Most used web applications per category
reCAPTCHA 
Disqus 
phpMyAdmin 
phpDocumentor 
DreamWeaver 
cufon 
cPanel 
Get Satisfaction 
vBulletin 
Coppermine 
YouTube 
Magento 
MediaWiki Top 10 most used web applications overall
| # | Application | Category |
|---|---|---|
| 1 |
Google Analytics
|
Analytics |
| 2 |
jQuery
|
JavaScript frameworks |
| 3 |
WordPress
|
Blogs, CMS |
| 4 |
SWFObject
|
Miscellaneous |
| 5 |
MooTools
|
JavaScript frameworks |
| 6 |
Quantcast
|
Analytics |
| 7 |
Prototype
|
JavaScript frameworks |
| 8 |
Microsoft ASP.NET
|
Web frameworks |
| 9 |
AddThis
|
Widgets |
| 10 |
jQuery UI
|
JavaScript frameworks |
