Open-source stack
Free to use, modify and ship commercially. For each project: what it is, who it suits (and who it doesn't), how to install and run it, how to get the most out of it, and how it compares.
2131 projects · synced from GitHub on 2026-11-02 · analyses are AI-assisted from each README
A community-curated list of free public APIs you can use in your own projects.
495kPythonCurated listMIT
Lets AI agents reverse engineer apps, JavaScript/Electron code, .NET, and native binaries, with evidence.
421kTypeScriptAI model / agentMIT
Self-hosted AI assistant that runs on your own devices and talks to you in your chat apps.
394kTypeScriptAppMIT
A set of composable skills and instructions that guide coding agents through planning, TDD, and reviewed devel
311kShellFrameworkMIT
A set of reusable instruction files that guide AI coding agents through alignment, testing, and design.
310kShellOtherMIT
A set of skills, memory, and security rules that makes AI coding agents work more carefully.
295kJavaScriptDev toolMIT
A curated list of links to tutorials that walk you through building real projects from scratch.
289kPythonCurated listMIT
An open-source agent harness built on a plugin-first design, run from a local Web UI.
269kTypeScriptDev toolMIT
A self-improving AI agent that runs in your terminal and chat apps and learns from past work.
260kPythonAI model / agentMIT
A large curated list of links to cheatsheets, manuals, tools and one-liners for sysadmins and security folks.
255kCurated listMIT
A JavaScript library for building interactive user interfaces out of reusable components.
252kJavaScriptLibraryMIT
A large collection of classic algorithms implemented in Python, for learning.
226kPythonLearning resourceMIT
An open source AI coding agent you run in your terminal, with a desktop app in beta.
224kTypeScriptAI model / agentMIT
Vue 2, a JavaScript framework for building user interfaces. Now end-of-life and no longer maintained.
212kTypeScriptLibraryMIT
A free, self-paced computer science curriculum built from online university courses.
211kHTMLLearning resourceMIT
JavaScript examples of many classic algorithms and data structures, with explanations and reading links.
197kJavaScriptLearning resourceMIT
A Rust command-line AI coding agent, presented as an agent-maintained museum exhibit rather than a production
195kRustCLIMIT
Microsoft's open-source code editor, the base of Visual Studio Code, for writing and debugging code.
194kTypeScriptAppMIT
Python tool that converts files like PDF, Word, Excel and PowerPoint into Markdown.
193kPythonLibraryMIT
A curated, community-maintained list of links to Go libraries, frameworks and tools.
192kGoCurated listMIT
A community framework that manages your zsh shell config, with bundled plugins and themes.
190kShellDev toolMIT
Runs open AI models like Gemma, Qwen and DeepSeek on your own machine or in the cloud.
186kGoAppMIT
A Claude Code and agent skill that makes the AI write less code, aiming for the smallest working change.
182kJavaScriptAI model / agentMIT
A free front-end toolkit of ready-made CSS and JavaScript for building responsive websites.
175kMDXLibraryMIT
A large collection of AI agent prompt files, each set up as a specialist role for tools like Claude Code.
166kShellAI model / agentMIT
Visual builder for creating and deploying AI agents and workflows, with API and MCP server output.
156kPythonAppMIT
Desktop app to switch API providers and manage MCP, Skills, and prompts for AI coding agents.
151kRustAppMIT
A Python framework for building AI agents and apps powered by language models.
149kPythonFrameworkMIT
A widely used style guide with rules and ESLint configs for writing consistent JavaScript.
148kJavaScriptLearning resourceMIT
A toolkit that gives AI coding agents structured, repeatable processes for building, fixing bugs, and assessin
145kPythonDev toolMIT
An AI skill that gives coding assistants UI/UX design guidance and searchable style data.
144kPythonAI model / agentMIT
A React framework for building websites and web apps with server rendering and routing built in.
143kJavaScriptFrameworkMIT
Free, curated coding interview prep materials for busy software engineers.
143kTypeScriptLearning resourceMIT
A set of Windows utilities for customizing the desktop and speeding up everyday tasks.
140kCAppMIT
Markdown skills that give Claude Code and other coding agents roles like CEO, reviewer, QA, and release engine
139kTypeScriptDev toolMIT
Generates short videos from a topic or keyword using AI scripts, stock footage, subtitles and music.
137kPythonAppMIT
Open-source virtual whiteboard for sketching hand-drawn style diagrams in your browser.
135kTypeScriptAppMIT
Runs large language models locally in plain C/C++, on CPUs and many kinds of GPUs.
133kC++LibraryMIT
Copy-in React UI components you customize as your own code, built on Tailwind CSS.
127kTypeScriptLibraryMIT
A framework for building native Android and iOS apps using React and JavaScript.
127kC++FrameworkMIT
A curated collection of DESIGN.md files describing the visual design of popular websites, for AI agents to cop
125kCurated listMIT
A framework for building desktop apps for macOS, Windows, and Linux using JavaScript, HTML, and CSS.
124kC++FrameworkMIT
A free 21-lesson course for learning to build generative AI apps, with Python and TypeScript code.
123kJupyter NotebookLearning resourceMIT
Open-source Python library that lets an AI agent control a web browser to complete tasks.
120kPythonLibraryMIT
A minimal, extensible coding agent and toolkit for building AI agents, with a terminal interface.
119kTypeScriptDev toolMIT
Free, open-source engine for making 2D and 3D games across desktop, mobile, web and consoles.
119kC++AppMIT
A JavaScript library for drawing and animating 3D scenes in web browsers.
117kJavaScriptLibraryMIT
A desktop app for running several coding agents side by side, each in its own git worktree.
113kTypeScriptAppMIT
Engineering workflow skills (spec, plan, build, test, review, ship) that guide AI coding agents.
113kJavaScriptOtherMIT
Open-source speech-to-text model that transcribes and translates audio in many languages.
112kPythonAI model / agentMIT
Open-source Node.js and React app for organizing teams of AI agents around goals, tasks, and budgets.
110kTypeScriptAppMIT
A promise-based HTTP client that works in both browsers and Node.js.
109kJavaScriptLibraryMIT
A runtime for running JavaScript and TypeScript programs, with secure defaults.
109kRustAppMIT
Agent skill that steers coding agents toward distinct web designs with reference images and browser checks.
108kJavaScriptAI model / agentMIT
A tool that lets AI agents read and search sites like Bilibili, Reddit, YouTube and GitHub via one CLI.
108kPythonCLIMIT
The modern Windows terminal app, plus the original Windows console host, in one repository.
105kC++AppMIT
A very large open-source language model from DeepSeek, released with weights for download.
105kPythonAI model / agentMIT
A Python framework for building web APIs quickly, using standard type hints.
105kPythonLibraryMIT
A deprecated tool that sets up a basic single-page React app with no build configuration.
103kJavaScriptDev toolMIT
Open-source software that uses ordinary WiFi signals to detect presence and breathing without cameras.
102kRustOtherMIT
A TypeScript framework and CLI for building large web and mobile-style apps.
101kTypeScriptFrameworkMIT
A React component library and design system for building enterprise web apps.
100kTypeScriptLibraryMIT
A React component library of ready-made UI pieces built on Google's Material Design.
99.3kJavaScriptLibraryMIT
A list of app project ideas with detailed specs, meant to help developers practice coding.
98.4kCurated listMIT
A utility-first CSS framework for building custom user interfaces quickly.
98.3kTypeScriptLibraryMIT
A community-curated list of links to MCP (Model Context Protocol) servers, sorted by category.
97.2kCurated listMIT
A free, open source video editor for web, desktop, and mobile, positioned as a CapCut alternative.
97.1kTypeScriptAppMIT
A free 12-week, 24-lesson beginner course teaching HTML, CSS and JavaScript through hands-on projects.
97.1kJavaScriptLearning resourceMIT
Python engine for precise programmatic math animations, built for explanatory videos.
96kPythonLibraryMIT
A command-line tool to install and switch between multiple Node.js versions on Mac, Linux, and WSL.
95.7kShellDev toolMIT
Command-line tool that checks many social networks for a given username.
95.4kPythonCLIMIT
A guide of clean code principles for writing readable JavaScript, with bad and good examples.
94.7kJavaScriptLearning resourceMIT
Self-hosted uptime monitor that checks your sites and services and alerts you when they go down.
93.2kJavaScriptAppMIT
A self-hosted control panel that runs AI coding agents on your machine, in Docker, or in the cloud.
92.5kTypeScriptAppMIT
Open-weight reasoning language models from DeepSeek, released for research and local use.
92kAI model / agentMIT
A free 12-week, 26-lesson beginner course on classic machine learning using Scikit-learn.
91.9kJupyter NotebookLearning resourceMIT
A workshop for building, viewing, and testing UI components one at a time, outside the full app.
91.4kTypeScriptDev toolMIT
Generate diagrams from Markdown-like text, for docs and code.
91kTypeScriptDev toolMIT
Software that runs a full Bitcoin node: it downloads and checks the whole Bitcoin network's history itself.
90.6kC++AppMIT
Front-end starter template for admin dashboards, built on Vue and Element UI.
90.1kVueOtherMIT
Turns a codebase, wiki, or docs into an explorable graph you can search and ask questions about.
89.7kTypeScriptDev toolMIT
A fast Go web framework for building HTTP APIs and web services with a simple routing API.
89.5kGoLibraryMIT
Open-source chat app for talking to many AI models, with a web and desktop version.
88.9kTypeScriptAppMIT
A web UI framework whose compiler turns components into plain JavaScript that updates the page directly.
88.5kJavaScriptLibraryMIT
An open-source agent framework that coordinates sub-agents, memory, and sandboxes for long, multi-step tasks.
84.9kPythonAI model / agentMIT
A fast command-line tool for picking items from any list by typing a few letters.
83.9kGoDev toolMIT
A free, MIT-licensed gateway that routes one API endpoint to many AI model providers.
83.8kTypeScriptAppMIT
A fast frontend build tool with a quick dev server and optimized production builds.
83.7kTypeScriptDev toolMIT
A community-maintained collection of web security attack payloads and filter bypass examples, organized by vul
82.3kPythonCurated listMIT
An interactive console bundling 219 security testing tools, with an AI layer that suggests tools and commands.
81.6kPythonDev toolMIT
Turns screenshots or mockups into code for HTML, React, Vue and other stacks using AI.
81kPythonAppMIT
Open-source app for building, sending, and testing API requests in the browser, desktop, or CLI.
80.7kTypeScriptAppMIT
An agent harness that adds multi-agent swarms, shared memory and coordination on top of Claude Code and Codex.
80.6kTypeScriptDev toolMIT
A curated list of links to high-quality open datasets, organized by topic.
79.9kCurated listMIT
Generates GitHub profile stat cards you can embed in your README.
79.9kJavaScriptDev toolMIT
Runs VS Code in your web browser, hosted on a remote machine.
79.8kTypeScriptDev toolMIT
A free online guide, papers list, and notebooks for learning how to prompt and build with language models.
79.8kMDXLearning resourceMIT
A teaching repo that walks you through building a simple Claude Code-style agent harness from scratch.
79.7kPythonLearning resourceMIT
Open-source AI job search agent that scores jobs against your CV and drafts applications for you to submit.
79.4kJavaScriptAI model / agentMIT
A free course of 18 lessons teaching beginners how to build AI agents, with Python code samples.
78.7kJupyter NotebookLearning resourceMIT
Desktop app and Python package for running open-source language models locally on your computer.
77.3kC++AppMIT
A TypeScript/JavaScript framework for building structured server-side Node.js applications.
77kTypeScriptFrameworkMIT
A lightweight C++ library for building immediate-mode graphical user interfaces, mainly for tools and games.
76.9kC++LibraryMIT
Example code and guides for common tasks with the OpenAI API.
76.9kJupyter NotebookLearning resourceMIT
A free, Chinese-language guide that maps out self-study paths through open computer science courses.
76.5kHTMLLearning resourceMIT
A free, MIT-licensed course that teaches AI engineering by building models, retrieval, and agents from scratch
76.3kPythonLearning resourceMIT
Pre-indexes your codebase into a local graph so AI coding agents find code with fewer tokens.
76.2kTypeScriptDev toolMIT
A curated, archived list of links to websites useful for programmers.
76.2kCurated listMIT
A fake REST API server built from a JSON file, for prototyping and testing front ends.
75.7kJavaScriptDev toolMIT
A curated reading list of articles and talks on designing large systems that scale, stay reliable, and perform
75.3kCurated listMIT
A terminal emulator with built-in SSH, Telnet and serial clients for Windows, macOS and Linux.
75.3kTypeScriptAppMIT
A categorized checklist of front-end best practices, usable in a browser, in the README, or via an AI agent.
74.6kMDXCurated listMIT
A large collection of security testing word lists, such as usernames, passwords, and attack payloads, in one r
74.5kPHPLearning resourceMIT
A JavaScript library for animating CSS properties, SVG, DOM attributes and plain objects.
74.2kJavaScriptLibraryMIT
A curated list of links to C++ and C libraries, tools, and learning resources.
74.2kCurated listMIT
Plain-text specs that your AI coding assistant and you agree on before any code is written.
73.7kTypeScriptDev toolMIT
A curated list of links to tools, tutorials, and projects related to Vue.js.
73.5kCurated listMIT
