io.github.dgesteves/onsystem
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Publisher-provided title
onsystem
Publisher-provided description
Catches palette colors, native elements and APIs your design system lacks in agent-written React.
Summary by lookupd
Checks agent-written React code against a design system, flagging palette colors, native elements, and APIs it does not define.
Install
Claude Code, npm package (stdio)
claude mcp add onsystem -- npx -y onsystem
Codex, npm package (stdio)
codex mcp add onsystem -- npx -y onsystem
Cursor, npm package (stdio) → .cursor/mcp.json
{
"mcpServers": {
"onsystem": {
"command": "npx",
"args": [
"-y",
"onsystem"
]
}
}
}Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.
Details
- Version: 0.12.1
- Transports: stdio
- First indexed:
- Last seen in registry:
- Repository: https://github.com/dgesteves/onsystem
- Website: https://onsystem.vercel.app
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