HipChat is an instant messaging service designed for companies and teams. It has persistent chat rooms, one-to-one chat, searchable chat history, file sharing via drag & drop and clipboard, inline image previews, an API, chat over SMS, and more.
hack.chat is a minimal, distraction-free chat application. Channels are created and joined by going to https://hack.chat/?your ...
Skype is the most popular free voice-over IP and instant messaging service globally. It allows users to text, video and voice ...
Opensource task & productivity management tool for startups, engineered based on the concepts of OKR. In fluxday, you can ...
Flock is a faster, more organized way for teams to communicate. Flock provides one-on-one chat and public and private channels ...
Mattermost is an open source, self-hosted Slack alternative. As an alternative to proprietary SaaS messaging, Mattermost bring ...
Slack brings all your communication together in one place. It’s real-time messaging, archiving and search for modern teams.
Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework. It is a great solution for co ...
Glip is instant messaging for teams and businesses to communicate and get work done at the same time. In Glip you work where y ...
Telegram is a messaging app created by former VK creators with a focus on speed and security. It’s superfast, simple and free. ...
Gitter is a chat and collaboration tool for developers and users. It's a place for developers to talk.
KEY FEATURES
Self-hosted chat for small teams.
Features and Stuff BYOS (bring your own server) Persistent messages Multiple rooms New m ...
Matrix.org is a growing ecosystem for open, decentralised chat, VoIP and IoT communication. The Matrix project defines an ope ...