Base64 Encoder/Decoder

Encode text to Base64, decode Base64 to text, or convert files to Base64.

Text to Encode

About Base64

Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It's commonly used to embed images in HTML/CSS, transmit binary data over text-based protocols, and encode data in URLs.

Common Use Cases

  • Embedding images in HTML or CSS as data URIs
  • Encoding binary attachments in emails
  • Storing complex data in cookies or localStorage
  • Transmitting binary data in JSON payloads

Features

  • Full Unicode support for text encoding/decoding
  • File to Base64 conversion for any file type
  • Instant encoding and decoding
  • Copy output with one click