We’ve all been there. You start your day with one tab for documentation. Three hours later, you have 47 tabs open, your laptop fan sounds like a jet engine, and Chrome is eating 8GB of RAM for breakfast.

I tried existing solutions, but they were either outdated (Manifest V2), clunky, or—worse—they'd hibernate a tab while I was halfway through filling out a long form.

So, I decided to build Tab Hibernator Pro.

💡 The Problem

Modern browsers are memory hogs. Even if you aren't looking at a tab, it’s still consuming resources. While "Memory Saver" exists in Chrome, I wanted something more granular, more transparent, and frankly, more "pro."

🛠️ How I built it (The Tech Stack)

I wanted this to be lightweight and modern, so I stuck to:

Manifest V3: Using Service Workers instead of persistent background pages.

Vanilla JS & CSS: No heavy frameworks.…