Modern browsers now release new CSS features behind feature flags to gather real-world developer feedback before full adoption. Major browsers like Chrome, Firefox, and Safari have unique ways to handle these flags. Chrome uses chrome://flags to enable broader categories of features, Firefox offers a granular approach through about:config, and Safari presents a dedicated tab in the Develop menu for easier toggling of experimental features. This strategy helps to minimize legacy support issues seen with previous methods like vendor prefixes.

6m read timeFrom dev.to
Post cover image
Table of contents
The UI of feature flagsWrapping up

Sort: