP]en: web design tool || mobile page builder/editor || mini webflow for mobile page. zh: 类似易企秀的H5制作、建站工具、可视化搭建系统.

⚡️ Icon Explorer with Instant searching, powered by Iconify

The Scala 3 compiler, also known as Dotty.

Papermark is the open-source DocSend alternative with built-in analytics and custom domains.

Class Variance Authority

A headless GraphQL commerce platform for the modern web

Open Standard for Metadata. A Single place to Discover, Collaborate and Get your data right.

Generative AI suite powered by state-of-the-art models and providing advanced AI/AGI functions. It features AI personas, AGI functions, multi-model chats, text-to-image, voice, response streaming, code highlighting and execution, PDF import, presets for developers, much more. Deploy on-prem or in the cloud.

A javascript Bitcoin library for node.js and browsers.

Type-safe search params state manager for Next.js - Like React.useState, but stored in the URL query string.

Vue port of shadcn-ui

🌟 Build beautiful, accessible, high-performance documentation websites with Astro

Open Source alternative to Webflow

Effortless, instant screen sharing. Open-source and cross-platform.

Perfect Next.js dark mode in 2 lines of code. Support System preference and any other theme with no flashing

An open source e-commerce skateshop build with everything new in Next.js.

A full-stack Next.js app with multi-tenancy and custom domain support. Built with Next.js App Router and the Vercel Domains API.

Open Source Feature Flagging and Remote Config Service. Host on-prem or use our hosted version at https://flagsmith.com/

A programming language for the cloud ☁️ A unified programming model, combining infrastructure and runtime code into one language ⚡

Next-gen, Pusher-compatible, open-source WebSockets server. Simple, fast, and resilient. 📣

Open Source Wealth Management Software. Angular + NestJS + Prisma + Nx + TypeScript 🤍

A single Web3 provider solution for all Wallets

Marvellous code walkthroughs

OneUptime is the complete open-source observability platform.

🌍 📖 A readable, automated, and optimized (3 kb) internationalization for JavaScript

Chat-based SQL Client and Editor for the next decade

Tuist's CLI

🧩 Content editing tech stack for the web - BlockSuite is a toolkit for building editors and collaborative applications.

A curation of awesome portfolio website ideas for developers and designers to draw inspiration from. Raise a pull request to add more. 💜

Docker images for .NET and the .NET Tools.

Functional utility library - modern, simple, typed, powerful

Woodpecker is a simple yet powerful CI/CD engine with great extensibility.

🖼️ Image Toolbox is an powerful picture editor, which can crop, apply filters, add some drawing, erase background, edit EXIF or even create PDF file

Flutter/Dart <-> Rust binding generator, feature-rich, but seamless and simple.

Vue Forms ⚡️ Supercharged

Open source API management platform

Self-hosted, Node.js based analytics tool for those who care about privacy.

A UI Library for Modern Web Apps, powered by Vue & Tailwind CSS.

😱 A better fetch API. Works on node, browser and workers.

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

🚦 The official router for Vue.js

Open-source cloud-environment inspector. Supporting AWS, GCP, Azure, and more! Your cloud resources will have nowhere to hide!