Plannotator is a plan review UI for Claude Code that intercepts ExitPlanMode via hooks, letting you approve or request changes with annotated feedback.
Watch the Demo
What is Plannotator?
When Claude Code generates a plan, Plannotator opens an interactive review UI in your browser. You can read through the plan, select text to annotate, and provide structured feedback — deletions, replacements, comments, and insertions — before approving or requesting changes.
Key Features
- Plan Review — Intercepts
ExitPlanModeand opens a rich annotation UI - Code Review — Run
/plannotator-reviewto review uncommitted changes with a diff viewer - Annotate — Run
/plannotator-annotateto annotate any markdown file - Sharing — Share plans and annotations via URL (no backend required)
- Obsidian Integration — Auto-save reviewed plans to your Obsidian vault
Getting Started
Check out the installation guide to get started with Plannotator in Claude Code or OpenCode.