I used to think torrents were magic. Files downloading from “somewhere”… insanely fast… no server? So I decided to break that illusion and built a minimal BitTorrent client in Go . 👉 Source code: https://github.com/rohit20001221/ripple 🧠 What is BitTorrent (Really)? At its core, BitTorrent is simple: Split a file into pieces Download pieces from multiple peers Verify everything using hashes No central server. Just a swarm of peers. 🏗️ High-Level Architecture 📦 Step 1: Parsing the .torrent File A .torrent file is bencoded data containing: Tracker URL File metadata Piece hashes 🔑 Info Hash (Critical) bencode . Marshal ( & buf , t . Info ) sha1 ( buf . Bytes ()) Enter fullscreen mode Exit fullscreen mode This hash uniquely identifies the torrent across the network.…