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YAML to JSONConvert YAML to JSON in your browser with line-aware errors.yaml

JSON to YAMLConvert JSON into clean, human-readable YAML.json

YAML FormatterFormat and prettify YAML online. Free, private, browser-based.formatters

YAML ValidatorValidate YAML syntax online. Free, fast, and private — runs in your browser.validators

JSON FormatterFormat and beautify JSON online. Free, private, browser-based.json

JSON ValidatorValidate JSON syntax online. Free, fast, private — runs in your browser.json

JSON MinifierMinify and compress JSON online. Free, private, browser-based.json

JSON to CSVConvert JSON to CSV with custom delimiters and array flattening.converters

JWT DecoderDecode and inspect JWT tokens online. Free, private, no server upload.security

Base64 ConverterEncode and decode Base64 strings. Free, private, runs in your browser.encoders

URL Encoder / DecoderEncode and decode URLs. Free, private, browser-based.decoders

HTML Entities Encoder / DecoderEscape and unescape HTML entities.decoders

Markdown to HTMLRender Markdown to sanitised HTML.web

Cron GeneratorGenerate cron expressions with a visual form. Free, private, browser-based.generators

YAML DiffCompare two YAML documents side by side. Free, private, browser-based.yaml

YAML StatisticsCount keys, depth, arrays, and types in a YAML document.yaml

YAML Key SorterSort keys alphabetically in a YAML map.formatters

YAML FlattenerFlatten nested YAML into dotted-key form (or back).converters

Extract YAML KeysPull all keys (with dotted paths) out of a YAML document.text

Extract YAML ValuesPull every leaf value out of a YAML document.text

Remove YAML CommentsStrip comments and blank lines from a YAML file.formatters

YAML Quote Style Converterシングルクォート、ダブルクォート、クォートなしを切り替え strings.formatters

CSV to YAMLConvert CSV to a list of YAML mappings.converters

CSV to JSONConvert CSV to a list of JSON objects.converters

YAML to CSVConvert a YAML list of maps into CSV.converters

TSV to YAMLConvert tab-separated values into YAML mappings.converters

YAML to TSVConvert a YAML list of maps into TSV.converters

XML to YAMLConvert XML into YAML.converters

YAML to XMLConvert YAML into an XML document.converters

TOML to YAMLConvert TOML configuration to YAML. Free, fast, runs in your browser.converters

YAML to TOMLConvert a YAML map to TOML configuration.converters

Properties to YAMLConvert Java .properties files to YAML instantly. Free, private, runs in your browser.converters

YAML to PropertiesConvert YAML to Java .properties files. Free, private, browser-based.converters

UUID GeneratorGenerate UUIDs (v4 and v7) in bulk.generators

Password GeneratorGenerate strong random passwords and passphrases. Free, private, no signup.security

Lorem Ipsum GeneratorGenerate placeholder text in words, sentences, or paragraphs.generators

Unix Timestamp ConverterConvert between Unix timestamps, ISO 8601, and human dates. Free, private.converters

Hash GeneratorGenerate MD5, SHA-1, SHA-256 hashes online. Free, private, browser-based.security

Regex TesterTest regular expressions with live match highlighting.text

HTTP Status CodesComplete HTTP status codes reference. All 34 codes with meanings, examples, and search.reference

MIME Type LookupLook up MIME types by file extension or content type.reference

Text CounterCount characters, words, lines, and reading time in a block of text.text

Text DiffCompare two blocks of text and highlight line differences.text

Random Port PickerPick a free random port from the IANA dynamic/private range.generators

Color Format ConverterConvert colors between HEX, RGB, HSL, and OKLCH.converters