Forum Website/Software

• phpBB2
  Powerful, and full-featured discussion forum or bulletin board web application.
  
  
• SMF
  Elegant. Effective. Powerful. SMF is all of these and more. A next-generation community web application.
  
  

• b2evolution
  A blog script featuring multiple blogs, categories/sub-categories, skins, search function, multiple languages, search engines friendly URLs.
  
  
• Nucleus
  A powerful blog script featuring multiple blogs, multiple authors, drafts and future posts, bookmarklets.
  
  
• WordPress
  WordPress is a personal publishing tool with focus on aesthetics and featuring cross-blog tool, password protected posts, importing, typographical niceties, multiple authors, bookmarklets.
  

Content Management System/Portals

Drupal Powerful, and full-featured content management system. Geeklog A sleek portal system with a wide range of powerful modules. Joomla 1.5 Powerful and widely-used portal software with thousands of plugins to extend its features. Joomla The most widely used version of Joomla. Mambo Another powerful CMS, fairly similar to Joomla in features and structure. PHP-Nuke An easy-to-use, powerful and full-featured web portal system.

phpWCMS A CMS that provides flexibility between layout and content. phpWebSite A simple and easy-to-use CMS. Post-Nuke An easy-to-use CMS, with focus on flexibility and security. Siteframe a flexible, extensible community content-management system that supports images and multiple document types. TYPO3 A CMS that features dynamic graphical menus and different templates. Xoops This is a dynamic and extensible CMS, with object-oriented structure.

• Moodle
  A course management system designed to help educators create quality online courses. Available in 34 languages and features a WYSIWYG HTML editor. The teacher has full control over all settings for a course. There is a flexible array of course activities (Forums, Journals, Quizzes, Resources, Choices, Surveys, Assignments, Chats, Workshops), user logging and tracking, mail integration and much more.
  
  

• Advanced Poll
  Advanced Poll is a polling system with powerful administration tool. It features: multiple polls, templates, unlimited options, and multi-language support.
  
  
• LimeSurvey
  An open source online survey application. It enables users to develop, publish and collect responses to surveys. Surveys can include branching, custom preferred layout and design (using a web template system), and can provide basic statistical analysis of survey results. Surveys can be public, or can be strictly controlled through the use of "once-only" tokens for each survey participant.
  
  
• phpESP
  PhpESP is an effective, capable, web-based survey application that enables businesses to create complex and advanced surveys, view results in real time, and carry out advanced analysis.
  
  

eCommerce / Shopping Cart Software

• CubeCart
  An easy to use yet powerful shopping cart featuring unlimited categories and products, multiple payment gateways, downloadable products. The design is very easy to modify.
  
  
• OS Commerce
  A power-user shopping cart with a big variety of modules and support of almost every payment gateway. A big developers community is ready to offer custom solutions depending on your needs.
  
  
• Zen Cart
  Zen Cart truly is the art of e-commerce; a free, user-friendly, open source shopping cart system. The software is being developed by group of like-minded shop owners, programmers, designers, and consultants that think e-commerce could be and should be done differently.
  
  

• 4Images Gallery
  An Image Gallery system featuring unlimited categories/subcategories, web-based and FTP images upload, auto-thumbnails, comments, send a picture, rate a picture, random pictures, extensive administration panel.
  
  
• Coppermine Photo Gallery
  An Image Gallery system featuring categories and albums, thumbnails and intermediate size pics, search feature, new and random pictures, user management (private galleries, groups), user comments, e-cards feature, slideshow viewer.
  
  
• Gallery
  An Image Gallery system featuring albums within albums, thumbnailing specific picture area, captions, rotate, reorder pictures, album-based attributes, album mirroring.
  
  

• Open-Realty
  Real Estate listing system featuring attachments, flexible search, and template system. It allows a listing of properties offered for lease or purchase.
  
  

• PhpWiki
  PhpWiki is a web site where anyone can edit the pages through an HTML form. Linking is done automatically on the server side; all pages are stored in a database.
  
  
• TikiWiki
  TikiWiki is designed to be an international, clean and extensible Content Management System and Groupware that can be used to create all sorts of web applications, sites, portals, intranets and extranets. TikiWiki also works great as a web-based collaboration tool. TikiWiki has a lot of native options and sections that you can enable/disable as you need them.TikiWiki is designed to be an international, clean and extensible Content Management System and Groupware that can be used to create all sorts of web applications, sites, portals, intranets and extranets. TikiWiki also works great as a web-based collaboration tool. TikiWiki has a lot of native options and sections that you can enable/disable as you need them.
  
  

• PHPauction
  An online auctioning system featuring email notification of bids, attachments, reserve price, minimum bids, standard and dutch auctions, bid history, send auction to a friend, highest bids, auctions ending soon.
  
  

Classified Adverts System

• Noahs Classifieds
  A classifieds system featuring categories and subcategories in unlimited depth, image upload for categories and classifieds, variable fields per categories, customizable email notifications, locking categories, classifieds approval, auto-thumbnail generation, classifieds management by user, send classified to a friend.
  
  
• phpAdsNew
  A highly professional complete ad server featuring different types of ads, display based on keywords, zones, hour of the day, day of the week, extensive statistics, client statistics.
  
  

• Crafty Syntax Live Help
  A Live Help chat system featuring monitor your visitors, proactively open a chat session, multiple chat sessions, referer tracking, page view tracking, multiple operators, canned responses/images/URLs, multiple departments each with different icons, leave a message.
  
  
• Help Center Live
  Very powerful all-in-one help center including Live Help, Support Tickets and FAQ. Features include unlimited operators/departments, monitor visitors, initiate chat, collect visitor's information, track visitor's footprint, autosave chat transcripts, canned messages, leave a message, auto-assign tickets to operators, unlimited FAQ topics.
  
  
• osTicket
  A Support Tickets system featuring email piping, pop3 login, unlimited email addresses, admin/staff/user panels, avoid autoresponder loops, limit maximun tickets user can have opened, accept attachments and limit size, pager alerts for admin.
  
  
• PerlDesk
  PerlDesk is a feature packed browser based help desk and email management application designed to streamline the operation of managing emails, support tickets and customer comminications, with built in tracking and response logging it is an ideal help desk solution for companies with one or more members of staff or for those who want to organise client communications.
  
  
• PHP Support Tickets
  A simple, one-admin Support Tickets system featuring self-registering, emailing to admin, attachments.
  
  
• Support Logic Helpdesk
  A Support Tickets system featuring multiple email addresses, admin/staff/user panels, canned responses, HTML tags support, email limit on a per user/day basis, attachments.
  
  

• FAQMasterFlex
  A powerful FAQ system with unlimited categories, questions and answers, along with web-based administration.
  
  

Project Management System

• dotProject
  Project Management featuring companies, projects, tasks (with Gantt charts), forums, files, calendar, contacts, tickets/helpdesk, language support, user/module permissions, themes.
  
  
• PHProjekt
  Project Management featuring optional group system, privileges, calendar, contacts, time card, projects, chat, forum, request tracker, mail client, files, notes, bookmarks, to-do list, reminder, voting, language support.
  
  

• phpCOIN
  A full billing/invoicing application, perfect for webhosting resellers.
  
  
• AccountLab Plus
  AccountLab is a billing application for web hosting providers. It comes with the capability to lookup over 180 TLD's, have unlimited hosting plans, offer monthly, quarterly, six monthly and yearly payment options, handle tax. AccountLab works with PayPal, WorldPay (FuturePay), NoChex, 2checkout and offline payments such as checks or bank transfer. Use requires payment to developers for licensing.
  
  
• PHPlist
  A powerful mailing list featuring multiple mailing lists and attachments.
  
  
• Soho Launch Pro Edition
  Soho is a beginner-friendly and expert-flexible website-building application. An arsenal of cooperative tools to help you build twice the website in half the time. Use requires payment to developers for licensing.
  
  
• Templates Express
  Use Templates Express to install static templates to your website. You will need to use FTP and edit the html files, replacing the default text with your own text. Standard information like title, name, address and similar will be collected during installation and placed into the installed template in the appropriate locations.
  
  
• Dew-NewPHPLinks
  A Link Directory featuring categories, reviews, popular links, new links, links approval.
  
  
• phpFormGenerator
  A form generator featuring up to 100 form fields, all kind of input fields incl. file upload, customizable fields attributes, send submitted data to an email address or store them in a database, admin panel.
  
  
• WebCalendar
  A very powerful webcalendar featuring private and public calendars.