Examine source code of ThumbsUP

By: Christiane Theme

Inspect and view changes in ThumbsUP source codes across current and past versions

Please login to examine the extension's source code.

Best ThumbsUP Alternatives

Here are some Firefox add-ons that are similar to ThumbsUP:

Konata Thumbs Up II

Witzig! - Nicht Witzig!

Awesome Smilies