The best replacement for bookmarks is favorites.

The best alternatives to bookmarks are rated as following:
★★★★★  favorites
★★  delicious
★★  reading list
★  bookmarks
★  yahoo bookmarks
★  collections
★  favourites
★  diigo
★  pinboard
★  tags
★  google bookmarks
  xmarks
  collections safari
  bookmarks bar

Your alternative for bookmarks is not listed? Suggest!
Speaking about bookmarks, one probably shouldn't forget about firefox.

Other search terms related to bookmarks and their ratings are:
★★★★★ firefox
★★★ yahoo toolbar
You have in mind a companion for bookmarks and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of bookmarks in all years. Click on graph for more.
bookmarks
favorites
delicious