Claude Code Unpacked maps leaked Claude Code source to reveal hidden features

A public project called Claude Code Unpacked maps and documents the leaked Claude Code source at ccunpacked.dev.

The leaked Claude Code source reportedly exceeds 512,000 lines and was exposed on March 31, 2026.

The site shows core files like QueryEngine.ts and Tool.ts, offers an Architecture Explorer, and lists built-in tools, commands, and hidden features.