Base64 Encoder/Decoder

Encode plain text to Base64 or decode Base64 back to text. Supports UTF-8 characters and file encoding.

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Tip: Base64 encoding converts binary data to ASCII text format. It's commonly used for embedding images in HTML/CSS, sending binary data in JSON, and email attachments. Supports UTF-8 encoding.

Quick Examples

Hello World JSON Data Binary Data Unicode Text Long Text HTML Code

About Base64 Encoder/Decoder

Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It's widely used in web development, email systems, and data transmission where binary data needs to be safely transported over text-based protocols.

Features

Base64 Encoding Examples

Plain Text Base64 Encoded
Hello SGVsbG8=
Hello World! SGVsbG8gV29ybGQh
Base64 QmFzZTY0
12345 MTIzNDU=
Hello 😊 SGVsbG8g8J+Yig==
{ "name": "John" } eyAibmFtZSI6ICJKb2huIiB9
<html><body>Hello</body></html> PGh0bWw+PGJvZHk+SGVsbG88L2JvZHk+PC9odG1sPg==

Your data never leaves your browser. All processing is done locally for maximum privacy.

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