1
Talky
talky.ioAlso covers messaging
Talky offers group video chat and screen sharing through a simple browser-based meeting page.
Alternatives
The Best Mattermost Alternatives in 2026
24 alternatives4 free · 7 open source
Looking for something like Mattermost? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 4 are free or have a free plan and 7 are open source.
About Mattermostgithub.com/mattermost/mattermost
VisitMattermost provides self-hosted collaboration with chat, workflow automation, voice calls, screen sharing, and AI integration.
Top picks at a glance
First suggestionTalkyTalky offers group video chat and screen sharing through a…Free or freemium optionSimpleXSimpleX Chat is an encrypted messenger without user IDs…Open source optionmatterbridgeMatterbridge connects chat platforms including IRC, Slack…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Talky | — | Not stated | Web |
| 2 | matterbridge | — | Yes | — |
| 3 | Zulip | — | Yes | — |
| 4 | Mumble | — | Not stated | — |
| 5 | Linkello | — | Not stated | Web |
| 6 | Guildbit | — | Not stated | Web, Windows |
| 7 | SimpleX | Free | Not stated | Android, iOS, Web |
| 8 | Proton Meet | Freemium | Not stated | Android, iOS, Web |
| 9 | Twist | — | Not stated | Web |
| 10 | Mumble | Free | Not stated | macOS, Web, Windows |
All Mattermost alternatives
2
Also covers messaging · same kind of open-source project · open source
Matterbridge connects chat platforms including IRC, Slack, Discord, Telegram, Matrix, and Mattermost through message bridges.
3
Also covers messaging · same kind of open-source project · open source
Zulip provides an open-source team chat server and web application for team collaboration and focused discussions.
4
Mumble
github.com/mumble-voip/mumbleAlso covers linux and messaging · same kind of open-source project
Mumble provides open-source software for real-time voice chat with low latency.
5
Linkello
call.linkello.comAlso covers messaging
Linkello creates audio and video call links, letting users start a call by sharing a web address.
6
Guildbit
guildbit.comAlso covers messaging
Guildbit hosts Mumble voice chat servers, letting users deploy a server and review upgrade or donation options.
7
Also covers messaging · free
SimpleX Chat is an encrypted messenger without user IDs, where people can connect through a link or QR code to message and call.
8
Also covers messaging · free plan
Proton Meet provides video calls with privacy protections from the creators of Proton Mail, supporting online meetings.
9
Twist
twist.comAlso covers messaging
Twist organizes team collaboration through asynchronous written conversations in a messaging app.
10
Also covers messaging · free
Mumble provides free open source, low-latency voice communication for online groups and gaming sessions.
11
TeamSpeak
teamspeak.comAlso covers messaging
TeamSpeak provides voice communication across platforms, supporting online group conversations.
12
Awesome Stoat
github.com/stoatchat/awesome-stoatAlso covers messaging · same kind of open-source project
This community list gathers libraries, bots, clients, and tools for the Stoat chat app.
13
Also covers messaging · same kind of open-source project · open source
WhatsApp Chat Exporter parses chat databases from Android or iOS backups and exports readable HTML or structured JSON.
14
Also covers messaging · free
Jitsi provides free, open-source video conferencing for the web and mobile, with options to host calls or integrate the software.
15
Videolink2me
videolink2me.comAlso covers messaging
Videolink2me creates browser-based video call links without signup or downloads, letting participants join through a shared URL.
16
Awesome Fluxer
github.com/awesome-fluxer/awesome-fluxerAlso covers messaging · same kind of open-source project
A community-maintained list collects Fluxer libraries, utilities, clients, bots, and other projects.
17
Profanity
profanity-im.github.ioAlso covers linux and messaging
Profanity provides text-based access to XMPP services as a console chat client written in C.
18
CoyIM
coy.imAlso covers linux and messaging
CoyIM provides a security-focused chat client, and its project page cautions that the software has not yet been audited.
19
Pidgin
pidgin.imAlso covers linux and messaging
Pidgin signs in to accounts on multiple chat networks through a single desktop messaging program.
20
Also covers messaging · same kind of open-source project · open source
Fluux Messenger is a cross-platform XMPP client for communities and organizations.
21
Also covers messaging · same kind of open-source project · open source
Ferdium brings multiple messaging and productivity services together in one desktop application.
22
Profanity
github.com/profanity-im/profanityAlso covers messaging · same kind of open-source project
Profanity lets users connect to XMPP messaging services from a terminal interface.
23
Also covers messaging · open source
WeeChat is a fast, light and extensible chat client with a text-based user interface.
24
Also covers messaging · open source
The Altus desktop client packages WhatsApp Web with themes and notifications, providing a desktop interface for messaging.
No alternatives match this filter.
Alternatives to similar tools
Proton Meet24 alternativesAltus24 alternativesmatterbridge24 alternativesAwesome Fluxer24 alternativesAwesome Stoat24 alternativesZulip24 alternatives
What is the best alternative to Mattermost?
Based on features, tags and platforms, the closest alternatives to Mattermost are Talky, matterbridge, and Zulip.
Is there a free alternative to Mattermost?
Yes. SimpleX, Proton Meet, and Mumble are free or offer a free plan.
Are there open-source alternatives to Mattermost?
Yes: matterbridge, Zulip, WhatsApp-Chat-Exporter, and Fluux.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative