Repositories list

• grep-tester

  Public
  Go

  •3•1•0•1•Updated Oct 14, 2025Oct 14, 2025

• build-your-own-grep

  Public
  Definition for the grep challenge.

  Shell

  •

  MIT License

  •13•21•0•4•Updated Oct 14, 2025Oct 14, 2025

• build-your-own-shell

  Public
  Definition for the shell challenge.

  Shell

  •

  MIT License

  •13•29•0•3•Updated Oct 14, 2025Oct 14, 2025

• frontend

  Public
  Rebuild complex systems from scratch

  emberprogramming-challenges

  TypeScript

  •

  Other

  •23•95•12•23•Updated Oct 13, 2025Oct 13, 2025

• kafka-tester

  Public
  Tester for the kafka challenge.

  Go

  •

  MIT License

  •2•3•0•1•Updated Oct 13, 2025Oct 13, 2025

• sqlite-tester

  Public
  Go

  •6•8•0•4•Updated Oct 13, 2025Oct 13, 2025

• build-your-own-redis

  Public
  Definition for the redis challenge.

  Shell

  •

  MIT License

  •61•247•0•5•Updated Oct 13, 2025Oct 13, 2025

• git-host-proxy

  Public
  Reverse proxy to git.codecrafters.io

  Dockerfile

  •0•0•0•0•Updated Oct 11, 2025Oct 11, 2025

• homebrew-tap

  Public
  Homebrew Tap

  Ruby

  •

  MIT License

  •0•0•0•0•Updated Oct 10, 2025Oct 10, 2025

• cli

  Public
  CodeCrafters CLI to run tests

  Go

  •

  MIT License

  •8•14•7•4•Updated Oct 10, 2025Oct 10, 2025

• build-your-own-x

  Public
  Master programming by recreating your favorite technologies from scratch.

  programmingtutorialsfree+ 3tutorial-codetutorial-exercisesawesome-list

  Markdown

  •40k•426k•242•192•Updated Oct 10, 2025Oct 10, 2025

• build-your-own-kafka

  Public
  Definition for the kafka challenge.

  Shell

  •

  MIT License

  •8•30•0•8•Updated Oct 10, 2025Oct 10, 2025

• binspec

  Public
  TypeScript

  •5•56•5•1•Updated Oct 10, 2025Oct 10, 2025

• language-dashboard

  Public
  Language dashboard for CodeCrafters challenges.

  Python

  •

  MIT License

  •2•11•0•0•Updated Oct 9, 2025Oct 9, 2025

• llm-rules-test

  Public
  Custom runner for LLM rules that help validate stage instructions

  TypeScript

  •0•0•0•0•Updated Oct 8, 2025Oct 8, 2025

• course-sdk

  Public
  A rewrite of course-sdk, with better developer ergonomics

  TypeScript

  •

  MIT License

  •19•68•2•1•Updated Oct 8, 2025Oct 8, 2025

• build-your-own-interpreter

  Public
  Definition for the interpreter challenge.

  Shell

  •

  MIT License

  •14•44•1•4•Updated Oct 7, 2025Oct 7, 2025

• build-your-own-http-server

  Public
  Definition for the http-server challenge.

  Shell

  •

  MIT License

  •32•100•2•1•Updated Oct 7, 2025Oct 7, 2025

• build-your-own-git

  Public
  Definition for the git challenge.

  Shell

  •

  MIT License

  •23•118•4•6•Updated Oct 7, 2025Oct 7, 2025

• build-your-own-dummy

  Public
  Definition for the dummy challenge.

  Shell

  •

  MIT License

  •2•1•0•2•Updated Oct 7, 2025Oct 7, 2025

• build-your-own-docker

  Public
  Definition for the docker challenge.

  Dockerfile

  •

  MIT License

  •11•32•0•1•Updated Oct 7, 2025Oct 7, 2025

• build-your-own-dns-server

  Public
  Definition for the dns-server challenge.

  Shell

  •

  MIT License

  •13•17•2•2•Updated Oct 7, 2025Oct 7, 2025

• build-your-own-bittorrent

  Public
  Definition for the bittorrent challenge.

  C++

  •

  MIT License

  •17•73•1•4•Updated Oct 7, 2025Oct 7, 2025

• language-templates

  Public
  Dockerfile

  •7•3•0•1•Updated Oct 7, 2025Oct 7, 2025

• build-your-own-sqlite

  Public
  Definition for the sqlite challenge.

  Shell

  •

  MIT License

  •30•111•1•2•Updated Oct 7, 2025Oct 7, 2025

• git-tester

  Public
  Go

  •7•8•0•6•Updated Oct 6, 2025Oct 6, 2025

• redis-tester

  Public
  Go

  •17•26•0•4•Updated Oct 3, 2025Oct 3, 2025

• shell-tester

  Public
  Tester for the shell challenge.

  Go

  •5•5•0•4•Updated Sep 15, 2025Sep 15, 2025

• coderbot

  Public
  Ruby

  •3•3•0•0•Updated Sep 8, 2025Sep 8, 2025

• docs

  Public
  Documentation for codecrafters users and contributors

  Ruby

  •17•16•1•1•Updated Sep 3, 2025Sep 3, 2025