MCP Server

FreeToolHub MCP Server

io.github.cavan1977/freetoolhub

What is the FreeToolHub MCP server?

44 calculators for AI agents: US tax, finance, business + an MCP engineering & security suite.

Copy-paste configuration for popular MCP clients.

transport: http

Config generated by PluginBench — verify against the source before use.

Environment / auth

X-API-Key
secret
Optional. Free for 50 tool calls per IP per day without a key. Supply a key to lift the daily quota.

~/.cursor/mcp.json

{
  "mcpServers": {
    "freetoolhub": {
      "url": "https://freetoolhub.org/api/mcp"
    }
  }
}

Active

FHIR chart tools for MCP: read-only by default, with elicitation-gated, human-approved writes.

TypeScript

Apache-2.0

Active

Open MCP server for US electricity tariffs: real rate lookup, bill estimates, and when to charge.

Python

Apache-2.0

Remote MCP server for HTML-to-PDF and screenshots with OAuth and API-key auth.

MCP server for Fabrx - Build APIs from documents in your IDE

Active

Arabic formatting: 22 Arab currencies (Saudi riyal U+20C1), Hijri dates, تفقيط, RTL/bidi fixes.

TypeScript

MIT

Search French companies, directors and associations (INPI, INSEE, RNA).