pimsync is a command line tool to synchronise calendars and contacts between different storages, including CalDAV and CardDAV. Pimsync is a successor and reimplementation of vdirsyncer, and is free and open source software.
Documentation is shipped as manual pages, which are also available online here:
At this time, the project README contains instructions for compiling and installing.
Development of this project is possible thanks to funding and support from the NLnet foundation and the NGI Zero Entrust program of the European Commission.
A security audit was completed by Radically Open Security in September 2024.