Userscripts.org

Shows the number of unread Gmail messages in the FavIcon in your Firefox tab.

Audio & Favicon alerts for New Mails or Chat msgs. (Cross-browser compatible!)

Tweaks to Google+ (Google "Plus") - Toggle comments, image previews, mute button, favicon alerts, full width, fixed navigation, thumbnails only, etc.

v1.5.4 - Google search results formatted how you like. Now directly compatible with Opera and Chrome

Working combo-mod of Wooley's Gmail Favicon Alerts 3 & Santosa's Gmail Favicon Alerts.txt because neither alone worked in Chrome for me.

FAVICONS to New Delcious (AVOS): near each "Links" title, adds it's favicon(Tweak of "Favilink").

增强百度搜索,支持Firefox, Opera, chrome。修正因百度改版而不能用的问题

Fix Youtube's favicon!

change twitter favicon to user icon

Makes the tape-skull transparent

Alerts you to the number of unread items in Google Reader.

Changes Gaia's favicon into the wing symbol.

Alerts you to the status of your Gmail Inbox through distinct Favicons.

[Broken, read description] A script to add favicons next to posted links on delicious.com

v2.0.0.20100911dev: added wikipedia module

Replaces the Remember the Milk favicon with one designed by Tyler Sticka.

passt den Orange-Part des Favicons dem Farbschema an

Adds a favicon to the "from Some Blog Name" line when viewing entries from more than one feed in Google Reader. Makes it easier to tell what feed an entry is from.

Adds favicons to feeds and entries

Automatically decorates the Google Reader subscription list with icons corresponding to the website from which each feed originates. This replicates an effect currently available in other feed-readers such as Bloglines.

Renames the 'Boards' link to 'Boards' instead of whatever else it might be named for endoftheinter.net - formally known as luelinks.net

Uses the old lueshi icon for endoftheinter.net - formally known as luelinks.net

Update of the script from henrah for the new version of Google Reader.

Brings you ALL Google favicons. Using greasemonkey menu, you could change them in cyclic ordering

Replaces the Google favicon with one designed by Tyler Sticka. Tweak of "Google's Old Favicon" script.

в постах и комментариях, при наведении на ссылку мышкой, появляется лого сайта (favicon) теперь работает и для leprosorium.ru

Replaces the Facebook favorites-icon with the one provided by the application you're using. Now you know which tabs contain your apps and which ones are actually good, old Facebook!

This adds a custom FavIcon to Todoist.com, so you don't have to look at the horrible one Todoist uses now. The icon is stored as Base64-encoded data, so the image doesn't need to be accessed remotely.

Any image in an anchor on angadi.org will be rewritten (and displayed) as a IMG tag. Also adds Calvin and Hobbes. By William Rawls and Alan Hogan

Highlights external links on any page with a helpful icon so you always know when you're about to leave a page, and have some idea of where you're going.