Base64 Encoder/Decoder
About Base64 Encoding:
Base64 is a binary-to-text encoding scheme that represents binary data in ASCII format.
For images, Base64 encoding is commonly used in data URLs, email attachments, and web APIs.
Base64 uses 64 characters: A-Z, a-z, 0-9, +, and /
Note: Base64 encoding increases file size by approximately 33%.