Easy!Appointments
Free & Open Source
Highly customizable appointment scheduler
Free & Open Source
Open-source tool. Self-hosted setup.
Things to Know About Self-Hosted
Self-hosted tools are open-source apps you install on your own server to replace SaaS products. You get full control and often zero license cost, but you're responsible for setup, security, backups, and uptime.
Free & Open Source
Highly customizable appointment scheduler
Free & Open Source
Web interface for popular DevOps tools
Free & Open Source
Curlable free/busy scheduler with CalDAV integration
Free & Open Source
Collabora Online integration for Nextcloud
Free & Open Source
Follow authors and manage ebook collections
Free & Open Source
Secure syncing for contacts, calendars, tasks, and notes
Free & Open Source
Scheduling infrastructure for absolutely everyone