Coccinella is described as 'Free and open-source cross-platform instant messaging client with a built-in whiteboard for improved collaboration with other people' and is a instant messenger in the social & communications category. There are more than 50 alternatives to Coccinella for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best Coccinella alternative is Signal, which is both free and Open Source. Other great apps like Coccinella are Pidgin, Wire, Molly and OpenBoard Whiteboard.
An open-source messaging app emphasizing privacy with encrypted communication. Share texts, calls, photos, and videos without ads or trackers, available across major platforms. Developed by Signal Technology Foundation and praised globally for security measures.
United States
Pidgin is a chat program which lets you log into accounts on multiple chat networks simultaneously. This means that you can be chatting with friends on XMPP and sitting in an IRC channel at the same time.
United States
Secure communication platform featuring encrypted chats and calls, file and media sharing, self-deleting messages, device verification, group collaboration, and customizable settings. Supports use across multiple devices with no phone number required for access.
Switzerland
OpenBoard is a cross-platform (Linux / Windows / macOS) interactive whiteboard application. It is currently maintained by the Education Department (DIP) of the Canton of Geneva in Switzerland.
Encrypted messenger supporting multi-platform access, unlimited group and private chats, file and voice message sharing, decentralized operation, open-source code, custom themes including dark mode, advanced moderation, push notifications, and no advertisements.
Switzerland
Conversations is a privacy focused, open source XMPP Texting [Jabber] client for Android 4.0+ smart phones with wife-approved easy encryption [OTR, OMEMO, or GPG].
Germany
EU
Linphone is one of the most famous open source softphones in the world. It is fully SIP-based, for all calling, presence and IM features.
FranceEU
Adium is a free and open source instant messaging application for Mac OS X, written using Mac OS Xs Cocoa API, released under the GNU GPL and developed by the Adium team. Based on the libpurple protocol library, Adium can connect you to any number of messaging accounts on any...
United States
Provides comprehensive communication features including group video calls, voice calls, fast messaging, photo sharing, and location mapping. Access through mobile and web platforms with real-time notifications, ensuring seamless interactions using multimedia tools.
United States
Trillian is an instant messaging app that works on phones, tablets, and desktops while keeping your chats neatly synchronized between all of them! We think conversation should be easily shared between all of your devices, not trapped as text messages on your phone.
United States
Feature-rich XMPP client for advanced users offering strong customization options, secure encrypted messaging (TLS, OpenPGP, OTR, OMEMO), file transfers, audio/video calls, support for animated emoticons, modern themes, group messaging, and multi-platform compatibility.
GermanyEU
