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Convert JSON to and from YAML, CSV, XML and more. Bidirectional, lossless where possible, and 100% local.
Turn JSON into clean, readable YAML for configs, pipelines and manifests.
Parse any YAML config into strict, valid JSON your code can consume.
Flatten an array of JSON objects into spreadsheet-ready CSV.
Parse CSV into a clean array of typed JSON objects, header-aware.
Convert JSON into well-formed XML with attribute and element control.
Parse XML into predictable JSON with clear attribute and text mapping.
Every tool in this category runs entirely inside your browser. Your data is never uploaded to a server, so you can safely work with API keys, tokens, customer records and other sensitive payloads. There is no sign-up, nothing to install, and the whole toolkit keeps working offline once loaded.