Skype
Freemium
Skype is an instant messaging and VOIP (Voice Over Internet Protocol) client to communicate with people in a distant place.
Viber
Freemium
Viber Free Messenger and Phone Calls.
Mattermost
Open Source
Mattermost is an open source, private cloud Slack-alternative, Workplace messaging for web, PCs and phones. MIT-licensed.
Rocket.Chat
Open Source
Rocket.Chat free open source chat solution.
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…
Zulip
Open Source
Zulip is a chat and collaborative software.
Gitter
Freemium
Gitter is an open source instant messaging and chat room system for developers and users of GitHub repositories.
YakYak
Open Source
YakYak is a desktop chat client for Google Hangouts.
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.
fluxday
Open Source
fluxday is a user-friendly, free & opensource task & productivity management tool for growing startups.
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…
Flock
Freemium
Flock is a communication app for teams. Packed with tons of productivity features, Flock drives efficiency and boosts speed of execution.
Fleep
Freemium
Fleep enables communication within and across organizations, be it your team chats, project communication or 1:1 conversations.
Dialog Messenger
Free Personal
Dialog Messenger is a handy and feature-rich enterprise multi-device messenger available for server or cloud.
Hubgets
Commercial
Hubgets provides chat, voice and video turning team communication.
Compare HipChat with alternatives
Compare Rocket.Chat and HipChat and decide which is most suitable for you.
Compare Dialog Messenger and HipChat and decide which is most suitable for you.