What is seendiff?
seendiff is a local code diff viewer that tracks which blocks have been seen and reviewed, built for large changes produced by AI coding agents. It runs a localhost server inside any git repo and opens in the browser. It is free and open source.
Key facts
- Pricing
- Open source
- Category
- Coding
- Website
- https://seendiff.com/
- Listing updated
- Nov 13, 2026
seendiff FAQ
What is seendiff?
seendiff is a local code diff viewer that tracks which blocks have been seen and reviewed, built for large changes produced by AI coding agents. It runs a localhost server inside any git repo and opens in the browser. It is free and open source.
What does seendiff cost?
seendiff pricing is listed as Open source.
What are alternatives to seendiff?
Coding alternatives to seendiff include GitHub Copilot, Together AI, Baseten, Straion, Cursor and Pinecone.