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Hidden Character Detector
Detect hidden, zero-width, and invisible Unicode characters.
🔎 Hidden Character Detector
Find invisible and zero-width characters (ZWS, NBSP, BOM, etc.) hiding in your text. Free, private, runs 100% in your browser.
Click Detect...
How to use this tool
Simply paste or enter your input above, configure any options, and get instant results — all processed locally in your browser. Your data never leaves your device.