Blogs:

b2evolution (3.3.3-stable) (website)

Nucleus (3.51) (website)

WordPress (3.0) (website)

Portals/CMS:

Drupal (6.16) (website)

Geeklog (1.6.1) (website)

Joomla (1.0.15) (website)

Mambo Open Source (4.6.5) (website)

PHP-Nuke (8.0) (website)

phpWCMS (1.4.2 r345) (website)

phpWebSite (1.6.3) (website)

Post-Nuke (1.2.3) (website)

Siteframe (3.2.3) (website)

TYPO3 (4.3.3) (website)

Xoops (2.4.4) (website)

Customer Support:

Crafty Syntax Live Help (2.16.8) (website)

Help Center Live (2.1.7) (website)

osTicket (1.6.0) (website)

PerlDesk (4.012.2) (website)

PHP Support Tickets (1.9) (website)

Support Logic Helpdesk (1.2) (website)

Support Services Manager (1.0b) (website)

Discussion Boards:

phpBB2 (3.0.7-PL1) (website)

SMF (1.1.11) (website)

E-Commerce:

CubeCart (3.0.17) (website)

OS Commerce (2.2 Release Candidate 2a + buySAFE) (website)

Zen Cart (1.3.9d) (website)

FAQ:

FAQMasterFlex (1.51) (website)

Hosting Billing:

AccountLab Plus (2.8 r14) (website)

phpCOIN (1.6.5) (website)

Image Galleries:

4Images Gallery (1.7.7) (website)

Coppermine Photo Gallery (1.5.6) (website)

Gallery (2.3.1) (website)

Mailing List:

PHPlist (2.10.12) (website)

Polls and Surveys:

Advanced Poll (2.03) (website)

phpESP (2.1.1) (website)

Project Management:

dotProject (2.1.3) (website)

PHProjekt (6.0.1) (website)

Site Builders:

Soholaunch Pro Edition (4.9.3 r41) (website)

Templates Express (1.7) (website)

Wiki:

TikiWiki (4.3) (website)

PhpWiki (1.2.11) (website)

Other Scripts:

Dew-NewPHPLinks (2.0.1.0b SEF w/Thumbshots) (website)

Moodle (1.9.9) (website)

Noahs Classifieds (V8 (3.2.0)) (website)

Open-Realty (2.5.8) (website)

phpAdsNew (2.8.5) (website)

PHPauction (3.2) (website)

phpFormGenerator (2.09c) (website)

WebCalendar (1.2.1) (website)