Tripfag-Finder

What it is:

Tripfag-Finder is an easy-to-use userscript for finding threads on /b/.
It works with Greasemonkey-compatible software, including Firefox, Google Chrome, and Opera.

How to get it:

Firefox

Simply install Greasemonkey, then download and install Tripfag-Finder.user.js by clicking on "Download Userscript" box.

Chrome

Click the "Add to Chrome" link to be directed to the Chrome Web Store