Find the right tool
Fifteen focused tools for code, data and everyday tasks. Choose a category or search by name. Every tool runs in your browser.
15 tools
JSON Formatter & Validator
Format and validate JSON with readable indentation.
Open tool Developer ToolsJSON Minifier
Remove unnecessary whitespace from valid JSON.
Open tool Encoding & ConversionBase64 Encoder & Decoder
Encode and decode UTF-8 text without losing Unicode.
Open tool Encoding & ConversionURL Encoder & Decoder
Encode or decode a URL component safely.
Open tool Developer ToolsUnix Timestamp Converter
Convert Unix seconds, milliseconds and local dates.
Open tool Security & GeneratorsUUID Generator
Generate random version 4 UUIDs using browser cryptography.
Open tool Developer ToolsRegex Tester
Test JavaScript regular expressions and inspect matches.
Open tool Security & GeneratorsJWT Decoder
Inspect JWT headers and payloads locally.
Open tool Security & GeneratorsPassword Generator
Create random passwords with configurable character sets.
Open tool Text ToolsWord & Character Counter
Count words, characters, sentences and reading time.
Open tool Utility ToolsQR Code Generator
Create QR codes locally and download PNG images.
Open tool Encoding & ConversionColor Converter
Convert HEX, RGB and HSL colors with a live preview.
Open tool Flutter & Dart ToolsFlutter Color Converter
Convert HEX and RGB to Flutter ARGB color literals.
Open tool Flutter & Dart ToolsJSON to Dart Converter
Generate null-safe Dart models from a JSON object.
Open tool Flutter & Dart ToolsDart / Flutter Package Name Generator
Turn project names into valid Dart package names.
Open toolNo tools match. Try another keyword or category.