Base64 Encoder/Decoder
Encode text or files to Base64, or decode Base64 strings back to their original form. Supports both text input and file uploads.
How to Use
- 1
Choose encode or decode
Select the "Encode" tab to convert text to Base64, or "Decode" to convert Base64 back to text.
- 2
Enter text or upload a file
Type or paste your text, or click "Upload File" to encode a file's contents.
- 3
Process and copy
Click the action button to process your input. Use the copy button to copy the result to your clipboard.
Base64 is a binary-to-text encoding scheme that converts binary data into ASCII characters. It's commonly used when binary data needs to be transmitted over systems designed to handle text, ensuring data integrity during transport.
- •Encoding images for embedding in HTML/CSS (data URIs)
- •Encoding email attachments (MIME)
- •Storing binary data in JSON or XML
- •Basic authentication headers in HTTP requests
- •Encoding cryptographic keys and certificates