Makes "mailto" links open in your favorite web-based email account, instead of a pop-3 client (like Outlook, Eudora, Thunderbird, etc.) Supports Gmail, Yahoo Mail, and Google Apps Mail. [UPDATED (Again)!](Bug Fix)

Improves page titles on YouTube, and adds the favicon everywhere.

Access recent conversations in one painless click.

See from your inbox what kind of attachment an email has

Adds links to DuggMirror, Coral Cache, DuggBack and Archive.org wayback machine to every story. What separates this from the rest is that it's better integrated with digg: it's displayed beneath every digg-button.

Adds recently played information in various places around Last.fm

Produce cleaner code for embedding video

Clean | White Gmail - Upadated! Now with "User Script Command" Options :)

sorta like a port from gMail Air, for iGoogle

Reloads .com pages as the UK equivalent (.co.uk) [very adaptable]

_Not_ updated for current Gmail version

Reveals destination URLs hidden by TinyURL

Extra (customizable) keyboard shortcuts and macros.