The top 5 Open Source Content Management Systems in the world.
Have a close look at how each one functions and the overall useability. It is one thing to find these easy to install another to make them sing and dance. BooYah!
| Last Updated | 2/20/2008 | 10/27/2008 | 10/24/2008 | 11/11/2008 | 7/25/2007 |
| System Requirements | Alfresco | DotNetNuke | Drupal | Joomla! | WordPress |
| Application Server | Most J2EE Application Servers. See: http://alfresco.com/services/support/stacks/ | IIS | PHP 4.3.5+ | Any that supports PHP (Apache recommended) | Apache recommended, any server that supports PHP and MySQL |
| Approximate Cost | $15,000 or $20,000/CPU/year (depending on SLA). Also per user pricing through Red Hat Exchange | Free | Free | Free | Free |
| Database | Most Hibernate supported DB's. See: http://alfresco.com/services/support/stacks/ | MS SQL Server 2000/2005/2008 | MySQL, Postgres | MySQL | MySQL version 4.0 or greater |
| License | GPL + FLOSS Exception | BSD (Modified) | GNU GPL | GNU/GPL v2 | GNU GPL |
| Operating System | Most common OS's. See:http://alfresco.com/services/support/stacks/ | Windows | Any | Any | OS Independent |
| Programming Language | Java with support for JavaScript and Freemarker | ASP.NET 2.0, VB.NET, C# | PHP | PHP | PHP version 4.2 or greater |
| Root Access | No | No | No | No | No |
| Shell Access | No | No | No | No | No |
| Web Server | Any (Can depend on applicatoin server) | IIS 5.0 & IIS 6.0 & IIS 7.0 | Apache, IIS | Apache | Apache, mod_rewrite |
| Security | Alfresco | DotNetNuke | Drupal | Joomla! | WordPress |
| Audit Trail | Yes | Limited | Yes | No | Limited |
| Captcha | No | Yes | Free Add On | Free Add On | No |
| Content Approval | Yes | Limited | Yes | Yes | Yes |
| Email Verification | No | Yes | Yes | Yes | Free Add On |
| Granular Privileges | Yes | Yes | Yes | No | Yes |
| Kerberos Authentication | Yes | No | No | No | No |
| LDAP Authentication | Yes | No | Free Add On | Yes | No |
| Login History | Yes | Yes | Yes | Yes | Free Add On |
| NIS Authentication | No | No | No | No | No |
| NTLM Authentication | Yes | Yes | Free Add On | No | No |
| Pluggable Authentication | Yes | Yes | Yes | Yes | Yes |
| Problem Notification | Yes | Yes | No | No | Free Add On |
| Sandbox | Yes | Yes | No | No | Limited |
| Session Management | Limited | Yes | Yes | Yes | Free Add On |
| SMB Authentication | Yes | No | No | No | No |
| SSL Compatible | Yes | Yes | Yes | Yes | Yes |
| SSL Logins | Limited | Yes | No | Yes | Free Add On |
| SSL Pages | No | Yes | No | Yes | Limited |
| Versioning | Yes | Limited | Yes | Free Add On | Free Add On |
| Support | Alfresco | DotNetNuke | Drupal | Joomla! | WordPress |
| Certification Program | Yes | Yes | No | No | No |
| Code Skeletons | Yes | Yes | Yes | No | No |
| Commercial Manuals | Yes | Yes | Yes | Yes | No |
| Commercial Support | Yes | Yes | Yes | Yes | No |
| Commercial Training | Yes | Yes | Yes | Yes | No |
| Developer Community | Yes | Yes | Yes | Yes | Yes |
| Online Help | Yes | Yes | Yes | Yes | Yes |
| Pluggable API | Yes | Yes | Yes | Yes | Yes |
| Professional Hosting | Yes | Yes | Yes | Yes | Yes |
| Professional Services | Yes | Yes | Yes | Yes | No |
| Public Forum | Yes | Yes | Yes | Yes | Yes |
| Public Mailing List | No | Yes | Yes | No | Yes |
| Test Framework | Yes | No | Free Add On | Yes | Yes |
| Third-Party Developers | Yes | Yes | Yes | Yes | Yes |
| Users Conference | Yes | Yes | Yes | Yes | Yes |
| Ease of Use | Alfresco | DotNetNuke | Drupal | Joomla! | WordPress |
| Drag-N-Drop Content | Limited | Yes | Free Add On | No | Yes |
| Email To Discussion | Yes | Costs Extra | Free Add On | Free Add On | Limited |
| Friendly URLs | Yes | Yes | Yes | Yes | Yes |
| Image Resizing | Yes | Free Add On | Free Add On | Yes | Limited |
| Macro Language | Yes | Yes | Free Add On | Yes | Free Add On |
| Mass Upload | Yes | Yes | Free Add On | Yes | Free Add On |
| Prototyping | Yes | Yes | Limited | Yes | No |
| Server Page Language | Yes | Yes | Yes | Yes | Yes |
| Site Setup Wizard | Limited | Yes | Limited | No | |
| Spell Checker | Free Add On | Free Add On | Free Add On | No | Free Add On |
| Style Wizard | No | No | Limited | No | No |
| Subscriptions | No | Yes | Free Add On | No | Yes |
| Template Language | Yes | Yes | Limited | Yes | No |
| UI Levels | Yes | Yes | No | Yes | Yes |
| Undo | Yes | Limited | Limited | No | Free Add On |
| WYSIWYG Editor | Yes | Yes | Free Add On | Yes | Yes |
| Zip Archives | Yes | Yes | No | No | Free Add On |
| Performance | Alfresco | DotNetNuke | Drupal | Joomla! | WordPress |
| Advanced Caching | Yes | Yes | Yes | Yes | Free Add On |
| Database Replication | Yes | No | Limited | No | No |
| Load Balancing | Yes | Yes | Yes | Yes | No |
| Page Caching | Limited | Yes | Yes | Yes | Free Add On |
| Static Content Export | Yes | Yes | No | No | Limited |
| Management | Alfresco | DotNetNuke | Drupal | Joomla! | WordPress |
| Advertising Management | No | Yes | Free Add On | Yes | No |
| Asset Management | Yes | Yes | Yes | Yes | Limited |
| Clipboard | Yes | Yes | No | No | No |
| Content Scheduling | Yes | Yes | Free Add On | Yes | Free Add On |
| Content Staging | Yes | Limited | Free Add On | No | No |
| Inline Administration | No | Yes | Yes | Yes | No |
| Online Administration | Yes | Yes | Yes | Yes | Yes |
| Package Deployment | Yes | Yes | No | No | No |
| Sub-sites / Roots | Yes | Yes | Yes | Yes | No |
| Themes / Skins | Yes | Yes | Yes | Yes | Yes |
| Trash | Yes | Yes | No | Yes | No |
| Web Statistics | No | Yes | Yes | Yes | Free Add On |
| Web-based Style/Template Management | Yes | Yes | Yes | Yes | Yes |
| Web-based Translation Management | Yes | Yes | Yes | Free Add On | Limited |
| Workflow Engine | Yes | Limited | Limited | No | No |
| Interoperability | Alfresco | DotNetNuke | Drupal | Joomla! | WordPress |
| Content Syndication (RSS) | Yes | Yes | Yes | Yes | Yes |
| FTP Support | Yes | Yes | Limited | Yes | Free Add On |
| iCal | No | Yes | Free Add On | No | |
| UTF-8 Support | Yes | Yes | Yes | Yes | Yes |
| WAI Compliant | Yes | Limited | Limited | No | Limited |
| WebDAV Support | Yes | Costs Extra | No | No | No |
| XHTML Compliant | Yes | Yes | Yes | No | Yes |
| Flexibility | Alfresco | DotNetNuke | Drupal | Joomla! | WordPress |
| CGI-mode Support | No | No | Yes | Yes | No |
| Content Reuse | Yes | Yes | Limited | Yes | No |
| Extensible User Profiles | Yes | Yes | Yes | Yes | No |
| Interface Localization | Yes | Yes | Yes | Yes | Yes |
| Metadata | Yes | Yes | Yes | Yes | Yes |
| Multi-lingual Content | Yes | Free Add On | Yes | Free Add On | Free Add On |
| Multi-lingual Content Integration | Yes | Free Add On | Free Add On | Free Add On | Free Add On |
| Multi-Site Deployment | Yes | Yes | Yes | Free Add On | No |
| URL Rewriting | Yes | Yes | Yes | Yes | Yes |
| Built-in Applications | Alfresco | DotNetNuke | Drupal | Joomla! | WordPress |
| Blog | No | Yes | Yes | Yes | Yes |
| Chat | No | Yes | Free Add On | Free Add On | Free Add On |
| Classifieds | No | Free Add On | Free Add On | Free Add On | Free Add On |
| Contact Management | No | Yes | Free Add On | Yes | Free Add On |
| Data Entry | No | Yes | Free Add On | Free Add On | No |
| Database Reports | No | Yes | No | Free Add On | No |
| Discussion / Forum | Yes | Yes | Yes | Free Add On | Free Add On |
| Document Management | Yes | Yes | Limited | Free Add On | No |
| Events Calendar | Yes | Yes | Free Add On | Free Add On | Free Add On |
| Events Management | No | Yes | Free Add On | Free Add On | No |
| Expense Reports | No | Costs Extra | No | Free Add On | No |
| FAQ Management | Yes | Yes | Yes | Yes | Free Add On |
| File Distribution | Yes | Yes | Free Add On | Free Add On | Free Add On |
| Graphs and Charts | No | Yes | No | Free Add On | No |
| Groupware | Yes | Costs Extra | Free Add On | Free Add On | No |
| Guest Book | No | Yes | Free Add On | Free Add On | Free Add On |
| Help Desk / Bug Reporting | No | Costs Extra | Free Add On | Free Add On | No |
| HTTP Proxy | No | Yes | No | No | No |
| In/Out Board | No | Costs Extra | No | No | No |
| Job Postings | No | Costs Extra | Free Add On | Free Add On | Free Add On |
| Link Management | Yes | Yes | Free Add On | Yes | Yes |
| Mail Form | No | Yes | Free Add On | Yes | Free Add On |
| Matrix | No | No | No | No | No |
| My Page / Dashboard | Yes | Yes | Free Add On | No | Yes |
| Newsletter | No | Yes | Free Add On | Free Add On | Free Add On |
| Photo Gallery | Yes | Yes | Free Add On | Free Add On | Free Add On |
| Polls | No | Yes | Yes | Yes | Free Add On |
| Product Management | No | Costs Extra | Free Add On | Yes | No |
| Project Tracking | No | Costs Extra | Free Add On | Free Add On | No |
| Search Engine | Yes | Yes | Yes | Yes | Yes |
| Site Map | Limited | Yes | Free Add On | Free Add On | Free Add On |
| Stock Quotes | No | Costs Extra | Free Add On | No | No |
| Surveys | No | Limited | Free Add On | Free Add On | Free Add On |
| Syndicated Content (RSS) | No | Yes | Yes | Yes | Yes |
| Tests / Quizzes | No | Costs Extra | Free Add On | Free Add On | Free Add On |
| Time Tracking | No | Costs Extra | Free Add On | No | Free Add On |
| User Contributions | Limited | Yes | Yes | Yes | Yes |
| Weather | No | Free Add On | Free Add On | Free Add On | Free Add On |
| Web Services Front End | Yes | Free Add On | Limited | Yes | Free Add On |
| Wiki | Free Add On | Yes | Free Add On | Free Add On | Free Add On |
| Commerce | Alfresco | DotNetNuke | Drupal | Joomla! | WordPress |
| Affiliate Tracking | No | Yes | Free Add On | Free Add On | No |
| Inventory Management | No | Costs Extra | Free Add On | Free Add On | No |
| Pluggable Payments | Free Add On | Yes | Free Add On | Free Add On | No |
| Pluggable Shipping | Free Add On | Costs Extra | Free Add On | Free Add On | No |
| Pluggable Tax | Free Add On | Costs Extra | Free Add On | Free Add On | No |
| Point of Sale | Free Add On | Costs Extra | No | Free Add On | No |
| Shopping Cart | Free Add On | Yes | Free Add On | Free Add On | No |
| Subscriptions | No | Yes | Free Add On | Free Add On | No |
| Wish Lists | No | Yes | Free Add On | Free Add On | No |
The NoOb Room 
![[af]](/plugins/content/plg_jatranslate/images/flags/af.png "afrikaans")
afrikaans ![[sq]](/plugins/content/plg_jatranslate/images/flags/sq.png "albanian")
albanian ![[ar]](/plugins/content/plg_jatranslate/images/flags/ar.png "arabic")
arabic ![[be]](/plugins/content/plg_jatranslate/images/flags/be.png "belarusian")
belarusian ![[bg]](/plugins/content/plg_jatranslate/images/flags/bg.png "bulgarian")
bulgarian ![[ca]](/plugins/content/plg_jatranslate/images/flags/ca.png "catalan")
catalan ![[zh]](/plugins/content/plg_jatranslate/images/flags/zh.png "chinese")
chinese ![[zh-CN]](/plugins/content/plg_jatranslate/images/flags/zh-CN.png "chinese simplified")
chinese simplified ![[zh-TW]](/plugins/content/plg_jatranslate/images/flags/zh-TW.png "chinese traditional")
chinese traditional ![[hr]](/plugins/content/plg_jatranslate/images/flags/hr.png "croatian")
croatian ![[cs]](/plugins/content/plg_jatranslate/images/flags/cs.png "czech")
czech ![[da]](/plugins/content/plg_jatranslate/images/flags/da.png "danish")
danish ![[nl]](/plugins/content/plg_jatranslate/images/flags/nl.png "dutch")
dutch ![[en]](/plugins/content/plg_jatranslate/images/flags/en.png "english")
english ![[et]](/plugins/content/plg_jatranslate/images/flags/et.png "estonian")
estonian ![[fi]](/plugins/content/plg_jatranslate/images/flags/fi.png "finnish")
finnish ![[fr]](/plugins/content/plg_jatranslate/images/flags/fr.png "french")
french ![[gl]](/plugins/content/plg_jatranslate/images/flags/gl.png "galician")
galician ![[de]](/plugins/content/plg_jatranslate/images/flags/de.png "german")
german ![[el]](/plugins/content/plg_jatranslate/images/flags/el.png "greek")
greek ![[iw]](/plugins/content/plg_jatranslate/images/flags/iw.png "hebrew")
hebrew ![[hi]](/plugins/content/plg_jatranslate/images/flags/hi.png "hindi")
hindi ![[hu]](/plugins/content/plg_jatranslate/images/flags/hu.png "hungarian")
hungarian ![[is]](/plugins/content/plg_jatranslate/images/flags/is.png "icelandic")
icelandic ![[id]](/plugins/content/plg_jatranslate/images/flags/id.png "indonesian")
indonesian ![[ga]](/plugins/content/plg_jatranslate/images/flags/ga.png "irish")
irish ![[it]](/plugins/content/plg_jatranslate/images/flags/it.png "italian")
italian ![[ja]](/plugins/content/plg_jatranslate/images/flags/ja.png "japanese")
japanese ![[ko]](/plugins/content/plg_jatranslate/images/flags/ko.png "korean")
korean ![[lv]](/plugins/content/plg_jatranslate/images/flags/lv.png "latvian")
latvian ![[lt]](/plugins/content/plg_jatranslate/images/flags/lt.png "lithuanian")
lithuanian ![[mk]](/plugins/content/plg_jatranslate/images/flags/mk.png "macedonian")
macedonian ![[ms]](/plugins/content/plg_jatranslate/images/flags/ms.png "malay")
malay ![[mt]](/plugins/content/plg_jatranslate/images/flags/mt.png "maltese")
maltese ![[no]](/plugins/content/plg_jatranslate/images/flags/no.png "norwegian")
norwegian ![[fa]](/plugins/content/plg_jatranslate/images/flags/fa.png "persian")
persian ![[pl]](/plugins/content/plg_jatranslate/images/flags/pl.png "polish")
polish ![[pt-PT]](/plugins/content/plg_jatranslate/images/flags/pt-PT.png "portuguese")
portuguese ![[ro]](/plugins/content/plg_jatranslate/images/flags/ro.png "romanian")
romanian ![[ru]](/plugins/content/plg_jatranslate/images/flags/ru.png "russian")
russian ![[sr]](/plugins/content/plg_jatranslate/images/flags/sr.png "serbian")
serbian ![[sk]](/plugins/content/plg_jatranslate/images/flags/sk.png "slovak")
slovak ![[sl]](/plugins/content/plg_jatranslate/images/flags/sl.png "slovenian")
slovenian ![[es]](/plugins/content/plg_jatranslate/images/flags/es.png "spanish")
spanish ![[sw]](/plugins/content/plg_jatranslate/images/flags/sw.png "swahili")
swahili ![[sv]](/plugins/content/plg_jatranslate/images/flags/sv.png "swedish")
swedish ![[tl]](/plugins/content/plg_jatranslate/images/flags/tl.png "tagalog")
tagalog ![[th]](/plugins/content/plg_jatranslate/images/flags/th.png "thai")
thai ![[tr]](/plugins/content/plg_jatranslate/images/flags/tr.png "turkish")
turkish ![[uk]](/plugins/content/plg_jatranslate/images/flags/uk.png "ukrainian")
ukrainian ![[vi]](/plugins/content/plg_jatranslate/images/flags/vi.png "vietnamese")
vietnamese ![[cy]](/plugins/content/plg_jatranslate/images/flags/cy.png "welsh")
welsh ![[yi]](/plugins/content/plg_jatranslate/images/flags/yi.png "yiddish")
yiddish 
