Base64 Encoder
Base64 Encoder / Decoder
Encode text and files to Base64 or decode Base64 strings back to their original format. Perfect for data transmission, embedding files, and web development.
Input Text
Enter text to encode to Base64 or Base64 to decode
Sample Texts
Output
Encoded or decoded result will appear here
What is Base64?
Base64 is an encoding scheme that converts binary data into ASCII text format using 64 characters (A-Z, a-z, 0-9, +, /).
- • Safe for text transmission
- • Used in email attachments
- • Embedding images in HTML/CSS
- • API data exchange
Common Use Cases
- • Web development: Inline images, fonts
- • API integration: File uploads via JSON
- • Email: Attachment encoding
- • Data URLs: Browser-compatible files
- • Configuration: Embedding certificates
- • Obfuscation: Hide plain text
Important Notes
- • Size increase: ~33% larger than original
- • Not encryption: Easily reversible
- • UTF-8 support: Handles international text
- • Binary safe: Works with any file type
- • No line breaks: Output is continuous
- • URL safe: Variant uses -_ instead of +/
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