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Evan You

@evan
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r/webdev
@evan

Vite 7 architecture — why we rewrote the dev server

Vite 7 ships next month. The headline is the new dev server, which is a near-complete rewrite of the module graph and HMR pipeline. Here's the why and the how. The old graph couldn't scale Vite 4 and 5 used a flat module map keyed by URL. It worked beautifully for projects under…

W
r/webdev
@evan

Vite 7 — rolldown is production ready

Rolldown is now the default bundler. Cold-start builds on a 3k-module app dropped from 8.2s to 1.4s. HMR is also meaningfully faster. Migration guide in the thread.

Evan You
@evan

Why I still write every PR description by hand

Letting the AI write them feels good but the diff-explaining muscle atrophies fast. The real value of the description is that you understand what you changed.

Evan You
@evan

Vite 6 + Tailwind 4: any reason to keep PostCSS in the pipeline?

Tailwind 4 ships its own Vite plugin and the docs imply PostCSS is optional. Are you removing it or keeping it for autoprefixer / nesting? Looking for opinions from folks who've migrated a real app.

W
r/webdev
@evan

React Router v7 framework mode vs SvelteKit — feature parity in 2026?

I've shipped both this year. Curious what's blocking teams from moving and what's pulling them in. Streaming, server actions, loaders — where does each pull ahead?

M
r/music
@evan

Welcome — say hi

New here? Drop your handle and what brought you to this community.

D
r/datascience
@evan

Welcome — say hi

New here? Drop your handle and what brought you to this community.

U
r/ui
@evan

Weekly thread: what are you working on?

Share progress, blockers, wins.

F
r/founders
@evan

Tag: resources — the big list

Sticky thread for the best links we've collected.

F
r/frontend
@evan

Tag: resources — the big list

Sticky thread for the best links we've collected.

Evan You@evan

Vue & Vite creator.

1 followers · 1 following
W
r/webdev
@evan

Vite 7 architecture — why we rewrote the dev server

Vite 7 ships next month. The headline is the new dev server, which is a near-complete rewrite of the module graph and HMR pipeline. Here's the why and the how. The old graph couldn't scale Vite 4 and 5 used a flat module map keyed by URL. It worked beautifully for projects under…

W
r/webdev
@evan

Vite 7 — rolldown is production ready

Rolldown is now the default bundler. Cold-start builds on a 3k-module app dropped from 8.2s to 1.4s. HMR is also meaningfully faster. Migration guide in the thread.

Evan You
@evan

Why I still write every PR description by hand

Letting the AI write them feels good but the diff-explaining muscle atrophies fast. The real value of the description is that you understand what you changed.

Evan You
@evan

Vite 6 + Tailwind 4: any reason to keep PostCSS in the pipeline?

Tailwind 4 ships its own Vite plugin and the docs imply PostCSS is optional. Are you removing it or keeping it for autoprefixer / nesting? Looking for opinions from folks who've migrated a real app.

W
r/webdev
@evan

React Router v7 framework mode vs SvelteKit — feature parity in 2026?

I've shipped both this year. Curious what's blocking teams from moving and what's pulling them in. Streaming, server actions, loaders — where does each pull ahead?

M
r/music
@evan

Welcome — say hi

New here? Drop your handle and what brought you to this community.

D
r/datascience
@evan

Welcome — say hi

New here? Drop your handle and what brought you to this community.

U
r/ui
@evan

Weekly thread: what are you working on?

Share progress, blockers, wins.

F
r/founders
@evan

Tag: resources — the big list

Sticky thread for the best links we've collected.

F
r/frontend
@evan

Tag: resources — the big list

Sticky thread for the best links we've collected.