Top 503 calendar open source projects

A lightweight, simplified, RedNotebook-inspired journal/diary app. Built with Electron. Makes dated text files.

📣 Discord Bot to make announcements about upcoming sessions for the Fellows using Google Calendar and Calendly

The Unofficial Apple iOS Swift Calendar View. Swift calendar Library. iOS calendar Control. 100% Customizable

📇 Synchronize calendars and contacts.

📅 A lightweight calendar build with react.

Twake is a secure open source collaboration platform to improve organizational productivity.

iOS 7+ Calendar (Date Picker) with Infinite Scrolling.

React component inspired by google calendar app.

Draw on your GitHub contribution graph ░▒▓█

Highly customizable, feature-packed Flutter Calendar with gestures, animations and multiple formats

Parse, validate, manipulate, and display dates in PHP w/ i18n support. Inspired by moment.js

A responsive calendar component for Vue.js

iCal-creator for PHP

📆 A simple menubar app for Jalali calendar built by Electron and React

🏆 基于 vue 2.0 开发的轻量，高性能日历组件

React Native Calendar Components 🗓️ 📆

A port of the bootstrap calendar widget to AngularJS (no jQuery required!)

Manage events on a Google Calendar

A simple python library to interact with Microsoft Graph and Office 365 API

📅 Cordova plugin to Create, Change, Delete and Find Events in the native Calendar

Simple customizable calendar component in Swift 📆

A date picker for your React app.

VueJS component to select dates & time, including a range mode

Leantime is a lean project management system for innovators. Designed to help you manage your projects from ideation to delivery.

Oncall is a calendar tool designed for scheduling and managing on-call shifts. It can be used as source of dynamic ownership info for paging systems like http://iris.claims.

A Material design back port of Android's CalendarView

🍀 Local git statistics including GitHub-like contributions calendars.

Vue date range picker component

Simple yet powerful absence management software for small and medium size business (community edition)

A simple weekly calendar.

微信小程序日历插件

Easy to use and visually stunning calendar component for React Native.

Calendar widget for flutter that is swipeable horizontally. This widget can help you build your own calendar widget highly customizable.

📆 Calendar app for Nextcloud

PHP's time range API

CalendarPicker Component for React Native

An open source calendar framework for iOS, with support for customization, IBDesignable, Autolayout, and more.

🌎 Worldwide public holiday

Sync Outlook with Google, SOGo, Nextcloud or any other CalDAV/CardDAV server

A modern, beautiful, customizable date picker for React

Worldwide holidays and workdays computational toolkit.

Generate add to calendar links for Google, iCal and other calendar systems

📅 A date picker components for ionic2 ／ionic3 / ionic4

Angular Moment Picker is an AngularJS directive for date and time picker using Moment.js.

vue 2.x calendar component

A beautiful material calendar with endless scroll, range selection and a lot more!

Ask permissions with ready-use interface. You can check status permission and if it has been requested before. Support SwiftUI.

判断一天是不是法定节假日/法定工作日（查看节假日安排）

An Easy to Use Calendar for iOS (Swift 5.0)

📅 中国农历（阴历）与阳历（公历）转换与查询工具

Open PaaS Enterprise Social Network

A CalDAV web client similar to Google Calendar

Календарь событий по фронтенду

✨ Infinite scrolling date-picker built with React, with localization, range selection, themes, keyboard support, and more.

The Learning Hub for UoL's Online CS Students

Official public Markdeep source archive

📅 A calendar component for vue3.0. Support gesture sliding, range selection, according to the week switch...

A super-lightweight, highly configurable, cross-browser date / time picker jQuery plugin

📅 Material Design Calendar compatible with API 11+

Android solution which represents month and list calendar views.