Developer Tools
A collection of formatters, converters, encoders, and utilities you reach for every day — all in one place.
Formatters & Validators
Tidy up and check the validity of data & markup.
Encoders / Escapers / Crypto
Encode, escape, and generate hashes and signatures.
Base64 Encoder & DecoderConvert text or files to Base64 and back.URL Encoder & DecoderPercent-encode and decode URL components.HTML EscapeEscape / unescape special HTML characters.XML EscapeEscape / unescape XML entities.JSON EscapeEscape a string for embedding inside JSON.SQL EscapeEscape a string literal so it is safe for SQL.Message DigesterCompute MD5, SHA-1, SHA-256, and SHA-512 hashes.HMAC GeneratorCreate an HMAC with a secret key and chosen algorithm.QR Code GeneratorGenerate a QR code from text or a URL.
Code Minifier / Beautifier
Shrink or tidy up JavaScript & CSS code.
Converters
Convert between commonly used data formats.
JSON to XML ConverterTurn a JSON structure into XML.XML to JSON ConverterTurn an XML document into JSON.JSON to YAML ConverterConvert JSON into concise YAML.YAML to JSON ConverterConvert YAML into JSON.CSV to JSON ConverterTurn a CSV table into a JSON array.JSON to CSV ConverterFlatten JSON into CSV rows.Epoch Timestamp to DateConvert a Unix timestamp to a readable date.
Utilities lainnya
Everyday helper utilities for developers.
Regular Expression TesterTest regex patterns against sample text live.Credit Card Number Generator & ValidatorGenerate and check card numbers (Luhn) for testing.Cron Expression Generator (Quartz)Build Quartz-style cron expressions easily.URL Parser / Query String SplitterSplit a URL into components and query pairs.Lorem Ipsum GeneratorGenerate placeholder text of any length.HTML Entities ListA list of HTML entities with their codes and symbols.List of MIME TypesA reference of MIME types and related file extensions.