日历和日程
Etar - 开源日历
Etar 是遵循质感设计的开源日历，适用于所有人！
jtx Board journals|notes|tasks
Keep track of journals, notes & tasks - iCalendar compliant and syncable with yo
Mushotoku
A private, fully-offline productivity app for focusing on what matters
Axichat
用一个应用替代邮件、消息和日历。
Autasker
A simple but robust task manager available on Android, Windows and Linux.
Concert Diary
Concert Diary recreates a personal diary for concerts and festivals.
Hebrew Calendar
Hebrew date, holidays, zmanim and Omer count on your lockscreen
Roto
Offline rota and shift viewer with today/tomorrow focus, widget, zero tracking.
通知日历同步
通过监听来自工作和社交APP的通知，将事件登记到您的日历中。
Birthday Countdown
An App counting down to your next birthday!
Hebrew Calendar
Biblical feast days, sabbaths, and moon phases on a lunar calendar
Date-a-base
Your Personal Assistant for Every Special Occasion.
Persian Calendar
Android Persian Calendar
Giggity
会议和其他活动的日程查看器
EteSync - Secure Data Sync
Secure, private and end-to-end encrypted calendar, contacts and tasks sync
放假日
See when you’re free — Vacation Days helps you keep track of your days off.
ICSx⁵
订阅Webcal（.ics）日历
Tempus Romanum
带小部件的拉丁文日期生成器
Birday - Birthday Manager
A simple yet useful birthday manager. Birday is free and ad-free! 🥳
WriteOn: Simple Notepad
A clean function-based intuitive note-taking app with Material You design.
NoNonsense Notes
支持同步的记事本和待办事项应用
Holidayz
Public and Regional Holidays for 100+ Countries
Todo Agenda
Home screen widgets displaying events from selected calendars and task lists
Valentin's PowerTools #036 - Ease The Waiting
A mix between a calendar and a clock that makes you wait faster.
Calendar Import-Export
使用 ics 文件导入、导出 & 备份日历
日历颜色
更改日历颜色
CalEF (Calendar Entry Formatter)
Create and send Appointment-Confirmation-Message from Android-Calendar-Entry.
Ubuntu Countdown Widget
Keep an eye on the days remaining before the new release of Ubuntu!
DeuFeiTage
查找每个州每年的德国公共假日
Clock31
Clock + Calendar combo widget for Android
