Gmail POP3 Checker
This is a user script you can download and install into both Chrome and Firefox which allows you to change the settings in Gmail so that your external accounts POP3 faster than the default of once every hour.
Google Play with Last.fm
This is a user script you can download and install into both Chrome and Firefox which allows you to scrobble and love currently playing tracks to Last.fm.
There are some additional features the script allows you to do within Google Play which are not part of Last.fm, but add value to overall experience.
Consisting of elderly terms, meanings and definitions, Elder Dictionary brings you old-time vocabulary in a presentable and creative way. This user contributed dictionary is sure to please Ma’, the Old-Man, and the little Whipper-Snappers alike. So check it out, and I’m sure you’ll learn a thing or two.