Netlify Masker is a useful Chrome extension developed by sarah.drasner. It is a free tool that allows users to mask their site's environment variables when coding in public or giving demos.

With Netlify Masker, you can easily blur the values of your environment variables within the Netlify dashboard. This is particularly helpful when you want to share your code publicly without exposing sensitive information.

Whether you are a developer showcasing your project or conducting a live coding session, Netlify Masker ensures that your environment variables remain hidden from view. By blurring these values, you can confidently share your code while keeping your important data secure.

Overall, Netlify Masker is a simple yet effective Chrome extension for protecting your site's environment variables during public coding sessions. It is a valuable tool for developers who want to maintain privacy and security while showcasing their work.