Instant Messengers Page 5 of 17

Kopete is an instant messenger supporting AIM, ICQ, Jabber, Gadu-Gadu, Novell GroupWise Messenger, and more. It is designed to be a flexible and extensible multi-protocol system suitable for personal and enterprise use.

AyuGram is a Telegram client focusing on improving life with features that can't be implemented in regular clients.

Technitium Mesh is a secure, anonymous, peer-to-peer (p2p), open source instant messenger designed to provide end-to-end encryption. Primary aim of developing this instant messenger is to provide privacy which is achieved using cryptography and anonymity using Tor network.

Handcent SMS is a free enhanced SMS and MMS application for Android.

µTox is the lightweight client with minimal dependencies; it not only looks pretty, it runs fast! µTox is available for Windows, OS X, and Linux (Android support is experimental), with full support for chat, file transfers, audio/video calling, and desktop sharing...

A spin-off of the popular Jabber/XMPP client Conversations with automatic contact discovery.

The most secure and anonymous messenger, encrypted with Blockchain.

Integrating Bridgefy allows mobile devices to communicate in a secure and efficient way across large distances, without having them depend on access to a Wi-Fi network or a data plan.

Userlike is free live chat and customer messaging software for web and messaging support. Connect with your customers on your website, Facebook Messenger, WhatsApp, Telegram and SMS.

Desktop client for Google Hangouts.

One app for all your messaging.

WhatsApp, Messenger, Telegram, Skype, Zoom, Google Hangouts, Gmail, Slack, Facebook, Facebook Pages, Instagram, Twitter, Outlook, SnapMap, WeChat, LinkedIn, HipChat, and ChatWork.

White Noise aims to be the most secure private chat app on Nostr, with a focus on privacy and security. Under the hood, it uses the Messaging Layer Security (MLS) protocol to manage group communications in a highly secure way.

Nekogram is an open-source third-party Telegram client with not many but useful mods.

[Polish only]

Comfortable and minimalistic multi-messenger. Allows you to communicate via XMPP, tlen and gadu-gadu protocol. Features avatars on every protocol. Develops in very quick way. Doesn't support emoticons, sounds and advertisements :) Although you can add features.

A simple mesh network communications app powered by the Reticulum Network Stack.

Smoothly Share Content Between Devices!.

Chat on the Jabber network (XMPP protocol); focus on features for gateway users The Cheogram Android app allows you to join a worldwide communication network.

TorChat is a peer to peer instant messenger with a completely decentralized design, built on top of Tor's location hidden services, giving you extremely strong anonymity while being very easy to use without the need to install or configure anything.

Chat without registration.

Toxygen is powerful cross-platform Tox client written in pure Python3.

Tinychat is a video chat site created to help you meet new people. Browse through the free video chat rooms to meet friends; or upgrade and create your own chat room! A free app download is required for all Apple mobile devices and some Android devices.

Instantbird is an instant messaging client based on Mozilla XULRunner and the open source library libpurple created by the software developers of Pidgin . Over 250 add-ons allow user customization of, and addition of, features.

monocles chat is a fork of blabber.im and Conversations with some changes, to improve usability.

kChat is a secure instant messaging for businesses, which makes it possible to discuss matters live and organise projects.

This Android app allows you to synchronize your SMS messages to a remote Nextcloud instance where you can read and backup them. It also allows you to restore your SMS messages to your Android phone.