The "/release-16.3.1" file could not be found or is not available. Please select another file.

Umbraco CMS Files

Umbraco is a free and open source .NET content management system

This is an exact mirror of the Umbraco CMS project, hosted at https://github.com/umbraco/Umbraco-CMS. SourceForge is not affiliated with Umbraco CMS.

The interactive file manager requires Javascript. Please enable it or use sftp or scp.
You may still browse the files here.

Name	Modified	InfoDownloads / Week
release-16.5.1	2026-03-10	0
release-17.2.2	2026-03-10	5
release-13.13.1	2026-03-06	2
release-17.2.1	2026-02-25	0
release-17.2.0	2026-02-19	0
Totals: 5 Items		7

Other Useful Business Software

Fully Managed MySQL, PostgreSQL, and SQL Server

Automatic backups, patching, replication, and failover. Focus on your app, not your database.

Cloud SQL handles your database ops end to end, so you can focus on your app.

Try Free

Full-stack observability with actually useful AI | Grafana Cloud

Our generous forever free tier includes the full platform, including the AI Assistant, for 3 users with 10k metrics, 50GB logs, and 50GB traces.

Built on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.

Create free account

MongoDB Atlas runs apps anywhere

Deploy in 115+ regions with the modern database for every enterprise.

MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.

Start Free

Recommended Projects

Subrion CMS
Subrion CMS - open source php content management system
Textpattern CMS
A flexible, elegant, fast and easy-to-use content management system
Silverstripe CMS
Silverstripe CMS - this is a module for Silverstripe Framework
Gleez CMS
A Light, Simple, Flexible Content Management System
Kooboo cms
We have moved. please download latest version of Kooboo CMS from http://kooboo.codeplex.com.

Umbraco CMS Files

Umbraco is a free and open source .NET content management system

Get an email when there's a new version of Umbraco CMS