Web Annotator

Tracking since Apr 1, 2026.

Changelog

• May 7, 2026
  description

  Web Annotator is a powerful yet simple tool for annotating any web page. Perfect for researchers, students, and anyone who wants to mark up important information while browsing.
  
  **Key Features:**
  
  - **Text Highlighting** - Select any text and highlight it with 4 beautiful colors (yellow, green, blue, red)
  - **Sticky Notes** - Add floating notes anywhere on the page to jot down your thoughts
  - **Persistent Storage** - Your annotations are automatically saved and restored when you revisit the page
  - **Markdown Export** - Export all your highlights and notes as a clean Markdown file
  - **Cross-paragraph Support** - Highlight text that spans multiple paragraphs
  - **Keyboard Shortcuts** - Quick access with Ctrl/Cmd + Shift + H for highlighting
  - **Dark Mode Friendly** - Highlights remain readable on both light and dark themed websites
  - **Multi-language Support** - Available in English and Japanese
  
  **How to Use:**
  
  1. Select text on any webpage to see the floating toolbar
  2. Click the highlighter icon or press Ctrl/Cmd + Shift + H to highlight
  3. Alt + Double-click anywhere to add a sticky note
  4. Ctrl/Cmd + Click on a highlight to remove it
  5. Click the extension icon to manage all annotations and export to Markdown
  
  **Privacy First:**
  All your data is stored locally on your device. Nothing is sent to external servers. Your annotations stay private.
  
  **Perfect for:**
  - Academic research and note-taking
  - Reading and studying online articles
  - Bookmarking important information
  - Collaborative document review
  - Personal knowledge management

  ## Detailed Description (English)
  
  Web Annotator is a powerful yet simple tool for annotating any web page. Perfect for researchers, students, and anyone who wants to mark up important information while browsing.
  
  **Key Features:**
  
  - **Text Highlighting** - Select any text and highlight it with 4 beautiful colors (yellow, green, blue, red)
  - **Sticky Notes** - Add floating notes anywhere on the page to jot down your thoughts
  - **Bulk Text Import (NEW in v1.1.0)** - Paste a list of texts (Markdown bullets, comma-separated, or line-separated) and have the extension automatically find and highlight (or attach sticky notes to) every occurrence on the page
  - **Persistent Storage** - Your annotations are automatically saved and restored when you revisit the page
  - **Markdown Export** - Export all your highlights and notes as a clean Markdown file
  - **Cross-paragraph Support** - Highlight text that spans multiple paragraphs
  - **Keyboard Shortcuts** - Quick access with Ctrl/Cmd + Shift + H for highlighting
  - **Auto Theme Adaptation (NEW in v1.1.0)** - Highlight colors automatically adjust between light and dark themed pages so text always stays readable (WCAG AA contrast)
  - **Multi-language Support** - Available in English and Japanese
  
  **How to Use:**
  
  1. Select text on any webpage to see the floating toolbar
  2. Click the highlighter icon or press Ctrl/Cmd + Shift + H to highlight
  3. Alt + Double-click anywhere to add a sticky note
  4. Ctrl/Cmd + Click on a highlight to remove it
  5. Click the extension icon to manage all annotations and export to Markdown
  
  **Importing Texts (NEW):**
  
  1. Click the extension icon to open the popup
  2. Expand the "Import texts" section
  3. Paste a list in any of these formats:
     - Markdown list: `- foo`, `* bar`, `1. baz`
     - Comma-separated: `foo, bar, baz` (full-width `、` also supported)
     - One per line (no markers required)
  4. Choose **Highlights** or **Notes** mode, pick a color, then click **Import**
  5. Every matching occurrence on the page is annotated at once
  
  **Privacy First:**
  All your data is stored locally on your device. Nothing is sent to external servers. Your annotations stay private.
  
  **Perfect for:**
  - Academic research and note-taking
  - Reading and studying online articles
  - Bookmarking important information
  - Collaborative document review
  - Personal knowledge management
  - Reviewing a list of terms / quotes against any web page

Permissions & access

Permissions

storagealarms

Host access

<all_urls>

Screenshots

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