codecrafters-io/build-your-own-x
Master programming by recreating your favorite technologies from scratch.
548123 stars · Markdown
All recently observed repositories in our captured sample, ranked by their latest total GitHub stars. Recomputed after imports; not a paid ranking or a complete copy of GitHub.
Snapshot: 2026-09-19T06:41:12.614Z. 804 results.
Master programming by recreating your favorite technologies from scratch.
548123 stars · Markdown
😎 Awesome lists about all kinds of interesting topics [NOTE: Pull requests are temporarily disabled until I have a chance to catch up with the existing ones]
507615 stars · language not reported
freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.
455752 stars · TypeScript
:books: Freely available programming books
397173 stars · Python
The AI that really does things. Any OS. Any Platform. The lobster way. 🦞
390071 stars · TypeScript
Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.
370697 stars · Python
Interactive roadmaps, guides and other educational content to help developers grow in their careers.
367652 stars · TypeScript
A complete computer science study plan to become a software engineer.
361181 stars · language not reported
The definitive list that answers "I want to do X in Python, which tool should I use?"
321608 stars · Python
A list of Free Software network services and web applications which can be hosted on your own servers
320229 stars · language not reported
An agentic skills framework & software development methodology that works.
288598 stars · Shell
Curated list of project-based tutorials
283807 stars · Python
Repo for counting stars and contributing. Press F to pay respect to glorious developers.
277154 stars · language not reported
Skills for Real Engineers. Straight from my .agents directory.
265390 stars · Shell
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
262253 stars · JavaScript
A collection of inspiring lists, manuals, cheatsheets, blogs, hacks, one-liners, cli/web tools and more.
244635 stars · language not reported
A single CLAUDE.md file to improve Claude Code behavior, derived from Andrej Karpathy's observations on LLM coding pitfalls.
214022 stars · language not reported
This is the repo for Vue 2. For Vue 3, go to https://github.com/vuejs/core
212814 stars · TypeScript
🎓 Path to a free self-taught education in Computer Science!
209133 stars · HTML