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Base64 encode/decode tool with full UTF-8 support, handling Chinese and emoji. Useful for data transfer, image embedding, and URL parameters.
How to use
- Enter text to encode or decode
- Click "Encode" or "Decode"
- Copy the result
Example
Encoding "Hello 世界" yields SGVsbG8g5LiW55WM; decoding restores the original.
FAQ
Is Base64 encryption?
No. Base64 is encoding only; anyone can decode it. Do not use it to protect sensitive data.
Why can Chinese be encoded correctly?
This tool uses UTF-8 encoding, supporting all Unicode characters including Chinese and emoji.