Browser Add-ons
Bookmarklets (no installation, just drag-and-drop, available for all browsers)
- Diigolet, bookmark, highlight, sticky note, share. Recommended for new users
- Web Highlighter for iPad Safari, bookmark, highlight, sticky note, share.
- Simple Bookmarklet, nothing but bookmark.
- Read Later, mark a link to read later, and close the tab.
Mobile and Desktop Apps
- Diigo Browser for iOS. Bookmark to Diigo with annotation and offline reading.
- Diigo for Android, access my library and add notes.
- Quick Note on Mac, take quick note on Mac.
Web Services
- Save by Email, save links and notes by email.
- Import bookmarks, from browser, from Delicious.
- Export your library.
- Diigo API
- Publish to Blog, publish annotations as blog posts easily.
- Tagrolls, show your tag cloud on blog.
- Enhanced Linkrolls, show your bookmarks and annotations on blog.
- "Add to Diigo" Widget
- Save to delicious, automatically cross-post to your delicious account.
- Auto blog post, automatically post your bookmarks to blog, weekly or daily.
- Save Favorite Tweets, automatically save your favorite tweets to Diigo.