Add dark mode with colors, shadows, and surfaces handled the way a designer would.
Generate a complete visual identity and marketing-site mockup board from a product idea.
Sort, normalize, deduplicate, and resolve conflicting Tailwind utility classes.
Extract and organize existing UI into reusable components with thoughtful APIs.
Create dark-mode variants of raster images for dark UI contexts.
Design and build new UI with the complete ui.sh design guideline system.
Compare multiple UI options in-browser with the ui.sh picker.
Add PostHog feature flags to gate new functionality. Use after implementing features or reviewing PRs to ensure safe rollouts with feature flag controls. Also handles initial PostHog SDK setup if not yet installed.