No it's not. Matrix isn't part of the Fediverse. It doesn't use ActivityPub and there is no interop with any other Fediverse service.
That doesn't make Matrix bad, it just makes it it's own thing.
Semantic ablation: Why AI writing is boring and dangerous
Microsoft 365 Copilot [aka Office Hub] for Android or iOS auto-sends files to AI & OneDrive before you even realise it, instead of opening normally
Acting ethically in an imperfect world (or: why Cory Doctorow is wrong on AI)
Giant stop killing games updates 2026
Unity CEO says an upcoming Beta will allow people to "prompt full casual games into existence"
Carnival float at todays Rose Monday Parade in Düsseldorf, Germany
Carnival floats at this years Rose Monday parade in Düsseldorf Germany
Chat Control 1.0: Civil Society Mobilizes Against Extending Mass Surveillance – EU Parliament Decision Imminent
Amazon hit with first financial penalty by German anti-trust watchdog | dpa international
Brandon Sanderson: We Are The Art
French music streaming service Qobuz bans AI generated music
GOG now using AI generated images on their store
Stop Killing Games Update: final signature count revealed
Stop Killing Games Update: final signature count revealed
German public radio and television (SWR) just published a whitepaper about the fediverse: "Chancen des Fediverse für Journalismus"
The EU Commission Is Gutting Net Neutrality
AI Agent, AI Spy
39C3 Talk: Chatkontrolle - Ctrl+Alt+Delete
Jolla Phone update: 6000 preorders passed, new details of hardware unveiled
Commission registers European Citizens' Initiative on human rights standards
That's why Ultramarine exists. It's just Fedora with RPM-Fusion (the non-free repo) preconfigured and the Nvidia drivers preinstalled.
https://ultramarine-linux.org/