JSON Formatter
Format, minify, validate, and repair JSON with syntax-safe library support.
jsonformatvalidate
Developer Tools
Comprehensive suite of utilities designed to streamline your development workflow. Choose from our collection of powerful, fast, and reliable tools.
Showing 23 of 23 tools
JWT Decoder & Creator
Decode token header and payload, with jose-backed creation where configured.
jwttokendecode
Base64 Encoder/Decoder
Encode and decode Base64 strings for everyday development workflows.
base64encodedecode
UUID Generator
Generate UUID values for identifiers and fixtures.
uuididentifiergenerate
Regex Tester
Validate JavaScript regular expressions and inspect matches against sample text.
regexpatternmatch
cURL to JavaScript
Convert supported cURL commands into request code snippets.
curlfetchaxios
Code Diff Viewer
Compare two snippets with a library-backed diff view.
diffcomparecode
Timestamp Converter
Convert Unix timestamps and dates with predictable date formatting.
timestampdatetime
YAML to JSON Converter
Convert YAML and JSON in both directions with typed parser errors.
yamljsonconvert
Markdown Previewer
Render Markdown into sanitized preview HTML.
markdownpreviewsanitize
Cron Expression Generator
Generate, parse, and explain cron schedules.
cronscheduleexpression
Code Minifier/Prettifier
Format supported code with Prettier standalone.
prettierformatcode
Color Palette Extractor
Extract dominant colors from browser-local image input.
colorpaletteimage
Faker Data Generator
Generate realistic fake data for tests and demos.
fakerdatatesting
QR Code Generator
Generate downloadable QR codes from text or URLs.
qrcodedownload
Hash Generator & Verifier
Generate common hashes from text and files.
hashchecksumsha
Password Generator
Generate secure passwords with strength feedback.
passwordsecuritystrength
REST API Client
Send HTTP requests through the Nuxt proxy and inspect response headers, status, timing, and body.
restapihttp
SQL Query Generator
Format SQL queries across common dialects with configurable keyword casing and indentation.
sqldatabaseformat
PX to REM Converter
Convert CSS snippets between px and rem with a configurable root pixel value.
pxremcss
HTML Email Tester
Inline CSS into email HTML and preview the local rendered result.
htmlemailinline
SVG Shape Generator
Generate blob-style SVG shapes with adjustable size, growth, edges, seed, and fill color.
svgshapeblob
CSS Gradient Generator
Generate deterministic CSS gradients from a seed color, recipe, type, and direction.
cssgradientcolor