Wire is a cross-platform, encrypted instant messaging client created by Wire Swiss. It is available for iOS, Android, Linux, Windows, macOS and Web browser cl…

Zenkit is a platform for collaboration and project management.

Qiscus provide everything you need to power up your app with chats.

Flock is a communication app for teams. Packed with tons of productivity features, Flock drives efficiency and boosts speed of execution.

Fleep enables communication within and across organizations, be it your team chats, project communication or 1:1 conversations.

Zulip is a chat and collaborative software.

HipChat is a web service for internal private online chat and instant messaging.

Hibox provides task management, business chat and video calls.

Smartsheet is a software as a service (SaaS) application for collaboration and work management.

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…

Campfire helps you easily collaborate online in real-time.