Theme Registry

Customize SirenoDECK with beautiful themes or create your own.

Creating a theme? Use the extension-authoring skill to build and test it in your own repository before submitting.

Official Themes

The built-in slate dark theme. Deep slate background, cyan accents, IBM Plex Sans + Plex Mono typography.

Clean minimal light theme. Perfect for bright environments and daytime use.

Oceanic dark blue theme. Deep navy tones with teal highlights and a late-night surf-poster aesthetic.

Synthwave theme: black background, electric-cyan primary with magenta/pink contrast, perspective grid icons.

Build a custom theme with your own colors, typography, and styling preferences.

Soft ivory tiles, graphite typography and a single deep-blue accent. A calm, tactile third-party theme inspired by the clarity of mobile interfaces.