Calendar encryption: View calendars and stores them encrypted on your device or in the cloud.



Nextcloud Calendar is described as 'Calendar interface for CalDAV, enabling cross-device event sync, web editing, recurring events, Nextcloud Contacts integration, WebCal support and attendee invites' and is a Calendar app in the office & productivity category. There are more than 25 alternatives to Nextcloud Calendar for a variety of platforms, including Web-based, Android, iPhone, Mac and iPad apps. The best Nextcloud Calendar alternative is Tuta Mail, which is both free and Open Source. Other great apps like Nextcloud Calendar are Google Calendar, Fossify Calendar, Proton Calendar and Tuta Calendar.
Calendar encryption: View calendars and stores them encrypted on your device or in the cloud.



fruux is a free service that takes care of your contacts, calendars and more so you don't have to. Never manually copy contacts and calenders between your devices again!

Merkuro is a calendar and contact application that allows you to manage your tasks, events and contacts. Merkuro supports both local calendars as well as a multitude of online calendars: Nextcloud, Google® Calendar, Outlook®, Caldav, and many more.




A privacy-first calendar that works offline and looks beautiful. Connect to iCloud — or don't. Your schedule, your choice.




Amie is a productivity application that facilitates task, event, and contact management, integrating a scheduling feature for task and event time allocation, and effectively transforming the calendar into a todo list, with color-coding for improved organization and visual...




CalDAV and CardDAV server for calendar and contact data based on PHP, SQLite/MySQL, and SabreDAV




HEY Calendar is a digital scheduling tool designed with a unique approach to managing time and tasks. It offers a feature that allows users to rename days according to their significance, such as designating a day as 'Travel day', 'Anniversary', or 'No work...




lightweight, client-only calendar web application. All data persists in the URL hash for instant sharing, No backend required. Optional AES-GCM password protection keeps shared links locked without a server.




muCalendar is a lightweight, open-source desktop calendar application built for users who value privacy and simplicity. It brings your remote calendars — whether self-hosted or cloud-based — into a clean, native desktop experience.




Your daily schedule is created from your logged Activities. Comfortably browse what activities you have planned for the day on the main “day” page. Watch them light up as you go through your day and collect streaks for each day you plan.




Introducing minical – a sleek calendar app designed for effortless functionality. Stripped down to its essence, minical boasts a clean and intuitive interface that offers just what you need, without the excess baggage.



