Safari jumps from v19 to v26, with 67 new features and 107 improvements, and StoryBook 9 is 48% leaner. In the CSS world, great posts about zooming animation, experiments with if() in CSS, scroll-driven letter grid and CSS methodology.
There are loads of updates. Finally, there are improvements in SVG for favicons, alignment with Web Apps, a new element model for 3D interactive elements, support for WebGPU, and several CSS updates.
https://webkit.org/blog/16993/news-from-wwdc25-web-technology-coming-this-fall-in-safari-26-beta/
https://allthingssmitty.com/2025/06/16/using-await-at-the-top-level-in-es-modules/
Mise is a development environment setup tool which looks very promising.
With added tests, 48% leaner, tools to write stories automatically, tag-based organisation and more.
https://storybook.js.org/blog/storybook-9/
With new experimental live content collections
https://astro.build/blog/astro-5100/
The real lock-in is about developer convenience: Vercel offers a smoother experience, and some features are optimised for their platform, but the open-source nature of Next.js means alternatives and workarounds exist for those willing to invest the effort.
https://omarabid.com/nextjs-vercel
https://github.com/vallafederico/smooothy
Demo: https://smooothy.vercel.app/examples
and more: https://www.siena.film/
Diagrams made with markdown-style code.
Transform order is important, but also, what are your default values.
https://jakearchibald.com/2025/animating-zooming/
I think it's not so much about dynamic font changes but the usage, which makes this post really fun to read.
https://frontendmasters.com/blog/scroll-driven-letter-grid/
Post explains nicely about animation-timeline: scroll() and animation-timeline: view()
https://webkit.org/blog/17101/a-guide-to-scroll-driven-animations-with-just-css/
Currently, it works only in Chrome.
https://css-tricks.com/lightly-poking-at-the-css-if-function-in-chrome-137/
Excellent post on colours, including how they are created and the magic behind colour in CSS.
https://css-tricks.com/color-everything-in-css/
As usual, nothing is clear with CSS, and it all depends on many factors. However, the post presents different approaches side by side to provide a clearer view of what to choose for your next project.
https://www.smashingmagazine.com/2025/06/css-cascade-layers-bem-utility-classes-specificity-control/
You are not a front-end developer until you’ve…
https://www.nicchan.me/blog/youre-not-a-front-end-developer-until-youve/
https://www.ondrejkonecny.com/blog/kind-of-rebeccapurple/
https://spectrum.ieee.org/jpeg-image-format-history