Installation procedure takes seconds and can be performed by novices without the need of setting up MySQL databases, importing structure, chmoding files and without the need of other tasks usually associated with installations:

Blogs:
b2evolution (1.10.2) (website)
Nucleus (3.24) (website)
pMachine Free (2.3) (website)
WordPress (2.3.1) (website)
 

Portals/CMS:
Drupal (5.3) (website)
Geeklog (1.4.1) (website)
Joomla! (1.0.13) (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 (2.14.4) (website)
Help Center Live (2.1.4) (website)
osTicket (1.3.1) (website)
PHP Support Tickets (1.9) (website)
Support Logic Helpdesk (1.2) (website)
Support Services Manager (1.0b) (website)
 

Discussion Boards:
phpBB2 (2.0.22) (website)
SMF (1.1.3) (website)

E-Commerce:
CubeCart (3.0.17) (website)
OS Commerce (2.2 MS2 (060817) + buySAFE) (website)
Zen Cart (1.3.7.1) (website)
 

FAQ:
FAQMasterFlex (1.51) (website)
 

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

Hosting Billing:
AccountLab Plus (2.8 r14) (Commercial, needs license) (website)
phpCOIN (1.2.5) (website)

Image Galleries:
4images Gallery (1.7.4) (website)
Coppermine Photo Gallery (1.4.12) (website)
Gallery (2.2.2) (website)
 

Mailing List:
PHPlist (2.10.5) (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)
 

Site Builders:
Templates Express (website)
 

Wiki:
PhpWiki (1.2.10) (website)
TikiWiki (1.9.8.3) (website)
 

Other Scripts:
Dew-NewPHPLinks (2.0.1.0b SEF w/Thumbshots) (website)
Moodle (1.8.2) (website)
Noah’s Classifieds (1.3) (website)
Open-Realty (2.4.1) (website)
phpAdsNew (2.0.9-pr1) (website)
PHPauction (2.1) (website)
phpFormGenerator (2.09c) (website)
WebCalendar (1.0.5) (website)