Skype
Freemium
Skype is an instant messaging and VOIP (Voice Over Internet Protocol) client to communicate with people in a distant place.
Trillian
Freemium
Trillian is a proprietary multiprotocol instant messaging application.
Mattermost
Open Source
Mattermost is an open source, private cloud Slack-alternative, Workplace messaging for web, PCs and phones. MIT-licensed.
qiscus
Free Personal
Qiscus provide everything you need to power up your app with chats.
Flock
Freemium
Flock is a communication app for teams. Packed with tons of productivity features, Flock drives efficiency and boosts speed of execution.
Dialog Messenger
Free Personal
Dialog Messenger is a handy and feature-rich enterprise multi-device messenger available for server or cloud.
Slack
Freemium
Slack is a cloud-based team collaboration tool.
Glip
Freemium
Glip is fully searchable, real-time group chat; video chat, task management, file sharing app.
HipChat
Freemium
HipChat is a web service for internal private online chat and instant messaging.
TribeScale
Free
TribeScale is an All-in-One platform to coordinate your team around what really matters - communication, goals, decisions, tasks and results.
Grape
Commercial
Grape is an REST-like API framework for Ruby. It's designed to run on Rack or complement existing web application frameworks such as Rails and Sinatra by prov…
Gitter
Freemium
Gitter is an open source instant messaging and chat room system for developers and users of GitHub repositories.
Compare Campfire with alternatives
Compare Mattermost and Campfire and decide which is most suitable for you.
Compare TribeScale and Campfire and decide which is most suitable for you.
Compare Dialog Messenger and Campfire and decide which is most suitable for you.