Thoughtfully designed themes, tools and presets for a more personal Chub experience. Explore a palette, tune the details, preview your design and build a standalone CSS file right in your browser.
Start with a palette, then adjust the details.
Loading the KM Warm source…
The generated file is assembled in this browser. Your settings are encoded in the share link; there is no account or server-side theme builder.
Unofficial KM Warm theme helper. Tell me the look you want (colour, text size, how solid the chat cards are) and I'll give you a link that builds your theme file. Say "install" for the steps.
Setup: enable Use V2 Spec. (Menu > Configuration > Prompt Structure). Phone-tested; desktop is beta.
(For API, preset or lorebook help, use the Chub Helper bot.)
Dark mode reference · the downloaded CSS keeps automatic light/dark behaviour.
To remove it, use Clear Custom CSS. Chub accepts a file upload; there is no paste box.
Download KM Warm LITE · Download compatibility build · Report a problem
The compatibility build includes legacy colour fallbacks and may look less exact in older browsers. The base theme is phone-tested; desktop remains beta.