Don't reverse engineer it twice. 17,000+ open-source tools built by reverse engineering closed apps, APIs, devices, protocols, file formats, games and AI tools. Search site + agent skill + MCP server, refreshed nightly.
Repository Index
47,133 repositories indexed
73–96 of 105 · Most stars
LinksHub aims to provide developers with access to a wide range of free resources and tools that they can use in their work. These resources include links to free software, libraries, frameworks, and other tools that can be used to build and deploy applications and websites.
- nextjs
- open-source
- resources
- tailwindcss
A comprehensive Spark guide collated from multiple sources that can be referred to learn more about Spark or as an interview refresher.
A curated collection of free resources to help deepen your understanding of the R programming language. Updated regularly. Contributions encouraged via pull request (see contributing.md).
- r
- learning-resources
- awesome
- awesome-list
TranslatedAI coding perks navigation: a roundup of relay stations and public-service stations for Claude Code, Codex, and Cursor, organizing free quotas, sign-up bonuses, check-in activities, and evaluation records, and providing a visual dashboard and a Python data collection tool.
- ai-coding
- api-relay
- claude-code
- codex
Learning Go Book in mmark
- golang
- book
- free
- mmark
A compilation of 125+ free datasets for use in social science, applied microeconomics, data visualization, etc.
- applied-microeconomics
- data
- data-visualization
- dataset
Admidio is a free open source user management system for websites of organizations and groups. The system has a flexible role model so that it’s possible to reflect the structure and permissions of your organization.
- php
- admidio
- organization
- user-management
The universe in numbers. Free, open-source calculators for everything countable.
MIT CS 6.042 opencourseware Fall 2010 problems + solutions
AI Roadmap 2026: a beginner's path through Foundations, LLM Engineering, Agents, Evaluation, and Production, with verified free resources and a mini-project per layer
Open source privacy notice design patterns.
- privacy-notice
- icons
- legal-documents
Free Course : Data, Machine Learning, Deep Learning and AI Engineering, the long way round: the math, the code, the systems and the security. 173 lessons, 166 runnable labs, no shortcuts. Free under CC BY-NC 4.0.
- ai-engineering
- course
- data-engineering
- deep-learning
💥 Open source directory of free student-led high school hackathons.
- hackathons
- high-school
- nextjs
- hackclub
I love to teach dotnet concepts in a simple way with real world examples to people who aspire to to be a dotnet developer. I also help developers to refresh their memory with easy to understand analogy.
- dotnet
- csharp
- linq
- blazor
Build systems with Go examples
- golang
- go
- book
- programming-language
A collaborative list of Awesome Bluetooth Low Energy (BLE) resources. Feel free to contribute!
WebExtension packages for every need
The code repository for the prototypes included in the eBook "Inspired EHRs - Designing for Clinicians" (inspiredEHRs.gov). The code of the prototypes is made available under the Apache 2.0 open source license. This license agreement allows anyone to freely use the code and ideas presented in this book, subject to the conditions listed at http://opensource.org/licenses/Apache-2.0.
- healthcare
- ehr
- open-source
- electronic-health-record
high performance computing related nix resources
Reference tutorial app for React on Rails with SSR, Fast Refresh HMR, and Shakapacker/Webpack.
A free and open source FPS template for GODOT.
Example project showing how to build a full-stack serverless application with Cloudflare Workers 👷♀️☁️
- cloudflare-workers
- serverless
- full-stack
A curated list of free add-ons and scripts for Godot, but for fast computation and scientific methods!