Userscripts.org

If you hate Twitter t.co URL shortener and would like to see the full links in your timeline, this is the script for you.

Unshorten shortened urls (tinyurl.com, bit.ly etc.) on twitter and identica. You can see the actual url on the status bar, as you hover your mouse over the link.

Xpnd.it! can expand any tiny URL! We support more than 500 shortening services at a blazing-fast speed. Check the demo!

strip bit.ly, alturl, anturl and ripway link at kaskus forum

Automatically replaces URLs with Bit.ly-shortened URLs after you type them into Twitter.com or HootSuite. This uses a default API unless you specify a personal one through the Greasemonkey Menu.

To decode some short URLs and redirect automatically, when visit them, which blocked in China (e.g. BIT.LY). *** Only for people in China Mainland ***

自动展开短地址(免翻墙)。

Automatically replace any Tweet URL with bit.ly URL as you type or paste in a URL

Periscope lets you see what's on the other side of links from specific sites. When those sites are recognized in links, it appends additional text to the title tag for each link. You can see the result by hovering your mouse over those links.

Punch through shortened URLs, to unpack the link target.

Expands snipr, tinyurl.com, is.gd, zz.gd and bit.ly urls on Twitter and FriendFeed to show you where they're pointing.

Shows information about all bit.ly urls found on Twitter and other sites.