All tools
16 tools available, grouped by what they do. Everything runs client-side and is free to use.
Generators
QR Code GeneratorTurn any URL or text into a customizable QR code and download it as PNG or SVG.UUID GeneratorGenerate UUIDs of any version — random v4, sortable v7, or deterministic v3/v5.Hash GeneratorCompute MD5, SHA-1, SHA-256 and SHA-512 digests, and verify a checksum.Password GeneratorGenerate strong random passwords with a live entropy estimate.
Formatters
Encoders
Converters
Unix Timestamp ConverterConvert Unix timestamps to dates and back, in seconds through nanoseconds.Case ConverterConvert text between camelCase, snake_case, kebab-case, Title Case and more.Color ConverterConvert between HEX, RGB, HSL and OKLCH, with a WCAG contrast check.JSON to Go StructTurn JSON into Go structs with proper tags, naming and type inference.SQL to Go StructTurn CREATE TABLE statements into Go structs with db tags and correct null handling.Go Time FormatPreview Go time layouts, infer one from a sample, and convert to and from strftime.