Online Base64 Converter. Free Base64 Decoders & Encoders

Base64 is a standard for encoding binary data using only 64 ASCII characters. The coding alphabet contains the text-numeric Latin characters A-Z, a-z and 0-9 (62 characters) and 2 additional characters depending on the implementation system. Every 3 original bytes are encoded with 4 characters (¹⁄₃ increment). More about Base64 Algorithm

Online Base64 Encoders & Decoders

Select action: encode to base64 or decode from base64

Online Base64 Encoders

Online Base64 Decoders

Encode Text to Base64

Decode Base64 to Text

Encode Image to Base64

Decode Base64 to Image

Encode Audio to Base64

Decode Base64 to Audio

Encode Video to Base64

Decode Base64 to Video

Encode HTML to Base64

Decode Base64 to HTML

Encode CSS to Base64

Decode Base64 to CSS

Encode SVG to Base64

Decode Base64 to SVG

Encode PDF to Base64

Decode Base64 to PDF

Encode JavaScript to Base64

Decode Base64 to JavaScript