Best Communications Software for Review Board

Discord is a free communication app that works on both mobile and desktop devices. Millions of Discord users use the popular game platform every single day to chat with their friends via voice or text or stream their gameplay in crystal clear quality to other Discord users. You can organize a voice/text party within seconds. You can also use the service for finding other players/teammates, searching for specific types of groups/activities or just to talk about games during your free time. Discord isn't limited to any particular game or genre; it can be used to coordinate communications for any type of game.

Slack, a cloud-based project collaboration software solution that facilitates communication between teams, is designed to seamlessly integrate with other organizations. Slack offers powerful tools and services all integrated into one platform. It provides private channels for interaction within smaller teams, direct channels for sending messages to colleagues, as well as public channels that allow members to start conversations across organizations. Slack is available on Mac, Windows and Android as well as iOS apps. It offers a variety of features including chat, file sharing and collaboration, real-time notifications and two-way audio/video, screen sharing, document imaging and activity tracking and logging.

Mattermost is an open-source messaging platform that allows for secure team collaboration. You can create intuitive workflows and collaborate across large groups without worrying about data privacy or security. You can quickly get up and running with hundreds of pre-built integrations or create custom workflows that can scale to thousands of concurrent users. Mattermost connects people, tools and automation to improve collaboration. This is how many of the world's most privacy-conscious companies work. Mattermost is used by DevOps teams to facilitate collaboration at all stages of the DevOps process. Mattermost combines people, tools, and automations to enable your team to increase innovation and agility. Mattermost is an open-source Slack alternative. It is written in Golang, React and runs as one Linux binary with MySQL and PostgreSQL. Access the source code and enjoy the features you love (file sharing, real time group chat, and webhooks to name a few).

An open network for secure, decentralized communication. Matrix is an open-source project that publishes Matrix, the Matrix open standard for secure and decentralized real-time communication. It also includes its Apache licensed reference implementations. Matrix provides simple HTTP APIs and SDKs for iOS, Android, Web to create chatrooms, chatbots, and direct chats. It also includes end-to-end encryption and file transfer, synchronized conversations history, formatted messages and read receipts. Matrix provides state-of-the-art end-to-end-encryption via the Olm and Megolm cryptographic ratchets. This ensures that only intended recipients can decrypt your messages and warns you if any unintended devices are added to the conversation. Matrix's ability to connect existing platforms into a global open communication matrix is what gave it its name. Matrix's core concept of bridges is to make it as simple as possible to write. Matrix provides the most common language to link the networks.