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OK JSON vs JSONLint: catalog facts
OK JSON	JSONLint
Paid Sold through the Mac App Store and as a direct download; the research does not list the…	Free The website is free to use.
macOS	Web
Opens clipboard JSON instantly, even when malformed jq, JSONPath and JavaScript queries built in	Validates and pretty-prints in one step Accepts pasted JSON or a URL
macOS only Pricing not stated on the homepage	Syntax checking only on the website, no schema validation The related CLI package has not been updated since 2022
Downloadable app	Web application
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Needs internet
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.