Ablo
A chat app to connect and have one-on-one conversations with new friends from all over the world. Read, write and talk in your own…

A chat app to connect and have one-on-one conversations with new friends from all over the world. Read, write and talk in your own…

Adium
A free and open source instant messaging application for Mac OS X that can connect to AIM, XMPP (Jabber), ICQ, IRC and more. Based on the…
A free and open source instant messaging application for Mac OS X that can connect to AIM, XMPP (Jabber), ICQ, IRC and more. Based on the…

Android Messages Desktop
A cross-platform application which lets you run the Android Messages as a desktop app. Features: System notifications when a text comes in…

A cross-platform application which lets you run the Android Messages as a desktop app. Features: System notifications when a text comes in…

Antox
An Android 4+ client for project Tox – secure peer to peer messaging. It aims to bring the full multimedia support Tox offers to your…

An Android 4+ client for project Tox – secure peer to peer messaging. It aims to bring the full multimedia support Tox offers to your…

Caprine
An unofficial and privacy focused, open source Facebook Messenger app with many useful features…
An unofficial and privacy focused, open source Facebook Messenger app with many useful features…

Citadel
An open source collaboration messaging and groupware suit which is designed to run on open source operating systems such as Linux or…
An open source collaboration messaging and groupware suit which is designed to run on open source operating systems such as Linux or…

CoyIM
A standalone chat client that focuses on safety and security. It is a self-contained program that runs on Windows, Linux and macOS. CoyIM…
A standalone chat client that focuses on safety and security. It is a self-contained program that runs on Windows, Linux and macOS. CoyIM…

Delta Chat
An open source chat application that sends messages via e-mails, encrypted if possible, with Autocrypt. You do not have to sign up anywhere, just use…

An open source chat application that sends messages via e-mails, encrypted if possible, with Autocrypt. You do not have to sign up anywhere, just use…

Discord
A proprietary and free to use VoIP client designed for gaming communities, that specializes in text, video and audio communication between users…
A proprietary and free to use VoIP client designed for gaming communities, that specializes in text, video and audio communication between users…

EKG2
An open source, multi-platform, multi-protocol, and plugin-based, instant messenger with a Gtk+ 2 GUI or a console UI, for UNIX-like operating…
An open source, multi-platform, multi-protocol, and plugin-based, instant messenger with a Gtk+ 2 GUI or a console UI, for UNIX-like operating…

Element
Element (prevoiusly: Vector and Riot) – a Matrix web client built using the Matrix React SDK. Matrix is an open network for secure…

Element (prevoiusly: Vector and Riot) – a Matrix web client built using the Matrix React SDK. Matrix is an open network for secure…

Empathy
A messaging program which supports text, voice, video chat, and file transfers over many different protocols. You can tell it about your accounts on all..
A messaging program which supports text, voice, video chat, and file transfers over many different protocols. You can tell it about your accounts on all..

Filetopia
A free peer-to-peer file sharing client, with chat, and sending instant messages, within the Filetopia Network and encrypted peer…

A free peer-to-peer file sharing client, with chat, and sending instant messages, within the Filetopia Network and encrypted peer…

Gadu-Gadu
A light and friendly application for daily private and corporate communication. It uses a proprietary protocol that features include status messages…

A light and friendly application for daily private and corporate communication. It uses a proprietary protocol that features include status messages…

Gajim
A full featured and easy to use XMPP/Jabber client which works nicely with GNOME, but does not require it to run. Jabber allows users to use…
A full featured and easy to use XMPP/Jabber client which works nicely with GNOME, but does not require it to run. Jabber allows users to use…

gomuks
a terminal based Matrix client written in Go with mautrix-go and mauview. Keyboard shortcuts: Ctrl and Alt are interchangeable in most…

a terminal based Matrix client written in Go with mautrix-go and mauview. Keyboard shortcuts: Ctrl and Alt are interchangeable in most…

Google Hangouts
Google Hangouts (formerly known as Google Talk) – a free messenger for traditional text and video chat using a microphone and…

Google Hangouts (formerly known as Google Talk) – a free messenger for traditional text and video chat using a microphone and…

ICQ
A convenient and easy to use messenger service. It offers application clients for mobile devices such as Android and iOS, and…

A convenient and easy to use messenger service. It offers application clients for mobile devices such as Android and iOS, and…

IM+
IM+ Instant Messenger (previously: Sicher) – an all-in-one app for messaging, social networking, and crypto. It lets you chat…

IM+ Instant Messenger (previously: Sicher) – an all-in-one app for messaging, social networking, and crypto. It lets you chat…

Instantbird
An instant messaging client with support for AOL, Yahoo, MSN, Google Talk, Twitter, Facebook, XMPP, IRC and ICQ. It supports for…

An instant messaging client with support for AOL, Yahoo, MSN, Google Talk, Twitter, Facebook, XMPP, IRC and ICQ. It supports for…

Jami
A free software for universal communication which respects the freedoms and privacy of its users. Jami is completely peer-to-peer and…

A free software for universal communication which respects the freedoms and privacy of its users. Jami is completely peer-to-peer and…

Jitsi
Jitsi (previously: SIP Communicator) – a set of open-source projects that allows you to easily build and deploy secure video…

Jitsi (previously: SIP Communicator) – a set of open-source projects that allows you to easily build and deploy secure video…

Kadu
An open source Gadu-Gadu and Jabber/XMPP protocol Instant Messenger client for Linux, BSD and Windows…
An open source Gadu-Gadu and Jabber/XMPP protocol Instant Messenger client for Linux, BSD and Windows…

KakaoTalk
A fast & multifaceted messaging app. Send messages, photos, videos, voice notes and your location for free. Make chatting extra fun with…

A fast & multifaceted messaging app. Send messages, photos, videos, voice notes and your location for free. Make chatting extra fun with…

Kik Messenger
An instant messaging mobile app from the Canadian company Kik Interactive Inc. Kik is way more than just messaging…

An instant messaging mobile app from the Canadian company Kik Interactive Inc. Kik is way more than just messaging…

Kopete
an instant messaging client designed to be modular and plugin based. The goal of Kopete is to provide users with a single easy-to-use way to…
an instant messaging client designed to be modular and plugin based. The goal of Kopete is to provide users with a single easy-to-use way to…

LINE
A free messaging, convenient memos, and screen capture made easy LINE reshapes communication around the globe, allowing you to enjoy…

A free messaging, convenient memos, and screen capture made easy LINE reshapes communication around the globe, allowing you to enjoy…

Linphone
Linphone (Linux phone) – an open source SIP phone for voice/video calls and instant messaging, and is available for mobile and desktop…

Linphone (Linux phone) – an open source SIP phone for voice/video calls and instant messaging, and is available for mobile and desktop…

LoquiIM
A mobile messaging app that allows users to use their chat accounts from different providers with just one simple interface. The app is currently…
A mobile messaging app that allows users to use their chat accounts from different providers with just one simple interface. The app is currently…

Mattermost
A flexible, open source messaging platform and secure workplace that enables secure team collaboration. To use this app, you need a…

A flexible, open source messaging platform and secure workplace that enables secure team collaboration. To use this app, you need a…

MCabber
A small console based Jabber/XMPP client. MCabber includes features such as SASL/SSL/TLS support, MUC (Multi-User Chat) support, history…

A small console based Jabber/XMPP client. MCabber includes features such as SASL/SSL/TLS support, MUC (Multi-User Chat) support, history…

Messenger for Desktop
A simple & beautiful desktop client for Facebook Messenger. Chat without distractions on OS X, Windows and Linux. Not affiliated with Facebook…
A simple & beautiful desktop client for Facebook Messenger. Chat without distractions on OS X, Windows and Linux. Not affiliated with Facebook…

MiniTox
A minimal client written for toxcore. It’s an example of tox client implementation and also a toy which new developers coming to tox can play…

A minimal client written for toxcore. It’s an example of tox client implementation and also a toy which new developers coming to tox can play…

Miranda NG
Miranda NG – a successor of a popular multi-protocol instant messaging client for Windows – Miranda IM. It is very light on system resources…

Miranda NG – a successor of a popular multi-protocol instant messaging client for Windows – Miranda IM. It is very light on system resources…

OnionShare
An open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network…

An open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network…

ooVoo
A free video chatting and messaging app that was launched back in 2007. It was one of the first apps that introduced the feature of video…

A free video chatting and messaging app that was launched back in 2007. It was one of the first apps that introduced the feature of video…

Paltalk
A global video chat community application with chat rooms and the ability for users to create their own public virtual chat room…

A global video chat community application with chat rooms and the ability for users to create their own public virtual chat room…

Pidgin
Pidgin (formerly named Gaim) – a chat program which lets you log in to accounts on multiple chat networks simultaneously. This means that you…
Pidgin (formerly named Gaim) – a chat program which lets you log in to accounts on multiple chat networks simultaneously. This means that you…

Pork
A console based client for the AOL Instant Messenger service that uses the ncurses screen library. Pork is intended to be fast, useable, and stable…
A console based client for the AOL Instant Messenger service that uses the ncurses screen library. Pork is intended to be fast, useable, and stable…

Psi
A free instant messaging application designed for the XMPP network. Fast and lightweight, Psi is fully open-source and compatible with Windows…
A free instant messaging application designed for the XMPP network. Fast and lightweight, Psi is fully open-source and compatible with Windows…

qTox
A chat, voice, video, and file transfer instant messaging client using the encrypted peer-to-peer Tox protocol. Tox is a peer-to-peer…

A chat, voice, video, and file transfer instant messaging client using the encrypted peer-to-peer Tox protocol. Tox is a peer-to-peer…

QuteCom
QuteCom (previously: WengoPhone) – a free, open source software SIP-compliant VoIP client developed by the QuteCom…

QuteCom (previously: WengoPhone) – a free, open source software SIP-compliant VoIP client developed by the QuteCom…

RetroShare
An open-source peer-to-peer communication and file sharing application. Retroshare establish encrypted connections between…

An open-source peer-to-peer communication and file sharing application. Retroshare establish encrypted connections between…

Ricochet
Ricochet IM (previously: Torsion IM) – an instant messaging software project developed by John Brooks and later by Invisible.im group…

Ricochet IM (previously: Torsion IM) – an instant messaging software project developed by John Brooks and later by Invisible.im group…

Ring
Ring (prevoiusly: SFLphone) – a free software for universal communication which respects the freedoms and privacy of its users. It is published under…
Ring (prevoiusly: SFLphone) – a free software for universal communication which respects the freedoms and privacy of its users. It is published under…

Signal
A messaging app for simple private communication with friends. Signal uses your phone’s data connection (WiFi/3G/4G) to communicate securely…

A messaging app for simple private communication with friends. Signal uses your phone’s data connection (WiFi/3G/4G) to communicate securely…

Skype
An application which lets users to make voice or video calls and keep in touch via an instant message system. It is available for many devices and…
An application which lets users to make voice or video calls and keep in touch via an instant message system. It is available for many devices and…

Slack
A communication platform which offers IRC style features, including persistent chat rooms organized by topic, private groups…

A communication platform which offers IRC style features, including persistent chat rooms organized by topic, private groups…

Snapchat
A fast and fun way to share the moment with friends and family. Snapchat opens right to the camera, so you can send a Snap in…

A fast and fun way to share the moment with friends and family. Snapchat opens right to the camera, so you can send a Snap in…

Surespot
A mobile messaging application that secures all messages using end-to-end encryption for every text, image and voice message returning…

A mobile messaging application that secures all messages using end-to-end encryption for every text, image and voice message returning…

TeamTalk
A software conferencing system which enables a group of people to collaborate and share information. During a conference people can talk…

A software conferencing system which enables a group of people to collaborate and share information. During a conference people can talk…

Telegram
An open source messaging app with a focus on speed and security which is available for several platforms, such as: Linux, OS X, Windows, Android…
An open source messaging app with a focus on speed and security which is available for several platforms, such as: Linux, OS X, Windows, Android…

Tencent QQ
Tencent QQ – an instant messaging software service and web portal developed by the Chinese company Tencent. Goals: Multicommunication…

Tencent QQ – an instant messaging software service and web portal developed by the Chinese company Tencent. Goals: Multicommunication…

Threema
A secure messenger which keeps your data out of the hands of hackers, corporations, and governments. Threema can be used completely..

A secure messenger which keeps your data out of the hands of hackers, corporations, and governments. Threema can be used completely..

Tkabber
A free and open source GUI client for the Jabber instant messaging system. It’s writen in Tcl/Tk, and works on many platforms, such as Linux,…
A free and open source GUI client for the Jabber instant messaging system. It’s writen in Tcl/Tk, and works on many platforms, such as Linux,…

Tok
An easy-to-use application for peer-to-peer communication. We use end-to-end encryption technologies to secure your conversations. With TOK, you…

An easy-to-use application for peer-to-peer communication. We use end-to-end encryption technologies to secure your conversations. With TOK, you…

ToTok
ToTok – a free, fast and secure application for Android users which offers unlimited HD video and voice calls. Features: Unlimited high-quality…

ToTok – a free, fast and secure application for Android users which offers unlimited HD video and voice calls. Features: Unlimited high-quality…

TOR Messenger
A cross-platform chat program that aims to be secure by default and sends all of its traffic over Tor. It supports a wide variety of transport networks…
A cross-platform chat program that aims to be secure by default and sends all of its traffic over Tor. It supports a wide variety of transport networks…

Toxer
Toxer – a messenger user interface for desktop systems. Toxer provides a Qt/QML basis to create gorgeous looking Tox applications…

Toxer – a messenger user interface for desktop systems. Toxer provides a Qt/QML basis to create gorgeous looking Tox applications…

Toxic
A ncurses-based Tox client which offers an instant messaging and video chat features. It is a text based application…

A ncurses-based Tox client which offers an instant messaging and video chat features. It is a text based application…

Toxygen
Toxygen – a powerful cross-platform Tox client written in pure Python3 with a lot of unique features such as plugins and faux offline file transfers….

Toxygen – a powerful cross-platform Tox client written in pure Python3 with a lot of unique features such as plugins and faux offline file transfers….

TRIfA
TRIfA – an open source, a Tox reference implementation for Android and a Tox client for Android. It uses the peer-to-peer…

TRIfA – an open source, a Tox reference implementation for Android and a Tox client for Android. It uses the peer-to-peer…

Trillian
A free and easy to use instant messaging that works on your desktop and phone. It supports IM services such as: AIM, Bonjour…

A free and easy to use instant messaging that works on your desktop and phone. It supports IM services such as: AIM, Bonjour…

UseCrypt Messenger
A secure messenger available to a smartphone, which makes it possible to hold encrypted messages and calls in HD standard. Whole…

A secure messenger available to a smartphone, which makes it possible to hold encrypted messages and calls in HD standard. Whole…

μTox
A lightweight TOX client with full support for chat, file transfers, audio/video calling, and desktop sharing (both as video and inline…

A lightweight TOX client with full support for chat, file transfers, audio/video calling, and desktop sharing (both as video and inline…

Venom
A modern Tox client for the GNU/Linux desktop. Features: Encrypted profiles, Secure, private messaging, Read receipts, Contact aliases…

A modern Tox client for the GNU/Linux desktop. Features: Encrypted profiles, Secure, private messaging, Read receipts, Contact aliases…

Viber
a free and multi-platform messenger for voice and video conferencing, which also allows you to send text messages and image files at the same time…
a free and multi-platform messenger for voice and video conferencing, which also allows you to send text messages and image files at the same time…

WeChat
A messaging and social media app, a lifestyle for over one billion users across the world. Chat and make calls with friends, read news and use…

A messaging and social media app, a lifestyle for over one billion users across the world. Chat and make calls with friends, read news and use…

WhatsApp
A free messaging and VoIP app available for iPhone and other smartphones, and desktop/laptops running under Windows or OS X. WhatsApp uses…
A free messaging and VoIP app available for iPhone and other smartphones, and desktop/laptops running under Windows or OS X. WhatsApp uses…

Whatsie
A simple & beautiful desktop chat client for WhatsApp Web for Linux, Windows and OS X platforms. Not affiliated with WhatsApp or Facebook…
A simple & beautiful desktop chat client for WhatsApp Web for Linux, Windows and OS X platforms. Not affiliated with WhatsApp or Facebook…

Wickr
A secure messaging apps based on different customer needs: Wickr Me, Wickr Pro, Wickr RAM, and Wickr Enterprise. Wickr mission is to…

A secure messaging apps based on different customer needs: Wickr Me, Wickr Pro, Wickr RAM, and Wickr Enterprise. Wickr mission is to…

Wire
An open-source, encrypted collaboration suite featuring messenger, voice calls, video calls, conference calls, file-sharing, and external…

An open-source, encrypted collaboration suite featuring messenger, voice calls, video calls, conference calls, file-sharing, and external…
