Offline engine (processed locally)TEXT v1.0.0 Spec

Base64 Encode

v1.0.0

Quickly encode any text string, JSON object, or binary content into Base64 format online. This free Base64 encoder is secure—your data never leaves your browser. Ideal for creating data URIs, embedding images in CSS/HTML, or safely transmitting binary in text-based protocols. Fast, simple, and requires no sign-up.

Live sync—ms

TEXTInput (TEXT)Invalid

lines: 1chars: 33Size: 33 BUTF-8

TEXTOutput (TEXT)

Auto-generated

Converted output will appear here

lines: 0chars: 0Size: 0 BUTF-8

Size change: -100.00%TOML compliant: v1.0.0

Tool guide

Accurate conversion

Input is processed by this tool’s dedicated converter.

Local processing

Your input is processed in your browser and is not uploaded.

Ready-to-use output

Copy the result or save it as a file.