nightshade
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Description:
Tool that makes images unsuitable for AI model training
Type: Cask  |  Latest Version: 1.0.2@0  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: Ai ml
Tags: ai-security adversarial-ml data-protection image-processing privacy
Install: brew install --cask nightshade
About:
Nightshade is an adversarial tool designed to perturb image data in ways that corrupt AI model training. By subtly altering pixel values, it renders images unsuitable for use in generative AI training datasets. This provides content creators a defensive measure against unauthorized data scraping and model ingestion.
Key Features:
  • Adversarial perturbation algorithm
  • Optimized for model poisoning
  • Compatible with common image formats
  • Open source implementation
Use Cases:
  • Protecting artwork from AI training datasets
  • Poisoning scraped data for model defense
  • Researching AI model vulnerabilities
Alternatives:
  • Glaze – Glaze obscures artistic style to confuse style mimicking, while Nightshade targets object recognition for model poisoning
Version History
Detected Version Rev Change Commit
Aug 5, 2025 2:21pm 1.0.2 0 VERSION_BUMP cc821c0b