invisible-watermark

React Native image watermarking for iOS, Android, and Web — text, logos, tiled layers, batch Recipes, invisible traces, and an optional interaction editor.

A Windows Forms application to apply and extract invisible watermarks on images.

The High-Efficiency Go Implementation of guofei9987/blind_watermark

This project provides a secure and offline method for protecting audio content ownership using invisible watermarking and two-factor authentication (2FA).

Invisible, LLM-readable watermarks for academic-integrity detection work by hiding a tripwire instruction inside any sentence so that humans see nothing unusual, while large language models read the hidden text and obediently sign their reply to reveal that the student copied the prompt verbatim instead of doing the work themselves.

Obscur is a user-friendly desktop app for removing and obfuscating sensitive file metadata. Protect your privacy and control your digital footprint—privacy tools for everyone.