Jarroba Tools · Calculation MCP server

by Invarato·io.github.Invarato/jarroba-tools-calc·v0.3.0

Maths a model gets wrong: units with dimensional checking, equations, sheets. 5 tools, local.

A92/100grade A

What users say

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Safety scan

A92/100

not scanned yet

Adoption

Growing

0 stars429 downloads/wk

Reviews

Nobody has reviewed Jarroba Tools · Calculation yet.

If you have run it, two minutes of your experience saves the next person an afternoon.

No tool declarations could be read from the package source. They show once the server is installed.

Not scanned yet. New listings are scanned within a day or two of arriving.

Against every graded Productivity MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score: 92/100; higher than 90% of 1,299 Productivity servers
Downloads a week: 429; more than 81% of 427 Productivity servers with a package

Release history: 7 versions in the registry since 2026-09-16, latest 2026-10-26, typically one every 7 days.

Runs npx -y @jarroba/mcp-calc on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add jarroba-tools-calc -- npx -y @jarroba/mcp-calc

Is Jarroba Tools · Calculation MCP server safe?: Yes, by our scan: it is graded A (92/100). Read the Jarroba Tools · Calculation safety report
How do I install Jarroba Tools · Calculation?: It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Jarroba Tools · Calculation need an API key?: No secret keys are declared. It reads 1 setting from the environment.
Is Jarroba Tools · Calculation maintained?: The last commit was 33 days ago (2026-10-02). The latest release is v0.3.0.
What can I use instead of Jarroba Tools · Calculation?: Servers from other publishers that do the same job: MCP Server for Excel, Gsheets MCP server and Sheets MCP server.
How does Jarroba Tools · Calculation compare with other Productivity MCP servers?: safety score 92/100 (higher than 90% of 1,299 Productivity servers); downloads a week 429 (more than 81% of 427 Productivity servers with a package). Full comparison.

Same job from other publishers: the closest match first, then the best rated.

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Local package. It runs on your machine, not through the gateway.

JARROBA_MCP_DOMAINSWhich tool domains to publish, comma-separated. Defaults to what this package is for. Valid: core, calc, diagram, kg, db, ai, logs, queue, project, tests, api, chip, chem, access, archsim, security, experiments, payroll. Fewer domains means less of your context window spent on tool definitions.

Claim it to keep the listing current and reply to reviews. Claiming never changes the grade or hides a review.

Shows the safety grade and links back to this page. It updates itself after every scan and review.

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