Limits and Compatibility
Overlay limits
| Item | Limit |
|---|---|
| Overlay surfaces | 25 |
| Objects per overlay | 15 |
| Embed iframes per overlay | 8 |
| Canvas width | 320 to 7680 pixels |
| Canvas height | 240 to 4320 pixels |
Embed iframes include chat, Bot Overlay, Custom Counters, Custom Lists, and plugin widgets. The iframe limit exists because each embed is a Chromium subframe.
Media upload
Default maximum is 100 MB per file. One Add Media batch may contain 100 selected files. An archive may contain 200 supported media files. Multi-volume RAR is not supported.
Channel Points window
Live queue, saved history, and lifetime spend each show 50 rows. Fulfill and Cancel apply only to rewards GRiMbot created through the Twitch API.
Custom Commands and Voice Commands
Match Mode Anywhere matches inside a longer word. Test that setting before using a short Phrase.
Operating system and OBS
| Item | Requirement |
|---|---|
| Windows package | Windows 10 or 11, x86_64 |
| Linux package | amd64 or arm64 |
| OBS Integration | OBS 28 or newer (WebSocket 5.x) |
| Overlay Browser Sources | May load on older OBS. Scene control will not. |
| Spotify Song Requests | Spotify Premium and an active device |
| Python on packaged Core | Bundled. Do not install system Python for a packaged install. |
Chat Games website
Casino is the only Chat Game that accepts website play. Other games on a website are display and statistics.
EventSub
Packaged local installs use WebSocket EventSub. Webhook EventSub requires a public base URL and is outside the packaged local layout.