When you’re building a modern web application, you might need a calendar component to manage events, tasks, and appointments for your business.
In this post, you will find a list of the 8 best JavaScript libraries to generate responsive and nice-looking calendar components in a simple way. Have fun with it and don’t forget to share it with your friends.
Originally Published May 12 2020, updated Jan 02, 2025
1. Feature-rich And Draggable Event Calendar Plugin – FullCalendar
FullCalendar is a lightweight yet powerful and developer-friendly JavaScript library to create flexible, draggable event calendars on the modern web app.
2. 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.
3. Customizable And Extensible Calendar Heatmap Library – cal-heatmap
tui.calendar is a powerful, full-featured calendar library used to showcase custom events, schedules, tasks in daily, weekly, and monthly views.

4. Simple Multilingual Calendar Component With Vanilla JavaScript
A powerful, responsive, dynamic, mobile-friendly calendar & scheduling tool for your business.
5. Feature-rich Event Calendar In JavaScript – Calendar.js
A powerful, responsive, dynamic, mobile-friendly calendar & scheduling tool for your business.
6. Customizable Pure JavaScript Calendar Library – jsCalendar
A standalone JavaScript library that helps you create customizable inline calendars on the webpage page.
7. Create A Simple Event Calendar With JavaScript – Caleandar.js
A simple JavaScript library used for generating a themeable inline calendar on the webpage that supports custom events defined in the JavaScript.

8. Day View Calendar In Vanilla JavaScript
A vanilla JS day view calendar which enables you to view all your events by the hour.
More Resources:
Looking for more resources on how to create a calendar on the web app? Here are a few online resources you might find useful: