Convert & Encode

Base64, URL encoding, number bases, Unix time and other format converters

Encode and decode Base64, URLs, HTML entities and Unicode, convert between binary, decimal and hex, and turn Unix timestamps into readable dates. You can also convert text to binary or ASCII codes, turn images into Base64 and create QR codes, all inside your browser.

QR Code GeneratorTurn links and text into QR codes Base64 Encode/DecodeConvert text to and from Base64 URL Encode/DecodePercent-encode or decode URLs Base64 to ImagePreview and save Base64 images Binary ↔ DecimalBinary ↔ decimal, fractions too Binary ↔ HexBinary ↔ hexadecimal, nibble by nibble Decimal ↔ HexDecimal ↔ hexadecimal, any size Excel to HTML TablePaste cells, get table HTML HTML EntitiesEscape and unescape HTML characters Image to Base64Turn images into data URLs JSON EscapeTurn text into a JSON string literal Base ConverterBinary, octal, decimal, hex and more Punycode ConverterInternational domains ↔ xn--Text to ASCIICharacters ↔ ASCII codes Text to BinaryText ↔ 0s and 1s (UTF-8)Text to DecimalText ↔ decimal bytes or code points Text to HexText ↔ hexadecimal bytes (UTF-8)Unicode ConverterText ↔ \u, U+, &#x; and CSS escapes Unix TimestampEpoch time ↔ human-readable date