Encoding
Base64 Encode
Convert text to Base64 with Unicode-safe encoding for emojis, non-English text, and regular ASCII content.
Runs locally in your browser. Your input is not uploaded. Base64 is encoding, not encryption.
How this tool works
Base64 represents binary data using a text-safe alphabet.
This encoder uses browser text encoding before converting bytes to Base64.
Examples
- Encode a short config value for a data URI example.
- Convert Unicode text to Base64 for a local test.
Common use cases
Data URI tests
Payload examples
Encoding demos
FAQ
Is Base64 encryption?
No. Base64 is an encoding format and can be decoded by anyone.
Does this support Unicode?
Yes. TextEncoder is used so Unicode text is handled correctly.