Blogs:
b2 (Disabled) (website)
b2evolution(1.9.3) (website)
Nucleus(3.24) (website)
pMachine Free(2.3) (website)
WordPress(2.2.1) (website)

Portals/CMS:
Drupal(5.1) (website)
Geeklog(1.4.1) (website)
Joomla!(1.0.12) (website)
Mambo Open Source(4.6.2) (website)
PHP-Nuke(7.9) (website)
phpWCMS(1.1-RC4 Rev. A) (website)
phpWebSite(0.10.2) (website)
Post-Nuke(0.764) (visit site)
Siteframe(3.2.2) (website)
Typo3(4.1.1) (website)
Xoops(2.0.16) (website)

Customer Support:
Crafty Syntax Live Help(2.13.1) (website)
Help Center Live(2.1.2) (website)
osTicket(1.3.1) (website)
PerlDesk(3.09 [Patched-1]) (Commercial, needs license) (website)
PHP Support Tickets(1.9) (website)
Support Logic Helpdesk(1.2) (website)
Support Services Manager(1.0b) (website)

Discussion Boards:
Invision Board (Disabled) (website)
phpBB2(2.0.22) (website)
SMF(1.1.2) (website)
YaBBSE (Disabled) (website)

E-Commerce:
CubeCart (3.0.15) (website)
OS Commerce(2.2 MS2 (060817) + buySAFE) (website)
Zen Cart(1.3.7) (website)

FAQ:
FAQMasterFlex(1.51) (website)

Guestbooks:
ViPER Guestbook(X1.1) (website)

Hosting Billing:
AccountLab Plus(2.8 r11) (Commercial, needs license) (website)
phpCOIN(1.2.4) (website)

Image Galleries:
4images Gallery(1.7.4) (website)
Coppermine Photo Gallery(1.4.10) (website)
Gallery(2.2.1) (website)

Mailing List:
PHPlist(2.10.4) (website)

Polls and Surveys:
Advanced Poll(2.03) (website)
phpESP(1.8.2) (website)
PHPSurveyor(1.0) (website)

Project Management:
PHProjekt(5.2.2) (website)
dotProject(2.0.4) (website)

Site Builders:
Soholaunch Pro Edition (4.9.1 r10) (Commercial, needs license) (website)
Templates Express (website)

Wiki:
PhpWiki(1.2.10) (website)
TikiWiki(1.9.7) (website)

Other Scripts:
Dew-NewPHPLinks(2.0.1.0b SEF w/Thumbshots) (website)
Moodle(1.8) (website)
Noah’s Classifieds(1.3) (website)
Open-Realty(2.4.0) (website)
phpAdsNew(2.0.9-pr1) (website)
PHPauction(2.1) (website)
phpFormGenerator(2.09c) (website)
phpLinks (Disabled) (website)
WebCalendar(1.0.5) (website)