Third Room

6.5easy start · #18 of 22
in Virtual Meeting Room Software

Free to practise onnot on record
Free trialnot on record
Well documentedyes
Runs where you worknot on record

Runs on self-hosted, Web.

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Third Room is ranked #18 of 22 in virtual meeting room software on The Geeks Club. It runs on Self-hosted, Web.

Compared on virtual meeting room software

Spatial audio: Yes
Guest access: Yes

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The record

Purpose: Third Room is an open-source social platform for communicating and collaborating in immersive 3D worlds.
Worlds: Users can create or join public and private worlds, invite others, and manage world privacy, roles, and permissions.
Matrix: Third Room is built on Matrix and supports communication with users on other platforms that support Matrix.
Encryption: The getting started guide says communication is end-to-end encrypted and messages and files can only be accessed by intended recipients.
Decentralization: Users can choose a homeserver, including setting up their own, and the guide says data is distributed across homeservers.
XR: The getting started guide describes support for desktop and XR.
Creators: Creators can build 3D content in glTF and use the Unity exporter to add features such as lightmaps, spawn points, and physics.
Developer tools: The Web Scene Graph API supports interactive world scripting from WebAssembly-compatible languages, with JavaScript runtime and an in-world editor also available.
Networking: Third Room uses Matrix Group VoIP Calls for networking and voice chat, and its WebSG networking API uses peer-to-peer WebRTC data channels.
Self-hosting: The client is a single-page web app that can be hosted on a static web server; running your own Matrix homeserver is optional.
Content limit: The creator guide recommends uploading binary glTF scenes under 50 MB.
Support: The documentation directs users with questions or feedback to the Third Room Matrix chat.
Audience: The homepage presents Third Room for communities to gather, share, collaborate, host events, and explore 3D concepts, including architecture and industrial design use cases.
What it does: Third Room is an open-source social platform for communicating and collaborating in immersive 3D worlds, built on Matrix.

Where it ranks on The Geeks Club

Best Virtual Meeting Room Software in 2026#18 of 22

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Sources

thirdroom.io/docs/guides/· checked 4 Oct 2026
thirdroom.io/docs/guides/creators.html· checked 4 Oct 2026
thirdroom.io/docs/guides/developers.html· checked 4 Oct 2026
thirdroom.io/docs/guides/self-hosting· checked 4 Oct 2026
thirdroom.io· checked 4 Oct 2026
thirdroom.io/docs/guides/developers· checked 9 Oct 2026
thirdroom.io/docs/guides/unity/· checked 9 Oct 2026