Base64 Encoder & Decoder
Text & HTML ToolsEncode and decode text strings or binary files to and from Base64 with full UTF-8 support.
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Base64 Encoder & Decoder
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About Base64 Encoder & Decoder
Encode plain text and binary strings into Base64 format, or decode Base64 data back to plain text. Full UTF-8 Unicode support guarantees accurate encoding of international characters, symbols, and emojis.
View key capabilities & tips
Key capabilities:
- Bidirectional operation: instant toggle between Encode and Decode modes
- Full UTF-8 Unicode encoding handles international text, accented characters, and emojis without corruption
- Syntax error detection highlights invalid Base64 padding and illegal characters during decoding
- Runs 100% in browser memory to keep authentication tokens and private strings secure
Tips:
- For UTF-8 international text, FileBuddy automatically handles multibyte character encoding correctly.
- Valid Base64 strings use characters A-Z, a-z, 0-9, +, /, and = for padding.
- Click the Copy button to transfer encoded tokens directly to your clipboard.