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Roulette Alert Guide

What is Roulette Alert?#

Roulette is an OBS widget that spins a wheel per donation tier and outputs a random result (text, alert, or AI image). You set the probability weights per rule.

Create URL & Add to OBS#

  • Register your streaming channels in the left panel and name the widget; the URL is issued automatically (use ‘New’ to create another slot).
  • Click Copy and paste the URL into an OBS Browser Source.
  • Open the roulette in a new tab via Open to preview before placing it in OBS.
  • Create multiple roulette slots under one account to run different events in parallel.

Voice & Display Duration#

  • Voice options: None · Browser default TTS · Donastar TTS.
  • Choosing Donastar TTS expands a voice settings section right below for fine-tuning the voice model.
  • Display duration (1–999 sec, default 5) — how long the roulette result stays on screen.
  • Shorter durations react faster to new donations but may flash by before viewers notice.

Defining Rules#

  • Click Add Rule to add a card. The header counter (n/100) shows the rule limit (100, the same for all tiers).
  • Amount range: pick a base platform and the other platforms are auto-filled by exchange rates. Click each platform chip to edit min/max manually.
  • Image/audio: toggle between Upload (file) and URL. Use the default media modal to reuse pre-registered files.
  • Roulette values: per row choose output type (text/alert/imagen), count, content, and probability (%). The total badge turns green/red instantly (100% recommended); if it isn’t 100%, weights are auto-normalized proportionally.

Theme · Style · Block Filter & Preview#

  • Theme presets: one click applies a curated colour combo in bulk.
  • Style edit: tweak font size (default 28), text stroke (default 5), bold (default ON), and four animations (fadeScale, slideUp, slideDown, bounce).
  • Chat block filter: enter blocked words and nicknames line-by-line; they are skipped by the roulette trigger.
  • Use the right-hand preview panel: Refresh reloads the latest settings, and Test spins the wheel as if a real donation arrived.

Roulette Use Cases#

  • Tiered rewards: ₩10K spins a small wheel, ₩100K spins a jackpot wheel for escalating excitement.
  • Lucky hour: create a separate slot with bumped jackpot odds during a specific time window.
  • Imagen output: pick “imagen” as the output type to link with Smart Image Alerts and surface AI-generated images.
  • Block filter: keep the wheel clean by blocking spam nicknames and slurs.

When changes are not reflected in the URL#

Double-click the source with the URL in OBS, check the ‘Refresh browser when scene becomes active’ checkbox, and click the ‘Refresh cache of current page’ button.

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Roulette Alert Guide
https://blog.donastar.tv/en/posts/roulette-guide/
Author
Donastar
Published at
2026-07-12
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