Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 to text. Supports UTF-8 characters.
Encoded result will appear here
About Base64 Encoding
Base64 is a binary-to-text encoding scheme that converts binary data into ASCII characters. It's commonly used in APIs for encoding binary data, Basic authentication credentials, and data URLs.
Common Use Cases
- Basic Auth headers (
Authorization: Basic base64(user:pass)) - Encoding binary files for JSON payloads
- Data URLs for inline images
- Encoding special characters in URLs