Customizable And Extensible Calendar Heatmap Library – cal-heatmap
A versatile javascript charting library that allows you to create customizable, extensible, and interactive time-series calendar heatmaps similar to Github’s contribution graph.
JavaScript & CSS event calendar
Add Events To Apple/Google/Yahoo/MicroSoft Calendars – atcb.js
A JavaScript library that lets you add custom events to popular calendars and automatically generates iCal/ics files for Apple.
Simple Multilingual Calendar Component With Vanilla JavaScript
A tiny clean calendar in Vanilla JavaScript. Key features include custom holidays, multiple date selection, inbuilt language support, and minified size of only 9kb.
Generate Event Calendar Links For Google, Yahoo And Outlook – calendar-link
Automatically generates calendar links from events you provide so that you can add the events to the Google Calendar, Yahoo Calendar, Microsoft Outlook, Office 365, and icalendar.
Easy Calendar Heatmap Web Component – contributions-calendar.js
A JavaScript library that helps you create a Github-style calendar heatmap (aka contributions calendar) to visualize time series data.
Full-featured Calendar JavaScript Library – tui.calendar
tui.calendar is a powerful, full-featured calendar library used to showcase custom events, schedules, tasks in daily, weekly, and monthly views.
Feature-rich Event Calendar In JavaScript – Calendar.js
A full-featured event calendar JavaScript library that allows you to view and manage events (like scheduled tasks, appointments) in a responsive calendar interface.
Customizable Event Calendar With Month/Year Selection – Color Calendar
A flexible, customizable, themeable event calendar & month/year picker component written in vanilla JavaScript.
Tiny Event Calendar & Date Picker In JavaScript – TavoCalendar
TavoCalendar is a Vanilla JavaScrip based inline calendar where the users are able to select a date (or a date range) or view events with mouse click.
Create A Simple Event Calendar With JavaScript – Caleandar.js
Caleandar.js is a simple JavaScript library used for generating a themeable inline calendar on the webpage that supports custom events.