There are 2 repositories under rfc5545 topic.
Create ICS Files
iCalendar (RFC5545) parser in Swift
iCal parser written in pure typescript
Small library that wraps ICAL.js and provides more convenient means for editing
ICalLibrary - Fast, yet simple, iCalendar reader with excellent recurrence support in Python
Swift5 ICS Parser, RFC5545 compliant. Nowadays maintained mostly by @superhuman
RFC5545 / iCal - RRule (recurrence rules) Parser for Node.js
Download and parse RFC-5545 « iCalendar » data from within a PostgreSQL database
Local Calendar for Home Assistant as a custom component
A python library for syncing Google Calendar to local storage.
Implementation of RRULE of the iCalendar RFC 5545.
Get a summary of your calendar with an .ics file.
Repository implemented in Kotlin to easily handle iCalendar (RFC 5545) repetition rules.
A very simple Python script for generating an iCalendar file with all-day recurring events