Ilango

Challenges

Build your own Claude Code

using Go

Learn about LLM APIs, tool calling, agent loops and more

completed

Build your own DNS server

using Go

Learn about the DNS protocol, DNS record types and more.

completed

Build your own BitTorrent

using Rust

Learn about .torrent files, the BitTorrent Peer Protocol and more

7/19 stages

Build your own Git

using Go

Learn about git objects, plumbing commands and more

4/7 stages

Build your own HTTP server

using Rust and Go

Learn about TCP servers, the HTTP protocol and more

11/14 stages

Build your own grep

using Go and Odin

Learn about regex syntax: character classes, quantifiers and more

5/33 stages

Build your own Interpreter

using Odin

Learn about tokenization, ASTs, tree-walk interpreters and more.

1/84 stages

Build your own Redis

using Rust and Go

Learn about TCP servers, the Redis protocol and more

16/115 stages

• Started the Build your own Redis challenge using Go

• Completed the Build your own Claude Code challenge using Go

• Started the Build your own Interpreter challenge using Odin

• Started the Build your own grep challenge using Odin

• Started the Build your own grep challenge using Go

• Completed the Build your own DNS server challenge using Go

• Started the Build your own Git challenge using Go

• Started the Build your own HTTP server challenge using Go

• Started the Build your own DNS server challenge using Rust

• Started the Build your own BitTorrent challenge using Rust

• Started the Build your own HTTP server challenge using Rust

• Started the Build your own Redis challenge using Rust

• Joined CodeCrafters