code-explainer

AI-powered code explanation tool for onboarding onto unfamiliar codebases.

Install

uv tool install git+https://github.com/benthomasson/code-explainer

Usage

# Explain a repository's architecture
explain repo ~/git/some-project

# Explain a specific file
explain file src/auth/client.py

# Explain a specific function or class
explain function src/auth/client.py:login

# Explain a diff
explain diff -b feature-branch --base main

Options

• --model/-m: Model to use (default: claude)
• --output-dir/-d: Output directory (default: ./explanations/)
• --repo/-r: Repository path (default: cwd)