CodeCrafters
99 posts
Image
user avatar
CodeCrafters
@codecraftersio
Build your own Git, BitTorrent, SQLite from scratch - in Rust, Go, JS, etc. Develop robust CS fundamentals. Refine your programming judgement & taste.
San Francisco
codecrafters.io
Joined February 2020
3
Following
7,371
Followers
  • Pinned
    user avatar
    CodeCrafters
    @codecraftersio
    Feb 7
    Could you build Claude Code yourself? We’re betting you can. Introducing our newest challenge: Build Your Own Claude Code app.codecrafters.io/courses/claude… You’ve been treating AI agents like a black box. It’s time to crack the box open. Build a working coding agent step-by-step and
    Image
    29K
  • user avatar
    CodeCrafters
    @codecraftersio
    Nov 19, 2024
    Today we're sharing news about our $1.8M seed fundraise.
    Image
    Our $1.8M Seed Fundraise
    From codecrafters.io
    26K
  • user avatar
    CodeCrafters
    @codecraftersio
    Jul 5, 2024
    Today, we’re announcing our latest challenge: Build your own Interpreter. app.codecrafters.io/courses/interp…
    Image
    18K
  • user avatar
    CodeCrafters
    @codecraftersio
    Sep 11, 2023
    We're excited to share our newest author — @sarp. He's creating the Build your own BitTorrent challenge.
    Image
    00:00
    42K
  • user avatar
    CodeCrafters
    @codecraftersio
    Feb 15, 2022
    It's here. The excuse you needed to master Rust.
    Image
    CodeCrafters | Build Your Own Redis, Git & SQLite From Scratch
    From app.codecrafters.io
  • user avatar
    CodeCrafters
    @codecraftersio
    Aug 7, 2023
    Join us in welcoming @sherubthakur to the CodeCrafters Creator Platform. Sherub will work on creating three of our most requested challenges. ◆ Build your own HTTP Server ◆ Build your own DNS Server ◆ Build your own Interpreter
    Image
    00:00
    9.4K
  • user avatar
    CodeCrafters
    @codecraftersio
    Sep 24, 2022
    Challenge yourself. Create a regex parser from scratch. Introducing Build your own grep.
    Image
    Introducing Build your own grep
    From codecrafters.io
  • user avatar
    CodeCrafters
    @codecraftersio
    May 18, 2023
    Today we launched CodeCrafters on Product Hunt, featuring our latest GPT-4 addition. producthunt.com/posts/codecraf…
    Image
    00:00
    8.3K
  • user avatar
    CodeCrafters
    @codecraftersio
    May 12, 2023
    Introducing Automatic CodeCrafters Explanations, powered by AI. Read. Code. Repeat.
    Image
    Introducing Automatic Explanations
    From codecrafters.io
    6.9K
  • user avatar
    CodeCrafters
    @codecraftersio
    Aug 27, 2023
    Build something cool. Win AirPods Max. codecrafters.io/august
    Image
    00:00
    10K

New to X?

Sign up now to get your own personalized timeline!

Create account

By signing up, you agree to the Terms of Service and Privacy Policy, including Cookie Use.

Terms of Service|Privacy Policy|Cookie Policy|Accessibility|Ads info|© 2026 X Corp.
Don't miss what's happening
People on X are the first to know.
Log inSign up