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
+6Manage events efficiently with device syncing, Gmail integration, event reminders, and shareable schedules on a user-friendly interface with dark mode.
- Calendar App
- Free • Proprietary
- Online
- Android
- iPhone
- Chrome OS
- Android Tablet
- iPad
- Sunbird
- Google Chrome
+4Connect 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.
- Social Network
- Free • Proprietary
- Windows
- Online
- Android
- iPhone
- Blackberry
- Android Tablet
- Windows Phone
- iPad
- Tor
- KaiOS
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'.
- Social Network
- Free • Open Source
- Linux
- Android
- BSD
- Self-Hosted
- F-Droid
- PHP
+3The next generation communication platform designed for gamers and academics alike. Experience seamless collaboration like never before.
- Instant Messenger
- Free • Proprietary
- Mac
- Windows
- Linux
- Online
+5Offers high-quality video conferencing and screen sharing, supporting up to 100 interactive participants with features like whiteboard collaboration.
- Video Calling App
- Freemium • Proprietary
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Apple Watch
- Apple Car Play
- Android Auto
- Apple TV
- Android TV
+8Hubzilla 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).
- Social Network
- Free • Open Source
- Online
- Self-Hosted
+15A simple calendar with optional CalDAV synchronization. You can easily create recurring events and setup reminders, it can also display week numbers.
- Calendar App
- Freemium • Proprietary
- Android
- Android Tablet
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?
- Free • Open Source
- Online
- Android
- Android Tablet
- Self-Hosted
- F-Droid
+4Timeline is a cross-platform application for displaying and navigating events on a timeline.
- Free • Open Source
- Windows
- Linux
Luma is a platform for organizing events. It allows users to create an event page, send invites, collect registrations, and interact with guests.
- Event Ticketing App
- Free • Proprietary
- Online
- Android
- iPhone
+7Rallly is an open-source scheduling and collaboration tool designed to make organizing events and meetings easier.
- Poll Maker
- Freemium • Open Source
- Online
- Self-Hosted
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.
- Freemium • Proprietary
- iPhone
+5HEY 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...
- Calendar App
- Paid • Proprietary
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Snapcraft
+8KDE Itinerary is a digital travel assistant with a priority on protecting your privacy.
- Travel Planner
- Free • Open Source
- Linux
- Android
- KDE Plasma
- Linux Mobile
- Flathub
- F-Droid
- Plasma Mobile
- Snapcraft