This is the official website of the DNN Platform community. DNN Plaform is the largest and most popular open source CMS on the Microsoft ASP.NET stack. As a content management system and web …

Download DNN and install it on Windows/IIS with SQL Server or Azure SQL. Follow prerequisites, folder permissions, IIS bindings, database setup, and the installation wizard to get running fast.

The official documentation site for the DNN Platform (formerly DotNetNuke) - the leading open source Microsoft .NET CMS

6 days ago · Ask and answer DNN questions. Get help with installation, upgrades, modules, themes, providers, performance, security/RBAC, and administration. Search archives or start a new topic.

Mar 25, 2026 · Browse DNN Platform releases with version history, release notes, security fixes, breaking changes, upgrade guidance, and download links.

12/23/2025 • 4 minutes to read • Contributors History

4 days ago · Read the latest from the DNN community: release announcements, tutorials, best practices, security notes, events, and contributor spotlights.

Feb 3, 2026 · We’re excited to share some great news with the DNN community: registration for DNN Connect 2026 is now officially open.

Looking to get started with DNN Platform? Check out the following great resources. Setup Learn the basic steps for setup of DNN Platform. Administration Learn the basic steps for administration of …

Nov 9, 2025 · I’m using DNN v. 10.01.02 (0) and I’m trying to add more panes to my skin, not just the default ContentPane. Basically, I’d like to have a row with a LeftPane and RightPane alongside the …