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tresor4k/macalc-mcp

MCP Developer Tools

A free, self‑hosted or remote MCP calculator service offering over 500 everyday calculation tools across finance, health, math, construction and more for 8 countries’ tax systems.

JavaScript Latest v0.3.1 · 1mo ago Security brief →

Features

  • 501+ calculators spanning 22 categories
  • Covers tax calculations for 8 countries (FR, BE, CH, CA/Québec, US, UK, MA, SN)
  • Supports finance, health/sport, math, construction, science, conversions and many niche domains
  • Zero‑API‑key usage – free and stateless via Streamable HTTP or local stdio/Docker proxy

Recent releases

View all 7 releases →
No immediate action
v0.3.1 Feature

Response schema + sibling notes

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v0.3.0 Feature

outputSchema declaration

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v0.2.2 Feature

Detailed tool descriptions

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v0.2.1 Breaking risk

Breaking changes — review before upgrading.

No immediate action
v0.2.0 New feature

Prompt & resource forwarding

Weekly OSS security release digest.

The CVE patches and breaking changes that affected production tools this week. One email, every Sunday.

No spam, unsubscribe anytime.

About

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Languages
JavaScript Dockerfile
Downloads/week
82 ↓82%
NPM Maintainers
1 Single npm maintainer
Contributors
2

Install & Platforms

Install via
docker shell-script

Beta — feedback welcome: [email protected]