Super Sticker от Pradeep Mishra

Super Sticker lets you attach persistent sticky notes to any element on any webpage.

HOW IT WORKS
• Click the extension icon and select "Add Note"
• Hover over any element to highlight it
• Click to attach a note
• Type your note and save
• Notes persist and you can see all notes by clicking Show Notes when you revisit the page

FEATURES
• Attach Notes to Elements — Target specific page elements, not just the page itself
• Persistent Storage — Notes are saved locally and restored on page revisit
• Smart Positioning — Notes automatically adjust to avoid viewport edges
• Orphan Notes Panel — Access notes for removed/changed elements via a collapsible panel
• Glassmorphism Design — Modern frosted glass aesthetic
• Keyboard Shortcuts — Alt+Shift+A to add, Alt+Shift+V to toggle visibility, Escape to cancel

KEYBOARD SHORTCUTS
• Alt + Shift + A: Enter Add Note mode
• Alt + Shift + V: Toggle note visibility
• Escape: Exit selection mode / Cancel editing

PRIVACY
• All notes are stored locally in your browser
• No data is sent to external servers
• No tracking or analytics

Open source: https://github.com/pradeep-mishra/sticker