There is a popular open-source Android tool called "Traffic Light" designed to track network usage while maintaining privacy.

Inspired by tools like GlassWire, it monitors internet speeds and data consumption without tracking the user.

You can download it directly from the Chrome Web Store or the official Bitdefender website .

This is the most common result for "Traffic Light" software. It is a free browser extension that scans web traffic in real-time to block malware and phishing attempts.

Usually installed as a standard extension, though developers may download a "main.zip" from GitHub repositories for manual installation. 2. Open-Source "Traffic Light" (Android App)