We are excited today to introduce Next.js 9.4, featuring: Fast Refresh: fast and reliable live-editing experience, as proven at Facebook scale Incremental Static Regeneration (beta): re-build static pages after you've deployed, in milliseconds CMS Examples: examples for Contentful, DatoCMS, Prismic, Sanity, and TakeShape using our new next-gen static site generation New Environment Variables Suppo
![Next.js 9.4](https://cdn-ak-scissors.b.st-hatena.com/image/square/9c85f8a95b251467a7ea62c7c99624965e98ca2e/height=288;version=1;width=512/https%3A%2F%2Fnextjs.org%2Fstatic%2Fblog%2Fnext-9-4%2Ftwitter-card.png)