Base64 Encoder
Encode text to Base64 format online. Convert any text, string, or data to Base64 encoding instantly. Free, fast, and secure — all processing happens in your browser.
Characters: 0 | Encoded Size: 0 bytes
📖 About Base64
What is Base64?
Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format using 64 characters (A-Z, a-z, 0-9, +, /).
ABCDEFGHIJKLMNOPQRSTUVWXYZ
abcdefghijklmnopqrstuvwxyz
0123456789+/
abcdefghijklmnopqrstuvwxyz
0123456789+/
💡 Common Uses
- Encode binary data in JSON/XML
- Embed images in HTML/CSS (data URI)
- Send data via URL parameters
- Store binary in text databases
- Email attachments (MIME)
- Basic authentication headers
🔗 Related Tools:
Base64 Decoder — Decode Base64 back to text
URL Encoder — Encode for URLs
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