An open source design system that's fully customizable and agent ready
Astryx theme
Start anywhere.
Change anything.
Ship faster.
A design system that adapts to your workflow, not the other way around. Built for speed,
clarity, and creative freedom. Themes that fit your brand
Fully customizable themes ready for use. Make it yours without starting from scratch.- Aa Neutral
- Aa Stone
- Aa Gothic
- Aa Matcha
- Aa Y2k
- Aa Butter
- Aa Chocolate
- Aa Liquid Glass
Over 180 components
Accessible and themeable Svelte components with built-in spacing, dark mode, and flexible styling. Badge Badge
Sample option
A design system that your agent can use
Scaffold projects, browse templates, generate themes, and get agent-ready docs from the command line or MCP.How can i help you today?
Ready to ship templates
Production-ready templates for common pages, just plug in your content.A faithful port, checked by machine
Every component is authored against the same StyleX token references Astryx uses, so the compiler emits byte-identical CSS — fidelity is proven by two oracles rather than by review.- 211/213
- documented components
- 629
- example blocks
- 8
- theme packages
- 20
- reference topics
Design for speed
Foundations you can trust, speed you can feel. The system is built so teams stop reinventing the basics and start shipping the ideas that matter.Built by the people who use it
The system gets sharper when we put it to work in the real world. Using it in context strengthens the whole system for everyone.Ready for what's next
The quality bar is accelerating. Astryx pairs opinionated foundations with flexible patterns so your system keeps pace, no matter how the craft evolves.
Discover the full design system
Browse 180+ components, explore production-ready templates,
and tune themes to match your brand; pick a starting point and go.