# matrix-nio

> Updated 2026-09-03 · type: tool · category: chat-helpdesk · status: active · rev 1

~705 stars; complements mautrix-python; Open Matrix client-server protocol with E2EE. Auth via access token/password. Open federated standard; no ToS risk.

- Open source: yes (Apache-2.0)
- Self-hostable: yes
- Pricing model: free
- Best for: Python developers building applications that communicate with Matrix servers, including encrypted messaging.
- Last verified: 2026-09-04

- **Canonical:** https://gtmstacker.com/registry/tool/matrix-nio/
- **Source:** [github · github.com/poljar](https://github.com/poljar/matrix-nio)
- **Tags:** chat-helpdesk, messaging-chat-platforms
- **Repository:** https://github.com/poljar/matrix-nio

## Is matrix-nio open source?

Yes — Apache-2.0-licensed.

## How much does matrix-nio cost?

It is free to use.

## Can I self-host matrix-nio?

Yes — it can be self-hosted.


---

~705 stars; complements mautrix-python; Open Matrix client-server protocol with E2EE. Auth via access token/password. Open federated standard; no ToS risk.