Work with more focus. If you open a fourth tab, the extension automatically closes the fourth tab and notifies you with a pop-up (just press Enter to close the pop-up). Forces you to finish tasks before starting new ones.

I've used this extension for years, and I love it! It's in my browser right now. If you use this extension frequently, please leave a 5-star review.

The script and manifest, for transparency:
goo.gl/kac7nx
goo.gl/V52guz

Images made with Canva.

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