End-to-end encrypted app for email, calendar, and contacts, requiring no personal data, with open source code and quantum-resistant security.
- WebMail Provider
- Freemium • Open Source
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- iPad
- Flathub
- F-Droid

End-to-end encrypted app for email, calendar, and contacts, requiring no personal data, with open source code and quantum-resistant security.

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

Connect with friends and family, share photos and videos, organize events, and join groups on a cross-platform social network offering messaging, live streaming, and more.

The next generation communication platform designed for gamers and academics alike. Experience seamless collaboration like never before.

Friendica is a distributed social network application. Which allow users to connect with others via their own Friendica server, but may also fully integrate contacts from other platforms including Twitter, diaspora*, Pump.io and StatusNet into their 'newsfeed'.

Offers high-quality video conferencing and screen sharing, supporting up to 100 interactive participants with features like whiteboard collaboration.

Hubzilla is a powerful platform for creating interconnected based websites featuring a decentralised identity, communications, and permissions framework built using common webserver technology. Hubzilla is very suitable for communities (of any size).

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

From a friends and familiy birthday party to a march for climate change, today, our gatherings are trapped in the tech giants' platforms. How to get organized, how to click on “I join” without providing intimate data on Facebook or locking yourself in MeetUp?

An all-in-one gaming destination for players to explore what‘s happening across their games, discover new ones, and play with friends.

Timeline is a cross-platform application for displaying and navigating events on a timeline.

Create unique invitations and bring people together for life’s most exciting moments. Customize the background of your invitation with a photo from your library, or choose an emoji background to bring your event to life.

Rallly is an open-source scheduling and collaboration tool designed to make organizing events and meetings easier.

Luma is a platform for organizing events. It allows users to create an event page, send invites, collect registrations, and interact with guests.

KDE Itinerary is a digital travel assistant with a priority on protecting your privacy.



With Memotoo, sync all you want !
Sync and share your personal datas (bookmarks, address book, calendar, files, ...) with Memotoo.com to find them from any computer connected to Internet.

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...

Connect with over 60 million users worldwide to create, manage, and join groups and events based on interests. Explore local and online gatherings.



In April 2006, Andrey Andreev launched Badoo as the first free dating site that combined photo albums with instant messaging. During this time, most dating platforms required paid memberships and had limited photo or messaging support.
Eventbrite is the world’s largest self-service ticketing and registration platform, hosting a vibrant collection of live experiences to fuel people’s passions and enrich their lives.

AhaSlides is an interactive presentation software that boosts audience engagement with live polls, quizzes, word clouds & more. We're on a mission to save the world from sleepy meetings, boring training, and tuned-out teams—one engaging slide at a time!

Drop-in audio rooms for meetings, mini conferences, podcasts.

A booking experience your clients will love. For small businesses, first impressions matter. YouCanBookMe is the most personalized meeting scheduler you can use to build your business. Bookers can overlay their availability to find the best time to meet. Powered by Capacity.

Beehive is an event and agent system, which allows you to create your own agents that perform automated tasks triggered by events and filters. It is modular, flexible and really easy to extend for anyone.

