This extension is recommended for busy professionals, students, and anyone who relies heavily on Google Calendar for managing their daily events and appointments. It's ideal for users who want quick access to their calendar without needing to leave their current webpage or open a new tab.
Vimcal - Vimcal is the world’s fastest calendar, beautifully designed for people who work remotely and live in their calendars.
Now UI Kit - A beautiful Bootstrap 4 UI kit. Yours free.
Cron - Cron Calendar.
Bots UI Kit - Fully customizable Sketch UI Kit for Messenger Platform
Add-to-Calendar Button Generator - This open source projects lets everybody create amazing buttons, where users can add events to their calendars.
Dashboard UI Kit - A modern & responsive dashboard UI kit for designers.