Justin Levine
Justin Levine is an AI-native design engineer based in Raleigh, NC. Product Engineer at Mastra, previously contract at 
Neon. The rest of the time I build open-source tools, used in 170+ countries by millions of people.
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things i’ve built
- 2026
- Neon UIUI for building on Neon
- shieldcnshadcn components as badges
- agent-plugin-sdkOne plugin, every harness
- 2025scn-stackScaffolds a shadcn registry
- jal-co/uiComponents on the shadcn registry
- FMMLoader-26Football Manager mod manager
- Real Sports App: Badge DesignAchievement badges for events
- 2024OrcaSlicer: Logo DesignOpen-source FDM slicer
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