Greasy Fork is available in English.
Adds shortcuts for last chapter and a floaty review box, sorts bookmarks by kudos (slow) and allows filter by complete only, download link to listing
< Feedback on AO3 Review + Last Chapter Shortcut + Kudos-sortable Bookmarks
A friend encountered an issue with this. While it tries to get the last page and download links for fics, it'll access the first chapter for the fics in a page. That puts all the fics in that page in your history.
I mostly use this for review box and sorting. They work well.