uml.singsk.com PlantUML MCP Server: Install & Setup

Install uml.singsk.com PlantUML in Claude Code

Claude Code

claude mcp add --transport http uml-singsk-com-plantuml https://uml.singsk.com/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "uml-singsk-com-plantuml": {
      "url": "https://uml.singsk.com/mcp"
    }
  }
}

Render, validate, encode/decode PlantUML diagram-as-code; 22 diagram types. Free, no auth.

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Remote. Hosted by the provider. You connect with a URL, nothing to install.

Run: claude mcp add --transport http uml-singsk-com-plantuml https://uml.singsk.com/mcp

beepboop2025/undertow-mcp

Dated exit evidence, depth, tiers and gold cash scenarios. No executable quotes or trade authority.

app.twelvebit/analytics

Web and revenue analytics: traffic, goals, funnels, journeys and revenue by source. OAuth sign-in.

com.unflagdomain/website-blacklist-removal

Website flagged by security vendors? Free scan, then we send the removal requests for you (paid).

0xDanielLopez/tweetfeed-mcp

IOCs (URLs, domains, IPs, hashes) shared by the infosec community on X/Twitter. No auth, CC0.

io.github.mattpicone/upgradelens

npm/PyPI package dependency upgrade reviews: security, runtime compatibility, cited migration.

cz.tvojelajky/agent-commerce

Instagram and TikTok services: live CZK quotes, orders and customer-authorized prepaid purchases.