Design Systems & UI Kits tools

Curated design systems & ui kits tools in the ToolFomo constellation. Each one is hand-picked and summarised in a single line.

• Neurodiversity Design System — A design system and set of guidelines focused on creating inclusive digital experiences for neurodivergent users, covering conditions like ADHD, autism, dyslexia, and more. It provides UX principles, patterns, and resources to help designers and developers build more accessible products. (Free) Available on web.
• Built at Lightspeed — A curated directory of websites and products built with Astro, showcasing real-world examples of the Astro web framework in production. Helps developers and designers find inspiration from sites using Astro. (Free) Available on web.
• 21st — A registry of 12,000+ React and Tailwind components, templates, and shadcn themes, built by design engineers, with AI-ready prompts to drop into Cursor, Claude Code, v0, or Lovable. (Freemium) Available on web.
• Untitled UI — Untitled UI is a large-scale Figma UI kit and design system containing thousands of components, styles, and templates built to help designers and teams build products faster. (Freemium) Available on web.
• designsystems.com — A publication and resource hub dedicated to design systems, featuring articles, talks, and guides on building and scaling design systems across teams and organizations. (Free) Available on web.