Skip to content
@codecrafters-io

CodeCrafters

Build your own Git, Docker, SQLite, & Redis.

Pinned Loading

  1. build-your-own-x build-your-own-x Public

    Master programming by recreating your favorite technologies from scratch.

    Markdown 459k 43k

  2. learning-stipends learning-stipends Public

    Companies that support engineers with learning stipends

    369 34

  3. build-your-own-redis build-your-own-redis Public

    Definition for the redis challenge.

    Shell 287 67

  4. build-your-own-sqlite build-your-own-sqlite Public

    Definition for the sqlite challenge.

    Shell 121 31

Repositories

Showing 10 of 133 repositories
  • claude-code-tester Public

    Tester for the claude-code challenge.

    codecrafters-io/claude-code-tester’s past year of commit activity
    Go 0 0 0 1 Updated Jan 21, 2026
  • shell-tester Public

    Tester for the shell challenge.

    codecrafters-io/shell-tester’s past year of commit activity
    Go 7 5 0 6 Updated Jan 21, 2026
  • language-dashboard Public

    Language dashboard for CodeCrafters challenges.

    codecrafters-io/language-dashboard’s past year of commit activity
    Python 14 MIT 3 0 0 Updated Jan 21, 2026
  • tester-utils Public
    codecrafters-io/tester-utils’s past year of commit activity
    Go 2 MIT 5 0 2 Updated Jan 20, 2026
  • docs Public

    Documentation for codecrafters users and contributors

    codecrafters-io/docs’s past year of commit activity
    Ruby 18 20 1 1 Updated Jan 20, 2026
  • frontend Public

    Rebuild complex systems from scratch

    codecrafters-io/frontend’s past year of commit activity
    TypeScript 107 27 4 17 Updated Jan 20, 2026
  • course-sdk Public

    A rewrite of course-sdk, with better developer ergonomics

    codecrafters-io/course-sdk’s past year of commit activity
    TypeScript 80 MIT 22 2 1 Updated Jan 20, 2026
  • cli Public

    CodeCrafters CLI to run tests

    codecrafters-io/cli’s past year of commit activity
    Go 17 MIT 10 7 2 Updated Jan 20, 2026
  • course-template Public template

    Template for new course repositories

    codecrafters-io/course-template’s past year of commit activity
    Shell 5 MIT 2 0 4 Updated Jan 19, 2026
  • sqlite-tester Public
    codecrafters-io/sqlite-tester’s past year of commit activity
    Go 9 7 0 2 Updated Jan 19, 2026