This open source projects lets everybody create amazing buttons, where users can add events to their calendars. Free to use. For people with basically no coding experience (simple integration), but also advanced developers (npm integration).
Let users add events to their calendar, no matter their calendar and device. Designed to work with every web dev stack in the most convenient way. Solving the struggle, that there is no stable url scheme working across all cases - the tool auto-adapts for you.
Add to Calendar Button