Code & Data Tools
Format and validate JSON, XML, and YAML. Encode and decode Base64 and URLs. Convert Morse code, minify HTML, and more. All free, all instant, no signup required.
Formatters & Validators
Beautify, minify, and validate structured data formats. Instantly catch syntax errors in JSON, XML, and YAML.
-
JSON Formatter and Validator
Format, validate, and minify JSON data instantly with our free online tool
Format, validate, and minify JSON data instantly with our free online tool -
XML Formatter and Validator
Format, validate, and minify XML data instantly with our free online tool
Format, validate, and minify XML data instantly with our free online tool
Encoders, Decoders & Converters
Encode and decode Base64 and URL strings, convert between data formats, and translate text to Morse code.
-
Morse Code Converter
Encode text to Morse code, decode Morse to text, and play audio instantly
Encode text to Morse code, decode Morse to text, and play audio instantly -
Base64 Encoder and Decoder
Encode text and files to Base64 or decode Base64 strings back to readable text instantly with our free online tool
Encode text and files to Base64 or decode Base64 strings back to readable text instantly with our free online tool
Browse Tools By Category
What Are Code & Data Tools?
Code and data tools help developers, QA engineers, and technical writers work with structured data formats and encoded strings. Whether you need to quickly validate a JSON response from an API, decode a Base64 string, or check whether a URL is correctly percent-encoded, these tools handle it instantly in your browser — no installation, no server upload, no account required.