Base64 Encoder/Decoder
Encode text to Base64 or decode a Base64 string.
How to Calculate
Base64 is an encoding scheme that converts binary data into an ASCII string.
Common use cases:
• Email attachment transfer (MIME)
• Data URIs (embedding images directly in HTML/CSS)
• Passing API authentication tokens
• Transmitting binary data over text-based protocols
Base64 uses 64 characters: A-Z, a-z, 0-9, +, / and uses = for padding.