huanghaibin-dev/CalendarView

RecyclerView? ListView or ViewGroup? No, it's Canvas! Ultra performance and free customization interface! Vertical and horizontal, Fast rendering and extremely low memory. Android上一个优雅、万能自定义UI、仿iOS、自定义动画，支持垂直、水平方向切换、支持周视图、自定义周起始、性能高效的日历控件，热插拔实现UI定制！Canvas绘制，渲染速度快、占用内存低，你真的想不到日历居然还可以如此优雅。

davedelong/time

Robust and type-safe date and time calculations for Swift

nager/Nager.Date

Easily access public holidays for 150+ countries via .NET, REST API, Docker, or NuGet for online and offline use.

wmcmahan/react-native-calendar-events

📆 React Native Module for iOS and Android Calendar Events

mmamaev/timeboard

Calendar calculations over business days and work shifts

Project-Based-Learning-IT/healthcare-appointment-scheduling-app

• This is a patient doctor appointment booking WebApp. Patient signs in using google account and Doctor needs to register prior in the system to login. • Patient can book appointment in slot and calendar event with meeting link will be created. • It also has Feedback, JWT Authentication and payment feature. • Tech Stack: React.js, Node.js, Express.js, MongoDB, Trie