Free Developer Utilities
Format JSON, encode/decode Base64 and URLs, generate UUIDs and passwords — fast dev utilities, no install.
JSON FormatterPaste JSON to validate and pretty-print it, or minify it to one line.Base64 Encoder / DecoderEncode text to Base64 or decode it back, with full UTF-8 support.URL Encoder / DecoderEncode text for safe use in a URL, or decode a percent-encoded string.Password GeneratorGenerate a strong random password using your chosen length and character types.UUID GeneratorGenerate one or many random version-4 UUIDs.