OBS Studio
- Sources, +, Browser. Paste your overlay address. Width 1920, height 1080 (1080 × 1920 for a vertical canvas).
- Untick "Shutdown source when not visible". Put it at the top of every scene.
- Optional: Docks, Custom Browser Docks, paste the control panel's phone link. It then works inside OBS even without internet.
No control panel? Add one Browser source per lower third with /overlay?show=name-mel&hold=8 and tick "Refresh browser when scene becomes active". It rises each time it appears.