CDN Planet
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Speculation Rules prefetch improved TTFB on our […] website by ~300 ms for ~20% of eligible pageviews.
This can be done everywhere, not only on Cloudflare.
But be careful with this, not to add too much load on the browser and/or the server.
The Decline of WebPageTest After the Catchpoint Era
The spirit of openness, clarity, and technical depth that defined it has been overshadowed by commercialisation and integration. I understand how…
Obs.js – context-aware web performance for everyone
Obs.js reads a handful of browser signals (Navigator and Battery APIs) to infer connection strength, battery status, and device capability. It exposes…
Low- and Mid-Tier Mobile for the Real World (2025)
It’s important to remember that ‘low-tier’ does not mean old. Likewise, ‘mid-tier’ does not mean ‘a flagship from 2018’. They are a device class in…
Shubham Bose
Good UX is highly desired and once you get it right, it feels almost natural, intuitive. The current state of news UI assumes that the reader is an…
Raphaël Dardeau
De SPA à MPA : reprendre en main la performance
Avec une SPA, la performance dépend d’un temps d’exécution global de l’application, alors qu’avec une MPA, elle découle directement du travail réellement…
Florian Thoma
Harry Roberts