Base64 编码/解码

Encode plain text to Base64 format or decode Base64 strings back to text. A simple, secure, and client-side tool for developers.

0 Characters UTF-8
0 B Size
bolt

Lightning Fast

Conversion happens instantly in your browser. No server round-trips required, ensuring maximum speed.

lock

Secure & Private

Your data never leaves your device. All encoding and decoding is performed locally using JavaScript.

code

Developer Friendly

Supports UTF-8 characters and large text blobs. Perfect for debugging API responses or file headers.