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Base64 & Data URL Studio

Encode and decode text, Data URLs and binary files/images with URL-Safe and MIME line wrapping support

26 Bytes

UTF-8 Safe

Plain Text / Binary Input

Base64 Output

YWRtaW46U3VwZXJTZWNyZXRQYXNzIzIwMjY=

Length: 26 charsOutput: 36 chars

RFC 4648 Standard Base64

Standard MIME base64 encoding (+, /, =).

YWRtaW46U3VwZXJTZWNyZXRQYXNzIzIwMjY=

URL-Safe (RFC 4648 §5)

YWRtaW46U3VwZXJTZWNyZXRQYXNzIzIwMjY

Curated Base64 Encoding Presets

HTTP Basic Auth Credentials

Standard Authorization: Basic <base64> credentials.

Unicode UTF-8 & Emoji Payload

Multibyte UTF-8 characters and emojis that require safe binary encoding.

JWT Header JSON

Compact JSON header typical of JSON Web Tokens.