Composr is very heavily optimised for high performance out-of-the-box, but here are some advanced performance tips.
by Chris
Important: This website is now read only (except to admins) to comply with the UK Online Safety Act. Composr CMS is in the process of migrating to a new Constitutional governance model and Bazaar development model, with functionality of the old website (constructed by ocProducts Ltd, the prior copyright holder, a UK company) spread between GitLab and the new website (which has no connections to the UK).
The Composr documentation is user-driven: