Both run the same browser sources. The difference is what happens when you want your overlay to live somewhere other than one machine.
Streamlabs and OBS both run browser-source widgets identically, so widget choice is not really a Streamlabs-versus-OBS decision — the real difference is that OBS is lighter and more configurable, which matters when you are already running a casino in a browser alongside it.
Streamlabs Desktop and OBS Studio share an engine, which is why almost every overlay works in both. Where they differ matters less than people think — and in one specific way, more.
Any widget delivered as a URL is a browser source, and both apps render browser sources with the same Chromium build. A bonus hunt overlay, a leaderboard, an alert box — if it works in one, it works in the other. Transparency, custom CSS and the refresh behaviour are all identical.
So "does this work with Streamlabs?" almost always has the same answer as "does this work with OBS?". Ours do: see the Streamlabs widgets page for the exact steps, which are the same three clicks as OBS.
Streamlabs ships an integrated alert and widget system. Convenient at the start, and limiting later — you are working inside their widget catalogue. OBS ships almost nothing and expects you to bring sources, which is more setup and fewer walls.
Streamlabs carries more UI and background services. On a machine that is also running a casino in a browser plus a capture, that overhead is real. If you are dropping frames, this is worth testing before you buy hardware.
Moving a Streamlabs setup to OBS, or to a second PC, is tedious. Every browser source has to be re-added and repositioned by hand.
Neither app solves the real problem: your overlay lives inside your streaming software. Rebuild a scene, switch machines, or hand setup to someone else, and you are re-adding sources one at a time.
The way around that is to keep the layout outside the app entirely. Build it once in a stream layout editor, then add the whole thing as a single browser source. One URL. Edits appear live without opening OBS or Streamlabs, and moving to a different machine means pasting one link.
At that point the Streamlabs-vs-OBS question shrinks to preference, because your overlay is not stored in either.
If your OBS setup is still a pile of unaligned sources, the OBS setup guide is the place to start.
Every widget is free and works in both — see them at CasinoHub.
Yes. Overlay widgets are browser sources, and both applications render them the same way. Any widget that works in one works in the other.
OBS is lighter, which matters because a casino stream already runs a browser capture alongside the encoder. Streamlabs bundles more out of the box at a higher resource cost.
Largely yes. Browser sources carry over as URLs, so the widgets move with a copy and paste. Scene layout and capture sources need setting up again.
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