November 21st, 2007
DotNetNuke Vs. Joomla! The Nitty Gritty
| System Requirements | DotNetNuke | Joomla! |
| Application Server | IIS | Apache,PHP,MySQL |
| Approximate Cost | Free | Free |
| Database | MSSQL 2005/2000, MSSQL Express 2005, MSDE | MySQL |
| License | BSD (Modified) | GNU GPL |
| Operating System | Windows | Any |
| Programming Language | ASP.NET 2.0, VB.NET | PHP |
| Root Access | No | No |
| Shell Access | No | No |
| Web Server | IIS 5.0 & IIS 6.0 & IIS 7.0 | Apache |
| Security | DotNetNuke | Joomla! |
| Audit Trail | Limited | No |
| Captcha | Yes | Yes |
| Content Approval | Limited | Yes |
| Email Verification | Yes | Yes |
| Granular Privileges | Yes | No |
| Kerberos Authentication | Free Add On | No |
| LDAP Authentication | No | Optional Plug In |
| Login History | Yes | Yes |
| NIS Authentication | No | No |
| NTLM Authentication | Yes | No |
| Pluggable Authentication | Yes | No |
| Problem Notification | Yes | No |
| Sandbox | Yes | No |
| Session Management | Yes | Yes |
| SMB Authentication | No | No |
| SSL Compatible | Yes | No |
| SSL Logins | Yes | No |
| SSL Pages | Yes | No |
| Versioning | Limited | Yes |
| Support | DotNetNuke | Joomla! |
| Certification Program | Yes | No |
| Code Skeletons | Yes | No |
| Commercial Manuals | Yes | Yes |
| Commercial Support | Yes | Yes |
| Commercial Training | Yes | Yes |
| Developer Community | Yes | Yes |
| Online Help | Yes | Yes |
| Pluggable API | Yes | Yes |
| Professional Hosting | Yes | Yes |
| Professional Services | Yes | Yes |
| Public Forum | Yes | Yes |
| Public Mailing List | Yes | No |
| Test Framework | Yes | No |
| Third-Party Developers | Yes | Yes |
| Users Conference | Yes | Yes |
| Ease of Use | DotNetNuke | Joomla! |
| Drag-N-Drop Content | Yes | No |
| Email To Discussion | Costs Extra | Optional Plug In |
| Friendly URLs | Yes | Yes |
| Image Resizing | Free Add On | Yes |
| Macro Language | Yes | Yes |
| Mass Upload | Yes | No |
| Prototyping | Yes | Yes |
| Server Page Language | Yes | Yes |
| Site Setup Wizard | No | |
| Spell Checker | Free Add On | Yes |
| Style Wizard | Yes | Yes |
| Subscriptions | Yes | Add On |
| Template Language | Yes | Yes |
| UI Levels | Yes | Yes |
| Undo | Limited | Yes |
| WYSIWYG Editor | Yes | Yes |
| Zip Archives | Yes | No |
| Performance | DotNetNuke | Joomla! |
| Advanced Caching | Yes | Yes |
| Database Replication | No | No |
| Load Balancing | Yes | No |
| Page Caching | Yes | Yes |
| Static Content Export | Yes | No |
| Management | DotNetNuke | Joomla! |
| Advertising Management | Yes | Yes |
| Asset Management | Yes | Yes |
| Clipboard | Limited | No |
| Content Scheduling | Yes | Yes |
| Content Staging | Yes | No |
| Inline Administration | Yes | Yes |
| Online Administration | Yes | Yes |
| Package Deployment | Yes | No |
| Sub-sites / Roots | Yes | Yes |
| Themes / Skins | Yes | Yes |
| Trash | Yes | Yes |
| Web Statistics | Yes | Yes |
| Web-based Style/Template Management | Yes | Yes |
| Web-based Translation Management | Yes | Optional Plug In |
| Workflow Engine | Free Add On | Optional Plug In |
| Interoperability | DotNetNuke | Joomla! |
| Content Syndication (RSS) | Yes | Yes |
| FTP Support | Yes | Optional Plug In |
| iCal | No | |
| UTF-8 Support | Yes | Limited |
| WAI Compliant | Limited | No |
| WebDAV Support | Limited | No |
| XHTML Compliant | Yes | No |
| Flexibility | DotNetNuke | Joomla! |
| CGI-mode Support | No | No |
| Content Reuse | Yes | Yes |
| Extensible User Profiles | Yes | Yes |
| Interface Localization | Yes | Yes |
| Metadata | Yes | Yes |
| Multi-lingual Content | Free Add On | Optional Plug In |
| Multi-lingual Content Integration | Free Add On | Optional Plug In |
| Multi-Site Deployment | Yes | Optional Plug In |
| URL Rewriting | Yes | Yes |
| Built-in Applications | DotNetNuke | Joomla! |
| Blog | Yes | Yes |
| Chat | Free Add On | Optional Plug In |
| Classifieds | Free Add On | Optional Plug In |
| Contact Management | Yes | Yes |
| Data Entry | Yes | Optional Plug In |
| Database Reports | Yes | Optional Plug In |
| Discussion / Forum | Yes | Optional Plug In |
| Document Management | Yes | Optional Plug In |
| Events Calendar | Yes | Optional Plug In |
| Events Management | Yes | No |
| Expense Reports | Costs Extra | Optional Plug In |
| FAQ Management | Yes | Yes |
| File Distribution | Yes | Optional Plug In |
| Graphs and Charts | Yes | Optional Plug In |
| Groupware | Free Add On | Optional Plug In |
| Guest Book | Yes | Optional Plug In |
| Help Desk / Bug Reporting | Costs Extra | Optional Plug In |
| HTTP Proxy | Free Add On | No |
| In/Out Board | Costs Extra | No |
| Job Postings | Free Add On | Optional Plug In |
| Link Management | Yes | Yes |
| Mail Form | Yes | Yes |
| Matrix | No | No |
| My Page / Dashboard | Yes | No |
| Newsletter | Yes | Optional Plug In |
| Photo Gallery | Yes | Optional Plug In |
| Polls | Yes | Yes |
| Product Management | Yes | Yes |
| Project Tracking | Costs Extra | Optional Plug In |
| Search Engine | Yes | Yes |
| Site Map | Yes | Optional Plug In |
| Stock Quotes | Costs Extra | Optional Plug In |
| Surveys | Yes | Optional Plug In |
| Syndicated Content (RSS) | Yes | Yes |
| Tests / Quizzes | Costs Extra | Optional Plug In |
| Time Tracking | Costs Extra | No |
| User Contributions | Yes | Yes |
| Weather | Free Add On | Optional Plug In |
| Web Services Front End | Free Add On | Optional Plug In |
| Wiki | Yes | Optional Plug In |
| Commerce | DotNetNuke | Joomla! |
| Affiliate Tracking | Yes | Optional Plug In |
| Inventory Management | Costs Extra | Optional Plug In |
| Pluggable Payments | Yes | Optional Plug In |
| Pluggable Shipping | Costs Extra | Optional Plug In |
| Pluggable Tax | Costs Extra | Optional Plug In |
| Point of Sale | Costs Extra | Optional Plug In |
| Shopping Cart | Yes | Optional Plug In |
| Subscriptions | Yes | Optional Plug In |
| Wish Lists | No | Free Add |
Popularity: 1% [?]

Comments
The post is wonderful and quite comprehensive but quite outdated. I have been searching for a most recent comparison, especially after the release of Joomla 1.6 on 8th Jan 2011.
Thanks and looking forward for more from you.
Juzar Noorani
January 21st, 2011