A Claude Code-built review tool for Markdown files
The Reddit poster says they built a Markdown review tool with Claude Code. The tool opens .md files from GitHub and lets teams review them with comments, replies, and mentions, similar to Google Docs. The poster says users can paste a GitHub URL, edit the document, and send changes back as a PR. They also say Claude Code and other MCP-aware agents can take part in the review.
Key points
- The poster says they built a tool called markupmarkdown with Claude Code over a couple of days.
- It can open .md files from GitHub, according to the post.
- It offers Google Docs-style comments, threaded replies, and @ mentions.
- Users can edit a document and send the result back as a PR.
- It includes an MCP server so Claude Code or other MCP-aware agents can join the review.
Quick term guide
- Markdown
- A simple text format for headings, lists, links, and other basic document structure.
- Google Docs
- Google’s online document writing tool.
- Solo makers
- People who build and launch their own products or services entirely on their own.
- release notes
- A short record of what changed in a software update.
- workflow
- A repeatable set of steps for getting a task done.
- access control
- Rules that decide who is allowed to use something.
- tool call
- One time an AI agent uses a tool, such as search, calculation, or file reading.
- MCP server
- A server that helps AI tools connect to outside services in a standard way.