Scheduling and Calendar Apps

Manage events efficiently with device syncing, Gmail integration, event reminders, and shareable schedules on a user-friendly interface with dark mode.

Your privacy-aware, open-source calendar with intuitive design and multi-platform syncing.

Your calendar is a record of your life. Proton Calendar helps keep it private.

Evolution is a personal information management application that provides integrated mail, calendaring, address book and task list functionality.

Organize events with encrypted privacy, zero-knowledge and no tracking. Features include multi-device sync, multiple views, and offline support.

Manage emails, calendars, contacts, and tasks with an intuitive interface. Features smart inbox, file management, and third-party app integration.

DAVx5 is a CalDAV/CardDAV management and sync app for Android.

eM Client is a full featured e-mail client with a modern and easy to use interface. eM Client also offers calendar, tasks, contacts, notes and chat.

Material design open source calendar for Android.

E-mail inbox, online office, cloud storage, and video conferencing. Business or personal plans. From 1 € /month (1.10 USD).

Cloud platform with Gmail, Drive, Meet for collaboration. Includes Docs, Sheets; management tools via Admin Panel, 2FA security.

Web- and IMAP-based email service. 2GB cost 1€/month. Information is hosted on encrypted hard drives. Electricity from renewable resources is used.

Lunatask is an all-in-one encrypted to-do list, habit tracker, journaling, life-tracking and notes app. It remembers stuff for you and knows what to work on next. Choose from a variety of productivity techniques like Kanban, Must/Should/Want Method, Eisenhower Matrix, or Time...

WeekToDo is a free and Open Source minimalist weekly planner. With WeekToDo you can start improving your productivity by defining and managing your week and your tasks in an easy and intuitive way.

Enjoy ease of scheduling with natural language event creation, sync with major platforms, visually appealing color-coded displays, and file attachment support.

🎉 A beautiful Kotlin app to remember birthdays and events without having to open Facebook, set alarms or rely on Google Calendar.

Privacy-friendly Swiss email solution with 20 GB free storage, custom domain options, contact and calendar sync, and cross-device access in a secure suite.

A simple calendar with optional CalDAV synchronization. You can easily create recurring events and setup reminders, it can also display week numbers.

Integrated with Notion, this standalone calendar syncs with Google Calendar, offers scheduling, multiple time zone support, and manages events efficiently.

Keep track of your busy schedule and share it with others using Calendar. Create separate calendars — one for home, another for school, a third for work, and so on. See all your calendars in a single window or choose to see only the calendars you want.

An app and website to simply remember things.

Calendar interface for CalDAV, enabling cross-device event sync, web editing, recurring events, Nextcloud Contacts integration, WebCal support and attendee invites.

Right Calendar app is a versatile scheduling tool that offers unparalleled flexibility to its users. One of its standout features is that it is built on an open-source platform. This not only ensures transparency but also allows for constant updates and bug fixes from a...

The powerful, full-featured Personal Information Manager for Windows offering Email, Synchronization, Portability, Network support, Android and iOS versions.

All-in-one Open-Source productivity app and AI assistant with Tasks, Notes, Calendar, Diary and Bookmarks.