Overview
understand-diff is an open-source docs skill for Claude Code and compatible agents, published by Egonex-AI. Its author describes it as: “Use when you need to analyze git diffs or pull requests to understand what changed, affected components, and risks”. The project has 84k stars on GitHub and is available under the MIT license. Add it to your setup with `/plugin marketplace add Egonex-AI/Understand-Anything`.
What understand-diff does
Analyze the current code changes against the knowledge graph in the project's data directory (`.ua/knowledge-graph.json`, or the legacy `.understand-anything/knowledge-graph.json` when that directory is present).
Best for
What’s inside
The SKILL.md for understand-diff is organised into these sections:
- Graph Structure Reference
- How to Read Efficiently
- Instructions
Installation
Add understand-diff to your agent with:
/plugin marketplace add Egonex-AI/Understand-AnythingReview a skill’s source before installing it — skills can instruct your agent to run commands. This command comes from the skill’s public repository, which is the source of truth for setup steps. New to skills? Read how to install Claude Code skills.
Supported agents
- Claude Code — ships a claude code plugin marketplace
- Codex — declared in the repository topics
- Gemini CLI — declared in the repository topics
- OpenCode — declared in the repository topics
- Antigravity — declared in the repository topics
License
understand-diff is published under the MIT license.
Strengths
- Clear MIT license — safe to read and adapt within its terms
- Ships in Egonex-AI/Understand-Anything, an established project with 83,527 GitHub stars
- Works with Claude Code, Codex, Gemini CLI, OpenCode, Antigravity
- Actively maintained — repository updated in the last 30 days
- Its repository gained 6,625 GitHub stars over the last 52 days
Author
Topics
Frequently asked questions
- What does understand-diff do?
- Use when you need to analyze git diffs or pull requests to understand what changed, affected components, and risks
- How do I install understand-diff?
- Run /plugin marketplace add Egonex-AI/Understand-Anything in your agent, then reload your skills. Review the source at https://github.com/Egonex-AI/Understand-Anything before installing.
- Is understand-diff free to use?
- Yes. understand-diff is free and open source under the MIT license, so you can read, run, and adapt it within that license's terms.
- Which agents does understand-diff work with?
- understand-diff lists Claude Code, Codex, Gemini CLI, OpenCode, and Antigravity — named in its SKILL.md, its plugin marketplace or its repository topics. Skills use the portable SKILL.md format, so other agents that read that format may load it too.
- Where does understand-diff come from?
- understand-diff ships inside Egonex-AI/Understand-Anything, a repository that contains 10 catalogued skills in total. The repository's 83,527 GitHub stars apply to that whole collection, not to this skill on its own.