Software Alternatives, Accelerators & Startups

Spectrum Chat

A newly open sourced self hosted Slack like alternative for building persistent chat communities

Spectrum Chat Alternatives

The best Spectrum Chat alternatives based on verified products, community votes, reviews and other factors.
Filter: 12 Open-Source Alternatives Latest update:

  1. 15

    A messaging app for teams who see through the Earth!

  2. handy and feature-rich enterprise multi-device messenger available for server or cloud – Slack-like, but not Slack-limited

  3. Smartsheet is an intuitive online project management tool enabling teams to increase productivity using cloud, collaboration, & mobile technologies.

    Visit website

    Visit website
  4. Live life unlimited. Free video meetings and team messaging in one app that works the way you do.

  5. A desktop chat client for Discord and Slack

  6. Mattermost is an open source alternative to Slack.

    Open Source

  7. ScudCloud - Slack for Linux. Contribute to raelgc/scudcloud development by creating an account on GitHub.

  8. Crugo is a simple group collaboration platform for your team

  9. JUST SOCIAL provides all the collaboration tools like enterprise social network, real-time document collaboration

  10. Software for running mastermind groups

  11. Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.

    Open Source

  12. Minsh is a mobile-first dedicated communication tool for teams

  13. Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.

    Open Source

  14. 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.

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