awesome-selfhosted : This is a list of Free Software network services and web applications which can be hosted locally. Selfhosting is the process of locally hosting and m...
Cockpit : Simple Content Platform to manage any structured content.
A self-hosted headless and api-driven CMS.
Pa11y : Monitor the accessibility of your websites with pa11y-dashboard, and protect against accessibility errors creeping into your codebase.
Radicale : The Radicale Project is a complete CalDAV (calendar) and CardDAV (contact) server solution.