List of Top Free Open Source & Self Hosted Application for Calendar & Contacts - CalDAV or CardDAV Web-based Clients

CalDAV and CardDAV protocol web clients/interfaces.

AgenDAV – Multilanguage CalDAV web client with a rich AJAX interface and shared calendars support. GPL-3.0 PHP
Bloben – CalDAV web client. (Demo, Source Code) AGPL-3.0 Docker
EteSync Web – EteSync’s official Web-based client (i.e., their Web app). (Demo, Source Code) AGPL-3.0 Javascript

Ashwani K

👤 About the Author

Ashwani is passionate about DevOps, DevSecOps, SRE, MLOps, and AiOps, with a strong drive to simplify and scale modern IT operations. Through continuous learning and sharing, Ashwani helps organizations and engineers adopt best practices for automation, security, reliability, and AI-driven operations.

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