Developer
Browser-based JSON, XML, encoding and data utilities that keep your input private.
JSON Formatter
Pretty-print minified or messy JSON with 2 or 4-space indentation.
JSON Validator
Check whether a JSON document is syntactically valid and pinpoint the error.
JSON Viewer
Explore JSON as a collapsible, color-coded tree.
JSON Minifier
Strip whitespace from JSON to reduce payload size.
JSON Diff
Compare two JSON documents and see added, removed and changed keys.
XML Formatter
Pretty-print minified or messy XML with proper indentation.
XML Validator
Check whether an XML document is well-formed.
JSON ⇄ XML Converter
Convert JSON to XML or XML to JSON with one click.
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 back to text, UTF-8 safe.
URL Encoder / Decoder
Percent-encode or decode URLs and query string values.
JWT Decoder
Decode a JSON Web Token's header and payload for inspection.
UUID Generator
Generate one or many random version-4 UUIDs.
Hash Generator
Generate SHA-1, SHA-256 or SHA-512 hashes of text.
Regex Tester
Test a regular expression against sample text with live highlighting.
SQL Formatter
Uppercase SQL keywords and lay out clauses on separate lines.