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Base64 Encoder/Decoder is a free developer tool by THEJORD that runs 100% in your browser: your data is never uploaded or sent to any server. Use it right here on this page — no sign-up and no limits.

🔐 Base64 Encoder/Decoder

Encode or decode Base64 strings. All processing happens in your browser.

Text to Base64

Plain Text Input

0 characters • 0 bytes

📁 Upload File

Max 5MB

Base64 Output

ℹ️ About Base64

Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It's commonly used to encode data that needs to be stored or transferred over media designed to handle text.

Common Use Cases:

Encoding images for data URIs in HTML/CSS
Storing complex data in cookies or URLs
Email attachments (MIME)
API authentication tokens
Embedding binary data in JSON or XML

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Frequently Asked Questions

What is Base64?

Base64 converts binary data to ASCII text.

Is it safe?

Yes, all processing happens in your browser.

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