Jav GitHub Repositories (2026) · Open Source Tools

Curated list of project-based tutorials

A one-of-a-kind resume builder that keeps your privacy in mind. Completely secure, customizable, portable, open-source and free forever. Try it out today!

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

High performance self-hosted photo and video management solution.

Unrestricted Open-source alternative to AI video platforms — Free AI image & video generation studio with 600+ models (Flux, Midjourney, Kling, Sora, Veo). No content filters. Self-hosted, MIT licensed.

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

Event Driven Orchestration & Scheduling Platform for Mission Critical Applications

📦 Repomix is a powerful tool that packs your entire repository into a single, AI-friendly file. Perfect for when you need to feed your codebase to Large Language Models (LLMs) or other AI tools like Claude, ChatGPT, DeepSeek, Perplexity, Gemini, Gemma, Llama, Grok, and more.

Open-source, secure environment with real-world tools for enterprise-grade agents.

The Open Standard for Generative UI

🕵️‍♂️ A comprehensive, on-demand all-in-one OSINT reconnaissance tool for dissecting any website. 🧠🌐💥

📶 A fast, automated Hotspot Billing system powered by M-Pesa STK Push for instant, secure user access. Built with Node.js, MySQL, Next.js, and React, it delivers smooth payments, smart access control, and optional MikroTik-RB750UPr2 integration. ⚡🔐

The library for web and native user interfaces.

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

React Flow | Svelte Flow - Powerful open source libraries for building node-based UIs with React (https://reactflow.dev) or Svelte (https://svelteflow.dev). Ready out-of-the-box and infinitely customizable.

Official electron build of draw.io

Codebase intelligence for TypeScript and JavaScript. Health, complexity hotspots, duplication, architecture boundaries, circular dependencies, design-system drift, and unused code, from one graph. CLI, GitHub Action, LSP, MCP, and VS Code. Rust, MIT licensed.

The Open Framework for Building Agents

Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown

JavaScript 3D Library.