Pidgin
Open Source
Pidgin is a free and open-source chat client which supports AIM, Google Talk, ICQ, XMPP protocols.
Telegram
Free
Telegram is a free cloud-based instant messaging platform.
Slack
Freemium
Slack is a cloud-based team collaboration tool.
Trillian
Freemium
Trillian is a proprietary multiprotocol instant messaging application.
Miranda IM
Open Source
Miranda IM is an open source multiprotocol instant messaging application, designed for Microsoft Windows.
Facebook Messenger
Free
Facebook Messenger is the official Facebook app that lets you have text conversations with all of your friends on the popular social network.
Linphone
Open Source
Linphone is a free voice over IP (VoIP) service and SIP client.
Mattermost
Open Source
Mattermost is an open source, private cloud Slack-alternative, Workplace messaging for web, PCs and phones. MIT-licensed.
Gajim
Open Source
Gajim is an instant messaging client for the XMPP protocol which uses the GTK+ toolkit.
Spark
Open Source
Apache Spark is an open-source cluster-computing framework.
Psi+
Open Source
Psi is a cross-platform powerful XMPP/Jabber client (Qt, C++) designed for the Jabber power users. Psi+ is a development branch of Psi IM XMPP/Jabber client.
Zoiper
Freemium
Zoiper is an easy to use sip video softphone, with excellent voice quality and easy to setup.
Blink
Freemium
Blink is the best real-time communications client using the SIP protocol.
Coccinella
Open Source
Coccinella is a free and open-source cross-platform client for the XMPP/Jabber-instant messaging-protocol.
MicroSIP
Open Source
MicroSIP is a portable SIP softphone based on the PJSIP stack available for Microsoft Windows.
Wickr
Free
Wickr is an instant messenger application.
YakYak
Open Source
YakYak is a desktop chat client for Google Hangouts.
Hangouts
Free
Hangouts is an instant messaging software developed by Google.
WhatsApp Messenger
Free
WhatsApp Messenger is an instant messaging platform owned by Facebook.
Tox
Open Source
Tox is a peer-to-peer instant-messaging and video-calling protocol that offers end-to-end encryption.
Signal
Open Source
Signal is the most scalable encryption tool.
Imo
Free
Imo free video calls and chat is a kind of Communication apps for Android.
join.me
Freemium
join.me is a free screen sharing, online meetings and team collaboration platform.
Psi
Open Source
Psi is a free instant messaging application designed for the XMPP network (including Google Talk). Fast and lightweight, Psi is fully open-source and compatib…
Ring
Open Source
Ring (SFLphone) is an open-source SIP-compatible softphone and instant messenger for Linux, Microsoft Windows, OS X and Android.
Matrix.org
Open Source
Matrix is an open protocol for real-time communication. It is designed to allow users with accounts at one communications service provider to communicate with…
qutIM
Open Source
qutIM is free and open-source multiprotocol (ICQ, Jabber, Mail.Ru, IRC, VKontakte) instant messenger.
OpenMeetings
Open Source
OpenMeetings is software used for presenting, online training, web conferencing, collaborative whiteboard drawing and document editing, and user desktop shari…
X-Lite
Commercial
X-Lite is a freeware VoIP soft phone that uses the Session Initiation Protocol.
Bit Chat
Open Source
Bit Chat is a secure, peer-to-peer, open source instant messenger with end-to-end encryption.
QuteCom
Open Source
QuteCom (WengoPhone) is a free-software SIP-compliant VoIP client.
Dialog Messenger
Free Personal
Dialog Messenger is a handy and feature-rich enterprise multi-device messenger available for server or cloud.
Phoner
Free
Phoner and PhonerLite are softphone applications for Windows operating systems available as freeware.
Compare Jitsi with alternatives
Compare WhatsApp Messenger and Jitsi and decide which is most suitable for you.
Compare Facebook Messenger and Jitsi and decide which is most suitable for you.
Compare Dialog Messenger and Jitsi and decide which is most suitable for you.