A browser extension (inspired on the project Unicode Steganography) for utilizing and detecting text steganography with zero-width characters for covert communication. Includes an option for symmetric encryption.
Available for Firefox-based browsers [Preferred] at: https://addons.mozilla.org/en-US/firefox/addon/zwcs-zero-width-steganography
Available for Chrome-based browsers at: https://chromewebstore.google.com/detail/zwcs-zero-width-character/adilkecjcmglpeodmcgabpdidehehphg