Annotate any website.
Instantly.
Draw shapes, drop notes, and mark up live pages — all saved locally, no account needed.
Everything you need.
Nothing you don't.
Powerful annotation tools that stay out of your way.
Drawing Tools
Rectangles, circles, and freehand pencil — with customizable colors and thickness.
Text Annotations
Drop editable, draggable, resizable text boxes anywhere on the page.
Auto-Saved Locally
Every annotation persists per URL using local storage. No cloud, no account.
Eraser Tool
Click any shape or stroke to remove it. Clean and precise.
Show / Hide
Toggle annotation visibility on any page with one click.
SPA Support
Works with React, Next.js, Vue, Angular — handles client-side routing.
Export & Import
Backup annotations as JSON. Move between machines. Share with teammates.
Dashboard
View all annotated sites grouped by domain. Search, sort, manage.
Privacy-First
No data leaves your browser. No tracking. No external servers.
Up and running in 30 seconds
Install
Add the extension from the Chrome Web Store
Activate
Click the icon and enable Site Marker on any page
Annotate
Draw, type, and mark up — annotations save automatically
Your toolkit, at a glance
Built for how you actually work
Design Review
Mark up staging sites with precise visual feedback. No more screenshot ping-pong.
QA & Bug Reporting
Circle bugs, annotate issues, and export as JSON for your tracker.
Client Feedback
Let clients annotate directly on the live site. Export and review.
Personal Notes
Bookmark and annotate pages for research, learning, or reference.
Where we're headed
Drawing tools, Text annotations, Local persistence, SPA support
Eraser tool, Dashboard, Annotation status, Auto-activate, Per-tab persistence
Shared annotations, Export/import, Lightweight sync, Role-based visibility, Annotation comments
Jira integration, Slack notifications, Cloud dashboard