DEVELOPER TOOL

Zero‑Width &Bidi Cleaner

Detect and clean hidden characters (ZWSP/ZWJ/ZWNJ/FEFF) and bidi controls (LRM/RLM/LRE/RLE/…); visualize, normalize and export.

input.txt

const userName = "Admin";
const hidden = "hello\u200Bworld";
const mixed = "A\u200FBC";

cleaned.txt

const userName = "Admin";
const hidden = "helloworld";
const mixed = "ABC";

KEY FEATURES

Core Capabilities

Visualize and remove invisibles, normalize Unicode, and export clean text for safe code and content.

Label ZWSP/ZWNJ/ZWJ/FEFF/LRM/RLM/… inline for quick auditing

Remove zero-width and bidi controls; replace NBSP with space

Apply NFC/NFD/NFKC/NFKD normalization safely

Open the dashboard and sanitize your text safely.