FoxAge5ch is a Firefox extension which helps you manage your favorite threads and check for updates. Major features are:
- Manages your favorites with a tree view in sidebar or window
- Automatic classification when adding a favorite thread
- Checks for updates of threads
- Searches a thread in a borad and finds the next thread
- Wizard for transferred boards
- Supports Machi BBS, Pink Channel, Sitaraba BBS.