VANTAG.dev

Building Web Tools
Open Source a sponsor

[VANTAG.dev @VANTAGdev]

Web Vitals 3.0 is live.

A complete website analysis in a single Chrome popup.

And the important part:

Everything runs locally in your browser.

No tracking. No analytics. No browsing history collection.

Try it:
https://t.co/fYVbzvPAQR

Web Vitals 3.0.

[VANTAG.dev @VANTAGdev]

https://t.co/ON7e2hWNhW

[VANTAG.dev @VANTAGdev]

The Web Vitals extension is used by +4000 developers to measure Core Web Vitals in real time. It's free, and I want to keep it that way.

You can now support it (and the other tools I build in the open) on GitHub Sponsors 👇

[VANTAG.dev @VANTAGdev]

https://t.co/RP020MUijV

[VANTAG.dev @VANTAGdev]

Web Vitals 3.0 is live.

A complete website analysis in a single Chrome popup.

And the important part:

Everything runs locally in your browser.

No tracking. No analytics. No browsing history collection.

Try it:
https://t.co/fYVbzvPAQR

Web Vitals 3.0.

[VANTAG.dev @VANTAGdev]

Open source, all local, public APIs. 💚

- https://t.co/x3N9tNmScz

- https://t.co/Fl2a5MGs2W

[VANTAG.dev @VANTAGdev]

We're about to launch version 3.0 of our Web Vitals extension.

What's new?

[VANTAG.dev @VANTAGdev]

The extension used to log “support ended in January 2025, switch to DevTools” in the console—a legacy from the original Google project. This fork is ACTIVE. That message is gone.

[VANTAG.dev @VANTAGdev]

secretarIA is built to be a proactive assistant, not just another chat window.

It learns how you work and takes repetitive tasks off your plate.

Launching soon. Follow for updates.

[VANTAG.dev @VANTAGdev]

Big news for the web community 🚀

We’ve been shipping tools for performance and productivity.

Today: our Google Web Vitals Chrome extension + a first look at our next project, secretarIA.

Thread 🧵

[VANTAG.dev @VANTAGdev]

Coming next: secretarIA

An AI agent that acts as your personal secretary.

It handles scheduling, drafts, reminders, research and busywork so you can stay on the work that matters.