45.3k
Penpot
The open-source design tool for design and code collaboration, empowering teams to build and share projects seamlessly.
Design Development
Discover Amazing 🛠️ Open Source Tools
Explore our curated collection of the best free open source tools for developers. Find everything you need to build, test, and ship your projects.
- Tools
- 1089
- Categories
- 52
- GitHub Stars
- 27.1M
- Contributors
- 40.3k
51.8k
Prettier
Prettier is an opinionated code formatter that enforces a consistent style by parsing your code and re-printing it with its own rules.
Development Code Quality Styling
37.7k
Spacedrive
Spacedrive is an open source cross-platform file explorer, powered by a virtual distributed filesystem written in Rust.
Development DevOps Desktop Rust
36.1k
Xyflow
Powerful open-source libraries for building node-based UIs with React or Svelte. Ready out-of-the-box and infinitely customizable.
Development Component Libraries React
32.5k
Continue
Continue is an innovative tool that allows you to create, share, and use custom AI code assistants through open-source IDE extensions. It provides a platform to access various models, rules, prompts, documents, and other building blocks for enhanced development.
Development AI Tools
39.6k
Appsmith
Appsmith is a platform to build admin panels, internal tools, and dashboards. It seamlessly integrates with over 25 databases and any API.
Development Tools API Database
14.6k
Seafile
High performance file syncing and sharing, with Markdown WYSIWYG editing, Wiki, file labeling, and other knowledge management features.
Development DevOps Self-Hosted Tools
85.1k
Uptime Kuma
A fancy self-hosted monitoring tool for keeping tabs on website uptime and performance.
Monitoring DevOps Self-Hosted
44.5k
ReactJS Interview Questions
A comprehensive list of the top 500 ReactJS Interview Questions & Answers, preparing you for technical interviews.
Learning & Career JavaScript React
38.0k
Outline
The fastest knowledge base for growing teams. It is beautiful, realtime collaborative, feature packed, and markdown compatible, making it ideal for modern teams.
Documentation Tools Productivity
24.6k
Analytics
Simple, open source, lightweight (< 1 KB) and privacy-friendly web analytics alternative to Google Analytics.
Analytics Self-Hosted Web
36.2k
Mattermost
An open source platform for secure collaboration across the entire software development lifecycle.
Productivity Tools DevOps Security
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32.6k
Medusa
The world's most flexible commerce platform, designed to build a custom, scalable, and modular commerce experience.
E-Commerce Development API Tools
5.4k
Rivet
Rivet Actors enables the creation of long-lived, in-memory processes designed for scenarios where traditional HTTP, databases, or queues fall short. It provides a flexible framework for building scalable and resilient actor-based distributed systems.
Development Framework Architecture Performance
31.5k
Motion
A modern animation library for React and JavaScript that simplifies the implementation of dynamic animations and transitions.
Animation React JavaScript
33.5k
Etcher
A powerful tool for flashing OS images to SD cards and USB drives, ensuring a safe and easy process.
Development Tools Productivity
49.1k
Huginn
Create agents that watch for certain triggers and perform automated actions, making it a personal IFTTT. Your agents are standing by to automate tasks on your behalf.
Self-Hosted API Monitoring
26.0k
Focalboard
Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana.
Tools Self-Hosted Productivity
50.2k
Jellyfin
A free software media system that provides a server backend and API for personal streaming and media management.
Self-Hosted Development Tools
45.6k
Slidev
Slidev is an innovative tool for developers to create presentation slides with ease and flexibility, integrating smoothly with their coding workflow.
Development Tools Productivity Web
30.3k
K6
A modern load testing tool designed for developers and testers to measure performance and detect issues, utilizing Go and JavaScript.
Testing Performance DevOps JavaScript
71.5k
Caddy
A fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS, providing easy configuration and built-in support for modern protocols.
Web Development DevOps Security
63.5k
Pathway
A Python ETL framework designed for efficient stream processing, real-time analytics, large language model (LLM) pipelines, and retrieval-augmented generation (RAG). pathway enables building robust and scalable data workflows with support for complex, real-time data transformations and AI-driven analytics.
Development Analytics Python AI
19.4k
Maigret
Maigret is a tool to collect a dossier on a person by username from thousands of sites, providing a comprehensive OSINT solution.
Security Tools CLI DevOps
25.2k
Jenkins
An open-source automation server that supports building, deploying, and automating software projects. It is a key tool in CI/CD pipelines.
DevOps Tools
26.5k
Claude-task-master
An AI-powered task-management system that integrates seamlessly into various applications like Cursor, Lovable, Windsurf, Roo, and others.
AI Productivity Tools
14.2k
Midday
A comprehensive tool offering invoicing, time tracking, file reconciliation, storage, financial overview, and an AI assistant, specifically designed for freelancers to streamline their workflow and financial management.
Productivity AI Tools Web
2.8k
Ultracite
The AI-ready formatter that helps you write and generate code faster. It integrates AI technology to enhance efficiency in coding.
AI Development Tools
42.4k
Hyperswitch
An open source payments switch written in Rust to make payments fast, reliable and affordable.
E-Commerce Rust
28.3k
Reflex
Reflex enables creating web applications entirely in pure Python, empowering developers to build responsive and interactive web apps conveniently.
Web Python Development
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