What is Composr CMS?
Composr is a very flexible CMS with advanced social, interactive and dynamic functionality.
Hundreds of features are available out of the box, as well as building blocks, and further addons (think multi-channel content delivery).
Composr is embraced by Fortune-100 companies, government agencies, and small startups. We make all the best ideas available to everyone.
- Huge integrated feature-set
- Enthusiastic community
- No licensing costs
- Cloud-compatible
- HTML5, CSS3, WCAG
Tutorial Library
Latest News
Two security holes, and resolutions
2nd April 2021, 3:43 am
Two security holes were recently discovered in current and previous versions of Composr CMS.
These issues have been fixed in the new version released today, 10.0.37. In this news post we will explain the issues and provide temporary mitigations for those who do not wish to immediately upgrade to 10.0.37.
Composr 10.0.37 released
2nd April 2021, 3:37 am10.0.37 released. Read the full article for more information, and upgrade information.
Composr 10.0.36 released
29th March 2021, 5:39 pm10.0.36 released. Read the full article for more information, and upgrade information.
Upgrading ocPortal sites if PHP compatibility breaks
23rd March 2021, 3:17 amAdvice and tooling for dealing with ageing ocPortal websites.
Composr 10.0.35 released
10th February 2021, 4:05 am10.0.35 released. Read the full article for more information, and upgrade information.
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