Spotnote is listed as Open Source. Check https://github.com/harukikuri/spotnote for the current plan limits, as vendors change pricing frequently.

Spotnote

Q: What is Spotnote?

Spotnote is a code AI tool listed on Use AI Tools. Spotnote is a Vite plugin for giving UI feedback to coding agents. Instead of describing a visual bug in words, you annotate the running dev server and the note reaches the agent with the context it needs.

Q: What is Spotnote best for?

Spotnote is commonly used for Front-end developers working with coding agents, Teams where design feedback loses precision in chat, Vite projects of any size. It supports English.

Code🔥 Intermediate✅ Global access

Front-end developers working with coding agentsTeams where design feedback loses precision in chatVite projects of any size

Open SourceEnglish

Spotnote is a Vite plugin for giving UI feedback to coding agents. Instead of describing a visual bug in words, you annotate the running dev server and the note reaches the agent with the context it needs.

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Community Rating

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🎯 Real-World Use Cases

Pointing at a visual bug

Annotate the element that is wrong rather than describing its position.

Faster fix loops

Cut the round trips spent clarifying which component was meant.

Design review handoff

Pass reviewer comments into the agent's context directly.

⚖️ Honest Review

✅ Pros

+Removes the worst part of describing UI bugs in text
+Installs as a Vite plugin
+Open source

⚠️ Cons

−Vite only
−New plugin with a small community

📚

Guides and comparisons about code tools

Multiple coding agent sessions running side by side on a screen

CodeOct 20, 2026