pimutils / khal
:calendar: CLI calendar application
pimutils / khal
BurntSushi / jiff
A datetime library for Rust that encourages you to jump into the pit of success.
Etar-Group / Etar-Calendar
Android open source calendar
schedule-x / schedule-x
JavaScript event calendar. Modern alternative to fullcalendar and react-big-calendar.
fullcalendar / fullcalendar-react
The official React Component for FullCalendar
vkurko / calendar
Full-sized drag & drop JavaScript event calendar with resource & timeline views
FossifyOrg / Calendar
A simple calendar with events, customizable widgets and no ads.
callumalpass / tasknotes
Task and time-tracking management with calendar integration for Obsidian
Alinto / sogo
SOGo is a very fast and scalable modern collaboration suite (groupware). It offers calendaring, address book management, and a full-featured Webmail client along with resource sharing and permission handling. It also makes use of documented standards (IMAP, CalDAV, CardDAV, etc.) and thereby provides native connectivity (without plugins) to many clients such as Microsoft Outlook, Apple iCal, the iPhone, Mozilla Lightning, and a plethora of mobile devices.
phw198 / OutlookGoogleCalendarSync
Sync your Outlook and Google calendars
scraly / developers-conferences-agenda
developers.events is a community-driven platform listing developer/tech conferences and Calls for Papers (CFPs) worldwide with a list, a calendar and a map view. It helps organizers, speakers, sponsors & attendees.
vacanza / holidays
Open World Holidays Framework
O365 / python-o365
A simple python library to interact with Microsoft Graph and Office 365 API
schej-it / timeful.app
Timeful (formerly Schej) is a scheduling platform helps you find the best time for a group to meet. It is a free availability poll that is easy to use and integrates with your calendar.
yoshi389111 / github-profile-3d-contrib
This GitHub Action creates a GitHub contribution calendar on a 3D profile image.
spatie / opening-hours
Query and format a set of opening hours
Lifeforge-app / lifeforge
A self-hosted solution to streamline and organize all aspects of your life.
spatie / period
Complex period comparisons
excid3 / simple_calendar
A wonderfully simple calendar gem for Rails
bkaankose / Wino-Mail
Built-in Mail & Calendars app clone for Windows.
mumuy / widget
基于jquery的插件库 - 轮播/标签页/滚动条/下拉框/对话框/搜索提示/城市三级联动/日历_A set of widgets based on jQuery
fullcalendar / fullcalendar-vue
The official Vue 3 component for FullCalendar
acidb / mobiscroll
Scheduling, event calendar and resource management UI components, and Mobiscroll Connect, the calendar connectivity layer for scheduling products. Index for both; holds the open-source form components and the changelogs.
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.
ludoguenet / laravel-zap
The missing calendar management for Laravel
miaowmiaow / fragmject
fragmject is a learning project prepared for Kotlin and Jetpack Compose. | fragmject 是一个为初学者准备的上手项目。 通过对 Kotlin 和 Compose 的系统运用，实现的一个功能完备符合主流市场标准 App。 fragmject 没有复杂的业务和多余的封装， 完全依照 Android Developer 官方的写法。 代码简单，内容全面，快速上手，对理解其他项目设计思想和封装技巧也很有帮助。
nager / Nager.Date
Easily access public holidays for 200+ countries via .NET, REST API, Docker, or NuGet for online and offline use.
cakephp / chronos
A standalone DateTime library originally based off of Carbon
wojtekmaj / react-date-picker
A date picker for your React app.
llazzaro / django-scheduler
A calendaring app for Django.
uvarov-frontend / vanilla-calendar-pro
Lightweight, framework-agnostic date and time picker with TypeScript support and zero dependencies.
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。
kiwanami / emacs-calfw
A calendar framework for Emacs
alexpfau / calendar-card-pro
📅 A sleek and highly customizable calendar card for Home Assistant, designed for performance and a clean, modern look.
icalendar / icalendar
icalendar.rb main repository
nspady / google-calendar-mcp
MCP integration for Google Calendar to manage events.
m-i-n-a-r / birday
🎉 A beautiful Kotlin app to remember birthdays and events without having to open Facebook, set alarms or rely on Google Calendar
nextcloud / calendar
📆 Calendar app for Nextcloud
collective / icalendar
icalendar parser library for Python
kewisch / ical.js
Javascript parser for ics (rfc5545) and vcard (rfc6350) data
markuspoerschke / iCal
iCal-creator for PHP
fullcalendar / fullcalendar-angular
The official Angular component for FullCalendar
tomsquest / docker-radicale
Docker image for Radicale calendar and contact server :calendar: + security :closed_lock_with_key: + addons :rocket:
plan-player-analytics / Plan
Player Analytics plugin for Minecraft Server platforms - View player activity of your server with ease. :calendar:
spatie / calendar-links
Generate add to calendar links for Google, iCal and other calendar systems
rsheftel / pandas_market_calendars
Exchange calendars to use with pandas for trading applications
dotnetfactory / fluid-calendar
—
world-class / REPL
The Learning Hub for UoL's Online CS Students
persian-calendar / persian-calendar
Android Persian Calendar
ical-org / ical.net
iCal.NET - iCalendar library for .Net
ChurchCRM / CRM
Free, open-source church management software for people, families, groups, events, attendance, giving, volunteers, and more. No subscription. Your data is yours.
richardtallent / vue-simple-calendar
Simple Vue component to show a month-grid calendar with events
rush86999 / atom
Atom Agent, Open-Source Governed AI Agent Platform for Self-Hosted Automation
bylinxx / MacCalendar
完全免费&开源的小而美 macOS 菜单栏日历App(带小组件)，支持中国农历、节假日、放假安排、系统日程、个性化配置等
dlsc-software-consulting-gmbh / CalendarFX
A Java framework for creating sophisticated calendar views in JavaFX.
hyochan / flutter_calendar_carousel
Calendar widget for flutter that is swipeable horizontally. This widget can help you build your own calendar widget highly customizable.
sebbo2002 / ical-generator
ical-generator is a small piece of code which generates ical calendar files
OPN48 / cnlunar
农历，中国农历历法项目，无需数据库环境，以《钦定协纪辨方书》为核心的python3 农历、黄历、二十四节气、节假日、星次、每日凶煞、每日值神、农历建除十二神、农历每日宜忌、彭祖百忌、每日五行、二十八星宿、天干地支、农历生辰八字、时辰凶吉等开源项目。
ical4j / ical4j
A Java library for parsing and building iCalendar data models
ZestfulNation / vue-hotel-datepicker
A VueJS v3 responsive date range picker. Displays the number of nights selected and allow several useful options like custom check-in/check-out rules, localization support and more.