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Pumble alternatives · Team Chat

Open-source alternatives to Pumble

Pumble is not described as open source on its own site. 7 of the 33 other team communication apps in this directory are open source, according to their own sites.

Pumble has a free plan. Paid plans start at $2.49 per seat / month, billed annually. All of them are free or have a free plan.

7 tools · Listings checked up to Oct 6, 2026 · Where the facts come from

How each one differs from Pumble

  1. Rocket.Chat

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

    • Rocket.Chat is open source, self-hostable and end-to-end encrypted, according to its own site.
    • Pumble also covers video calls.
    Rocket.Chat pricing and details

  2. 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. Pumble starts at $2.49 per seat / month, billed annually.
    • Zulip is open source and self-hostable, according to its own site.
    • Pumble also covers video calls.
    Zulip pricing and details

  3. Element

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

    • Element is open source, self-hostable and end-to-end encrypted, according to its own site.
    Element pricing and details

  4. Wire

    End-to-end encrypted messaging and calls for organizations

    • Wire starts at €7.45 per person / month, paid annually. Pumble starts at $2.49 per seat / month, billed annually.
    • Wire is open source, self-hostable and end-to-end encrypted, according to its own site.
    Wire pricing and details

  5. ONCE Campfire

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

    • ONCE Campfire is free. Pumble starts at $2.49 per seat / month, billed annually.
    • Only Pumble lists macOS, Windows, Linux, iOS and Android apps.
    • ONCE Campfire is open source and self-hostable, according to its own site.
    • Pumble also covers video calls.
    ONCE Campfire pricing and details

  6. Mattermost

    Self-hosted team messaging with playbooks, calls and boards

    • Mattermost is open source and self-hostable, according to its own site.
    • Mattermost also covers kanban boards, workflow automation and AI agents.
    • Pumble also covers video calls and file sharing.
    Mattermost pricing and details

  7. Jitsi Meet

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

    • Jitsi Meet is free. Pumble starts at $2.49 per seat / month, billed annually.
    • Jitsi Meet is open source, self-hostable and end-to-end encrypted, according to its own site.
    • Pumble also covers team chat and file sharing.
    Jitsi Meet pricing and details

Common questions

Is there an open-source alternative to Pumble?

Yes. Rocket.Chat, Zulip, Element, Wire, ONCE Campfire, Mattermost and Jitsi Meet are open source, according to their own sites.

Is Pumble open source?

Pumble is not described as open source on its own site. The listing was checked on Oct 6, 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 Oct 6, 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 Pumble: the alternatives its listing names first, then the tools that share the most features with it.