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Convert structured data between JSON, YAML, TOML and XML, validate input, and preview the output with GitHub-style code highlighting.
Runs locally in your browser by default — nothing is uploaded first.
Use this for data migration, config cleanup, and copy-ready format switching.
Use the sample or paste source data, then choose input and output formats.
JSON / YAML / TOML / XML Converter runs locally in your browser by default, so you can work with the content without uploading it first.
Convert structured data between JSON, YAML, TOML and XML while keeping validation and highlighted output on the same page.
Does JSON / YAML / TOML / XML Converter run locally or in the cloud?
JSON / YAML / TOML / XML Converter runs locally in your browser by default, so you can work with the content without uploading it first.
What usually comes after JSON / YAML / TOML / XML Converter?
A common next step is to continue into related workflows such as Code and Data Formatting Tools.
Is a JWT encrypted?
A standard signed JWT is not. The payload is base64url text that anyone with the token can read. Encryption requires the separate JWE format.
A JWT is three base64url segments, and decoding one tells you nothing about whether it is genuine. How to read the claims, and why tokens break in URLs.
Base64 Explained: Encoding, Padding, Data URLs, and Common MistakesA technical article on how Base64 turns bytes into text, why padding exists, how URL-safe variants differ, and why Base64 is not encryption.
Encryption Basics in the Browser: Hashing, Symmetric Keys and What Stays LocalHashing is not encryption. Symmetric encryption needs a secret both sides share. What browser-side crypto can and cannot protect.
collectionCode and Data Formatting ToolscollectionData Format Conversion ToolsConvert structured data between JSON, YAML, TOML and XML while keeping validation and highlighted output on the same page.
