Base64 Encoder / Decoder
Convert text to Base64 and back with one click.
Open Base64 ToolHTTP Tools
Free online utilities for everyday developer tasks — UUID generation, URL encoding, Base64 conversion & more.
Available Tools
Encoding / Decoding
URL Encoder / Decoder
Encode or decode URLs using percent-encoding.
Open URL ToolHTML Entity Encoder / Decoder
Convert special characters to HTML entities and back.
Open HTML Entity ToolFormatters & Parsers
JSON Formatter / Validator
Pretty-print, minify, or validate JSON data instantly.
Open JSON ToolQuery String Parser
Break a URL into its components: scheme, host, path, and parameters.
Open Query String ParserRegex Tester
Test regular expression patterns with live match highlighting.
Open Regex TesterGenerators & Converters
UUID Generator
Generate RFC 4122 compliant UUIDs and GUIDs instantly.
Open UUID GeneratorHash Generator
Compute MD5, SHA-1, SHA-256, and SHA-512 hashes from text.
Open Hash GeneratorTimestamp Converter
Convert between Unix epoch timestamps and readable dates.
Open Timestamp ToolReference
JWT Decoder
Decode and inspect JWT token headers, payloads, and expiry.
Open JWT DecoderHTTP Status Codes
Searchable reference of all HTTP response status codes.
Open Status Codes