As far as I know there is only one other business that is also good at getting a perfect Lighthouse Score: Delete Agency. At the beginning of 2018 they challenged themselves to get a 100% score on their own website, but without changing how the site looked or functioned… and they succeeded! Optimizing everything They optimized their website in every way possible. They created the following checklist: use small Javascript files tree shaking code splitting use ES2015 modules preload and prefe...
