Base64 Encoder & Decoder
Encode plain text to Base64 format or decode Base64 back to plain text.
What is the Base64 Encoder / Decoder?
The Base64 Encoder & Decoder converts strings and special characters to and from Base64 binary-to-text representations.
How to Use the Tool
- Type or paste text into the input editor.
- Use the options to select between Encoding or Decoding mode.
- Special Unicode characters and emojis are supported safely.
Common Use Cases
- Preparing data for basic authentication headers.
- Converting small icons into inline HTML image sources.
- Encoding URL query values.
Supported Formats & Options
Supports safe UTF-8 Unicode bytes encoding and decoding, preventing DOMException errors when handling special emoji symbols.
Related Guides & Tutorials
Compare Base64 encoding and decoding processes. Learn how to convert text or binary files to and from Base64.
A developer guide to encoding and decoding text values as Base64. Learn how to handle Unicode, special characters, and emoji symbols safely.
An educational guide to Base64 encoding. Learn about binary-to-text translation, padding, index tables, and web use cases.
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Frequently Asked Questions
Is this emoji-safe?
Yes. The converter uses bytes parsing to support all Unicode symbols and emoji characters safely.