Base64 Encoder/Decoder
Advanced Base64 encoder/decoder with Unicode support, file upload/download, swap functionality, and educational content.
Conversion Mode
Input Text
Output Base64
Quick Examples
| Text | Base64 |
|---|---|
| Hello, World! | SGVsbG8sIFdvcmx... |
| The quick brown... | VGhlIHF1aWNrIGJ... |
| Base64 encoding... | QmFzZTY0IGVuY29... |
| Special chars: ... | U3BlY2lhbCBjaGF... |
| Unicode: 🚀🌟💻 | 8J+agPCfjJ/wn4+... |
Common Use Cases
• Email attachments: MIME encoding
• Data URLs: Embed images in HTML/CSS
• API tokens: Safe transmission of credentials
• Data storage: Store binary data in text fields
• URL encoding: Safe transmission of special characters
Character Set
A-Z, a-z, 0-9, +, /, =
64 characters total (+ padding character =)