Base64 Codec

Convert text to Base64 and back, locally in your browser

What is Base64?

Base64 is an encoding scheme that represents binary data using 64 printable ASCII characters. It's commonly used to embed binary data in text-based formats like URLs, emails, and JSON.

Common Use Cases

• Passing special characters in URLs
• Embedding images in CSS/HTML (Data URIs)
• JWT Token encoding
• API authentication (Basic Auth)