195 UX/UI principles with citations, 12 UX smells, 12 flow checklists, 8 required rules, EN/ES.
Connect Runs on your machine
claude mcp add uxui-principles -e UXUI_API_KEY=<UXUI_API_KEY> -- npx -y @uxuiprinciples/[email protected]{
"mcpServers": {
"uxui-principles": {
"command": "npx",
"args": [
"-y",
"@uxuiprinciples/[email protected]"
],
"env": {
"UXUI_API_KEY": "<UXUI_API_KEY>"
}
}
}
}{
"mcpServers": {
"uxui-principles": {
"command": "npx",
"args": [
"-y",
"@uxuiprinciples/[email protected]"
],
"env": {
"UXUI_API_KEY": "<UXUI_API_KEY>"
}
}
}
}{
"servers": {
"uxui-principles": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@uxuiprinciples/[email protected]"
],
"env": {
"UXUI_API_KEY": "<UXUI_API_KEY>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
UXUI_API_KEYOptional, secret | Optional. Principles Library API key from uxuiprinciples.com/account. Unlocks full guide bodies, AI prompts, audit_interface and check_requirements. Without it the server runs offline on the bundled dataset. |
Details
| Package | @uxuiprinciples/[email protected] (NPM, stdio) |
| First published | 9 Nov 2026 |
| Last updated | 9 Nov 2026 |
| Registry name | io.github.joselhurtado/uxui-principles |
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