Auto-Optimize Images in a Git Pre-Commit Hook (Local, No Upload)

📰 Dev.to · Max

Learn to auto-optimize images in a Git pre-commit hook to reduce file size and improve performance

intermediate Published 20 Jul 2026
Action Steps
  1. Install the required packages, such as image-webpack-loader and imagemin, using npm or yarn
  2. Configure the Git pre-commit hook to run the image optimization script
  3. Write a script to optimize images using a library like sharp or imagemin
  4. Test the hook by committing an unoptimized image and verifying its optimized version
  5. Configure the hook to run automatically on each commit
Who Needs to Know This

Developers and DevOps teams can benefit from this technique to ensure optimized images are committed to the repository, improving overall performance and reducing storage needs

Key Insight

💡 Using a Git pre-commit hook to auto-optimize images can significantly reduce file size and improve performance, without requiring manual intervention

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💡 Auto-optimize images in Git pre-commit hooks to reduce file size and improve performance!

Key Takeaways

Learn to auto-optimize images in a Git pre-commit hook to reduce file size and improve performance

Full Article

Every repo I inherit has the same problem: someone dragged a 4.2 MB hero.png straight out of Figma...
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