SvelteKit 3.0 requires Node 22.17, TypeScript 6 and Svelte 5.56.4 or newer before any app code changes. Teams have a toolchain project to schedule and ship before they reach the config move and the rewrite of every $lib import.
Reality
- Evidence58
- Adoption
- Insufficient
- Hype gap+5
- Incentives
- Insufficient
- Confidence62
A dev.to post argues that $state, $derived and $effect do the jobs of useState, useMemo and useEffect. The equivalence is a match of job names, and the published case for the trade is one 147-component migration.
Reality
- Evidence40
- Adoption25
- Hype gap+30
- Incentives55
- Confidence40
SvelteKit 3 is at Release Candidate, but every entry in the same report is still tagged 3.0.0-next and three of them are breaking, so the thing to plan for is the CLI task that bumps dependencies and changes your import prefix in one pass.
Publishers:svelte.dev
Reality
- Evidence72
- Adoption24
- Hype gap+18
- Incentives68
- Confidence63
Vite fixes the build times and the config cliff that retired Create React App, and keeps the client-only rendering. Next.js fixes that, and charges for it.
Reality
- Evidence28
- Adoption
- Insufficient
- Hype gap+24
- Incentives32
- Confidence42
Richard Lemon published the structured data he ships by default, with one rule that does most of the work: nothing goes in the markup unless a visitor can see it on the page.
Reality
- Evidence30
- Adoption12
- Hype gap+15
- Incentives35
- Confidence45