Mainframe Alternatives

Slack brings together all your communications in one place. Modern teams for the real-time messaging, archiving and search. Features:Freemium,Mac,Windows,Linux,Web,Android

Customized, self-hosted Messenger on operating systems at the same time very useful communication platform. the SDK contains tools for communication, client interface Features:Free,Personal,Mac,Windows,Linux,Web,Android

The master on the basis of the General objectives of the communication, coordination and team work in the improvement of society through a start-up company that aims to improve the speed. Features:Free,Mac,Windows,Web,Android,iPhone

The club is small with a clean interface that can help teams be more efficient with a seamless user experience seamless. Unlimited messages-history, task management, file-sharing, " high-performance Features:Freemium,Web

To expands the boundaries of the firm to the customers communication in the team, the team, partners, suppliers, etc. Features:Freemium,Windows,Web,Android,iPhone,Android,Tablet

A new open-source, self-hosted-chat-communities as an alternative to the creation of sustainable wealth. Features:Freemium,Open,Source,Web,Self-Hosted

Fullness and discord, such as group Chat, desktop, client-centric services for the ripcord. Developed for power users, traditional compact desktop interface. Features:Free,Mac,Windows,Linux,Discord,Slack

How the wealth is different, as in the official client? This electron is not an application, so its size is 20 MB instead of 180 MB. Also faster than the official client was launched. Features:Free,Mac,Slack

Stride group messaging, video sessions, and the built-in collaboration tools for communication with teams in the full solution. Features:Freemium,iPhone,iPad

Ziggs is a platform to facilitate the communication of the people. Ziggs as a rendezvous point with your devices, and helps you transfer content between Features:Free,Mac,Windows,Linux,Web

An abundance of fast open-source desktop application with a UI library that supports the native Yue Node.js it was written. Features:Free,Open,Source,Mac,Windows,Linux

Talks to plan Together more easily, project, share, and start the organization of events. You provide your team with everything you need to have more Features:Commercial,Mac,Web,Android,iPhone

A simple solution that allows you to create your best work-a collaboration in Teams, discussions, documents, and lists. The Communication Center. Protect Your Features:Freemium,Web

Teams : group messaging, file sharing and editing workplace allinone for calendar, task management, shared. Features:Freemium,Mac,Windows,Web,Android,iPhone

Sweet.lol the teams with other people in real-time, cloud-based team collaboration platform that enables collaboration and the sharing of information and General communication Features:Free,Web