Base64 Encoder & Decoder
Encode plain text or decode Base64 strings safely with full UTF-8 Arabic and Unicode support.
Base64 Result
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How to Encode and Decode Base64 Strings
- Paste raw ASCII/UTF-8 text or Base64 encoded payload.
- Select "Encode" or "Decode" mode.
- View the instantaneous conversion with complete Unicode character support.
RFC 4648 Base64 Specification
- Base64 divides binary data into 6-bit chunks, representing each group using a set of 64 ASCII characters (A-Z, a-z, 0-9, +, /) with "=" padding.
Example
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Text:
ToolFlux Lab
Base64:VG9vbEZsdXggTGFi
Common Applications
- Encoding basic authentication headers (Authorization: Basic ...).
- Embedding small inline data URIs in CSS and HTML.
- Decoding JSON Web Tokens (JWT) payload segments.
Frequently Asked Questions
Is Base64 encryption?
No. Base64 is an encoding format designed for safe binary-to-text transmission, not cryptographic security. Anyone can decode it.
Does this support Arabic and Unicode characters?
Yes, our encoder uses UTF-8 byte serialization to safely support multilingual scripts.