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Skip to contentFormat, minify, convert and inspect JSON in your browser — CSV, YAML, XML, JWT and GraphQL helpers with no upload.
Developers reach for JSON dozens of times a day — pretty-printing API responses, converting CSV exports, checking JWT expiry or turning config into TypeScript. Tentaco bundles these workflows locally so sensitive payloads never leave your machine.
Yes — all guides link to free browser tools with no account required.
Most tools process data locally in your browser.