The Web Developer add-on for Firefox adds a menu and a toolbar with various web developer tools.
| Website: | Web Developer |
| Cost: | Free |
| Availability: | Download – Windows, Mac OS |
| Top 100 Tools 2012: | - |
| Top 100 Tools 2011: | - |
| Top 100 Tools 2010: | - |
| Top 100 Tools 2009: | - |
| Top 100 Tools 2008: | - |
| Top 100 Tools 2007: | 72= |
Comments from those that selected Web Developer as one of their Top Tools
- “Great extension for Firefox that should be available in every other browser. It’s useful for debugging XHTML/CSS sites. Greatest timesaver is a feature that allows me to create CSS quickly LIVE without reloading pages” Teemu Arina
- ”The Web Developer toolbar is my favorite!” B J Schone
