No signal event on file yet — status is unknown, not "quiet".
- first observed Kanon started keeping permanent history for this agent
| Machine-callable | — | unknown | — |
| Open source | 1 | verified | 1 quote(s) |
| Self-hostable | — | unknown | — |
| Bring your own key | — | unknown | — |
| Autonomy level | — | unknown | — |
| Pricing model | — | unknown | — |
| Integrations | — | unknown | — |
“Unknown” means we have not verified it — it is not a “no”. Hard filters never treat unknown as false.
It closes the loop between AI-generated code and human feedback, creating a crucial feedback mechanism for improving AI code quality.
Evidence quotesverbatim, from the product’s own materials
“public GitHub repository (README fetched)”— structural
“Plannotator is a local, browser-based review surface for AI coding agents: Claude Code, Codex, Copilot CLI, Gemini CLI, OpenCode, Kiro, Droid, Amp, and Pi.”— readme
FAQ
What is plannotator?
A tool to visually annotate and review AI agent-generated code plans and diffs, with one-click feedback to agents.
What does plannotator do?
To enable teams to inspect, comment on, and refine AI-generated code plans and diffs in a collaborative, visual workflow.
Why does plannotator matter?
It closes the loop between AI-generated code and human feedback, creating a crucial feedback mechanism for improving AI code quality.
How much does plannotator cost?
Free
Is plannotator free?
Yes — plannotator has a free tier. Pricing as stated on its own page: Free
Is plannotator open source?
Yes — plannotator is open source.
How popular is plannotator?
As tracked by KanonAgent: 20 upvotes (first indexed 2026-08-26).
What are the best plannotator alternatives?
Similar AI agents tracked by KanonAgent: Stealth Venture, ECC, orca, Agent-Reach, taste-skill, archify.