add2cal / add-to-calendar-button

Reliably create beautiful Add to Calendar Buttons, where people can add events to their calendars. Without the hustle and unsupported cases.

ridafkih / keeper.sh

Calendar sync tool & universal calendar MCP server. Aggregate, sync and control calendars on Google, Outlook, Office 365, iCloud, CalDAV or ICS.

vsme / chinese-days

中国法定节假日、调休和工作日、24节气查询，农历阳历互转，提供 JSON 文件，对非开发者，还提供 iCal 日历订阅，可供 Google Calendar、Apple Calendar、Microsoft Outlook 等客户端使用。

AnandChowdhary / calendar-link

📅 Calendar link generator for popular services

acro5piano / react-native-big-calendar

gcal/outlook like calendar component for React Native

dennisklappe / CloudMeet

Open-source Calendly alternative running on Cloudflare's free tier. Meeting scheduler with Google Calendar and Outlook sync.

dengyie / one-mail

Unified inbox: aggregate QQ/163/Gmail/Outlook mail via VPS aggregator into one Cloudflare Worker API — 统一收件箱系统