ilamy-calendar

A modern, open-source Full Calendar alternative for React. Month, week, day, and year views with drag-and-drop, horizontal and vertical resource views, and RFC 5545 recurring events — all MIT licensed. Maintained by kcsujeet on GitHub, where it has earned 308 stars from the community.

It's actively developed around calendar, dnd-kit, drag-and-drop, and is a solid reference for anyone building with these tools.