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Gather alternatives · Team Chat

Open-source alternatives to Gather

Gather is not described as open source on its own site. 22 of the 75 other team communication apps in this directory are open source, according to their own sites.

Gather is a paid product with a free trial, starting at $12 per member / month, billed yearly. All of them are free or have a free plan.

22 tools · Listings checked up to Nov 13, 2026 · Where the facts come from

The 12 closest to Gather

  1. Element

    End-to-end encrypted chat and calls on the Matrix standard

    • Element has a free plan. Gather does not, though it has a free trial.
    • Only Element lists Linux, iOS and Android apps.
    • Only Gather lists a browser extension.
    • Element is open source, self-hostable and end-to-end encrypted, according to its own site.
    Element pricing and details

  2. Wire

    End-to-end encrypted messaging and calls for organizations

    • Wire starts at €7.45 per person / month, paid annually. Gather starts at $12 per member / month, billed yearly.
    • Wire has a free plan. Gather does not, though it has a free trial.
    • Only Wire lists Linux, iOS and Android apps.
    • Only Gather lists a browser extension.
    Wire pricing and details

  3. Jami

    Peer-to-peer encrypted chat, calls and video conferences

    • Jami is free. Gather starts at $12 per member / month, billed yearly.
    • Jami has a free plan. Gather does not, though it has a free trial.
    • Only Jami lists Linux, iOS and Android apps.
    • Only Gather lists a web app.
    Jami pricing and details

  4. SimpleX Chat

    Private messenger that uses no user identifiers at all

    • SimpleX Chat is free. Gather starts at $12 per member / month, billed yearly.
    • SimpleX Chat has a free plan. Gather does not, though it has a free trial.
    • Only SimpleX Chat lists iOS, Android and Linux apps.
    • Only Gather lists a web app.
    SimpleX Chat pricing and details

  5. Olvid

    End-to-end encrypted messenger needing no phone number

    • Olvid starts at €4.99 per user / month, incl. taxes (in-app purchase). Gather starts at $12 per member / month, billed yearly.
    • Olvid has a free plan. Gather does not, though it has a free trial.
    • Only Olvid lists iOS and Android apps.
    • Only Gather lists a browser extension.
    Olvid pricing and details

  6. OpenIM

    Open-source chat, voice and video infrastructure for apps

    • OpenIM has a free plan. Gather does not, though it has a free trial.
    • Only OpenIM lists iOS and Android apps.
    • Only Gather lists macOS and Windows apps.
    • Only Gather lists a browser extension.
    OpenIM pricing and details

  7. Mattermost

    Self-hosted team messaging with playbooks, calls and boards

    • Mattermost has a free plan. Gather does not, though it has a free trial.
    • Only Mattermost lists Linux, iOS and Android apps.
    • Only Gather lists a browser extension.
    • Mattermost is open source and self-hostable, according to its own site.
    Mattermost pricing and details

  8. Rocket.Chat

    Open-source, self-managed chat for security-focused teams

    • Rocket.Chat has a free plan. Gather does not, though it has a free trial.
    • Only Rocket.Chat lists Linux, iOS and Android apps.
    • Only Gather lists a browser extension.
    • Rocket.Chat is open source, self-hostable and end-to-end encrypted, according to its own site.
    Rocket.Chat pricing and details

  9. Zulip

    Open-source team chat that organizes channels by topic

    • Zulip starts at $3.50 per user / month self-hosted (billed monthly); Cloud from $6.67 billed annually. Gather starts at $12 per member / month, billed yearly.
    • Zulip has a free plan. Gather does not, though it has a free trial.
    • Only Zulip lists Linux, iOS and Android apps.
    • Only Gather lists a browser extension.
    Zulip pricing and details

  10. Jitsi Meet

    Free, open-source video meetings you can self-host

    • Jitsi Meet is free. Gather starts at $12 per member / month, billed yearly.
    • Jitsi Meet has a free plan. Gather does not, though it has a free trial.
    • Only Jitsi Meet lists Linux, iOS and Android apps.
    • Only Gather lists a browser extension.
    Jitsi Meet pricing and details

  11. ONCE Campfire

    Self-hosted group chat from 37signals, free and open source

    • ONCE Campfire is free. Gather starts at $12 per member / month, billed yearly.
    • ONCE Campfire has a free plan. Gather does not, though it has a free trial.
    • Only Gather lists macOS and Windows apps.
    • Only Gather lists a browser extension.
    ONCE Campfire pricing and details

  12. Matrix

    Open, decentralized network for chat and calls

    • Matrix is free. Gather starts at $12 per member / month, billed yearly.
    • Matrix has a free plan. Gather does not, though it has a free trial.
    • Only Matrix lists Linux, iOS and Android apps.
    • Only Gather lists a browser extension.
    Matrix pricing and details

10 more that are open source

All 22 in one table

Common questions

Is there an open-source alternative to Gather?

Yes. Element, Wire, Jami, SimpleX Chat, Olvid, OpenIM, Mattermost, Rocket.Chat and 14 more are open source, according to their own sites.

Is Gather open source?

Gather is not described as open source on its own site. The listing was checked on Oct 9, 2026 against the pages it cites.

When was this checked?

Each listing shows its own date. On this page they run from Oct 5, 2026 to Nov 13, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Gather: the alternatives its listing names first, then the tools that share the most features with it.