Dialog Messenger - handy and feature-rich enterprise multi-device messenger available for server or cloud – Slack-like, but not Slack-limited
MirrorFly - World's Most Scalable Voice, Video & Chat SDK for Small, Medium & Enterprises
Ripcord - A desktop chat client for Discord and Slack
echofin - Echofin helps communities grow, engage and monetize their following in ways no other platform has done so far.
Done Hui - No need to switch between multiple pieces of software to get through the workday. CHATS: Communicate freely. CALENDAR: Know your team's availability, plan meetings. No more conflicts. TO-DOs: Stay on top of all projects. FILES: All files, one spot.
chatwee - Group chat app for online communities. Used wherever visitor interaction and engagement are key to the site's functioning.