Userscripts.org

This script improves Google Mail's new look to be more neat and save space with additional keyboard shortcuts (set display density to compact) [all ads & feedback removed]

Download Youtube Videos (HD/HQ MP4, MP3, FLV, 3GP) and convert them to MP3, Dailymotion (HQ MP4, FLV), Megavideo (HD/HQ FLV) Google (HQ MP4, FLV), Yahoo (HQ MP4, FLV) Break (HQ MP4, FLV), Metacafe, Spike, Myspace, Facebook, Veoh, Current, Redtube ...

When composing an email, automatically selects your "From" address based on the email recipient(s).

Replace http:// with https:// in the address bar, to make sure you're using the SSL-encrypted version of a page. Only enable for pages that you know are SSL enabled.

Gmail's "Send mail as" feature is great, but for one thing: the From address field is unsorted, making life painful when you have more than a few accounts. This script sorts the list of options in the From field alphabetically, for pure send-as pl...

Dim Ads for Google Mail

Connect Toodledo Tasks with Google Docs, Evernote, Google Mail, Microsoft Office Live, Slideshare.net, Scribd.com, Youtube, Evernote and Dropbox!

Customize Gmail's custom theme even further with a background image, transparency, and more!

A simple script that uses a key press "S" to toggle the GMail searchbar. Inspired by this great script... http://userscripts.org/scripts/show/50486

For new version of Gmail: when viewing a message/conversation, the advertisement box on the right is removed and messages and reply box occupy the full width available. Long titles are optionally truncated.

This greasemonkey script automatically does CC and/or BCC of all your outgoing e-mails to specified addresses.

The script is to be used in conjunction with "Gmail - Seamless Integration (Google Calendar, Reader, Notebook, etc...) with Collapsible Inbox for Standard GMail and GMail Apps" to clean up the iframe contents.

This script loads the Google reader seamlessly into the gmail interface below the inbox (rather than the sidebar) using a gmail native navbox.

This script loads the Google calendar seamlessly into the gmail interface below the inbox (rather than the sidebar) using a gmail native navbox.

Style for Gmail2 inspired by Google Dark Blue Web Search

A simple script to make GMail work properly

Removes all but a given number of quotes from GMail's answer field.

Acces gmail.com from Germany

Hides selected labels from the Labels box.

Nothing special, just one line of code to remove the footer in gmail.

Reminds you to attach a file to your email if it appears that you have not.

Change the GMail Logo. Not compatible to new Gmail

Forces all mailto links to open in GMail

Overrides the "Map this" links that automatically show up in GMail when an email contains a US address and instead displays a MapQuest Maps

Add a "Unread/Read" button to Gmail's interface.