Zulip provides an open-source team chat server and web application for team collaboration and focused discussions.
Open source
24 alternativesMattermost
vsCoyIM
Mattermost vs CoyIM
How do Mattermost and CoyIM compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Mattermost | CoyIM |
|---|---|---|
| What it is | Mattermost provides self-hosted collaboration with chat, workflow automation, voice calls, screen sharing, and AI integration. | CoyIM provides a security-focused chat client, and its project page cautions that the software has not yet been audited. |
| Website | ||
| Type | Open-source project | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Linux | Linux, macOS, Web, Windows |
| Open source | Not stated | Not stated |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both Mattermost and CoyIM.
Talky offers group video chat and screen sharing through a simple browser-based meeting page.
Guildbit hosts Mumble voice chat servers, letting users deploy a server and review upgrade or donation options.
Mumble provides free open source, low-latency voice communication for online groups and gaming sessions.
Free
24 alternativesProfanity provides text-based access to XMPP services as a console chat client written in C.
Proton Meet provides video calls with privacy protections from the creators of Proton Mail, supporting online meetings.
FreemiumPick
24 alternatives