Client-Side Only
EN English
TW 繁體中文
CN 简体中文
JA 日本語
100% Client-Side Processing
Your data never leaves your device

Encoding

Base64 · URL Encode / Decode · Unicode Escape

Base64
URL Encode
Unicode
Mode:
Plain Text（或貼入 Base64）
圖片 → Base64
拖放圖片或點擊上傳
Base64 Output
Drop file or click to upload
Any file · 100% Client-Side
Raw URL / Text
URL Encoded
Chinese / Raw Text
Unicode Escape
100% Client-Side Processing — Your data never leaves your device · PWA Offline Ready