json-tools-mcp
Advanced tools
Validate, format, and inspect JSON on the local machine. No network, no key, nothing is sent anywhere.
This file is self contained. It reads public data only and never writes to the machine. All output is bounded and honest about what could not be fetched.
validate_json Check JSON validity.format_json Pretty print JSON.json_info Return top level type and key count.npm install
npm run build
node dist/index.js
All processing happens locally. The server never sends your JSON anywhere.
Every tool in this package is free: no licence key, no premium tier, no hosted licence gateway. The paywall machinery this repo once carried (per-tool licence checks and paid hosted endpoints) was removed repo-wide on 2026-10-17. Nothing that this package installs or calls asks you to pay.
FAQs
Validate, format, and inspect JSON locally. No network and no key.
The npm package json-tools-mcp receives a total of 32 weekly downloads. As such, json-tools-mcp popularity was classified as not popular.
We found that json-tools-mcp demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
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