Userscripts.org

Works out the height of a geocache in metres above sea level and adds it alongside the coordinates on the geocache listing.

Adds an item to the menu in Google Maps to show the height in metres above sea level of the position at the map centre.

Resizes the window of the Strato Communicator

Prevents images from being larger than the window so they can be seen in full

Several customizable options. Special support for Userscripts.org (new interface, fix for pre tags, and allows you to hide the install warning box and footer) Changes text fields, buttons, links, selects, and text areas.