まんまるテスト
Free tool that measures how perfectly round your hand-drawn circle is. Scores based on roundness, closedness, and 360-degree coverage. Use as a stream mini-game or as an OBS Studio browser source.
YouTube/Twitch Comment Overlay (www.ruri.info)
Comment overlay customization tool for YouTube and Twitch livestreams. Choose from bubble, simple, outlined, and more styles with customizable colors and fonts. Apply the generated CSS to OBS Studio browser sources.
Streaming Timer (www.ruri.info)
Free customizable timer for live streamers. Design and generate a URL to use as a browser source in OBS Studio. Control start, stop, and reset via OBS custom browser docks.
Streaming Roulette (www.ruri.info)
Free customizable roulette tool for live streamers. Design and generate a URL to use as a browser source in OBS Studio, adding a random-item-selection element to your stream.
Streaming Counter (www.ruri.info)
Free customizable counter for live streamers. Adjust font, background shape, and colors, then use the generated URL as a browser source in OBS Studio. Control the count value in real time via OBS custom browser docks.
Reaction Time Test (www.ruri.info)
Free reaction time measurement tool. Click when the screen turns green and measure your average response speed over 5 trials. Use as a mini-game in streams or as an OBS Studio browser source.
Discord Overlay CSS (www.ruri.info)
Discord overlay customization tool for live streamers. Choose from cute, classic, and other styles with customizable icon shapes, colors, and animations. Apply the generated CSS to OBS Studio via Streamkit or Discord Reactive.
Digital Clock for Streaming (www.ruri.info)
Free digital clock generator for live streamers. Choose from 8 styles including gradient, color, neon, and bubble clocks, with customizable colors and animations. The generated URL can be used as a browser source in OBS Studio.
Click Speed Test (www.ruri.info)
Free click speed measurement tool. Choose from 10, 30, or 60 second durations and measure how fast you can click. Use as a mini-game in streams or as an OBS Studio browser source.
Background Generator (www.ruri.info)
Background generation tool for streaming. Choose from solid colors, gradients, or patterns, and freely customize colors, sizes, and opacity. The generated URL can be used as a browser source in OBS Studio.
