Flagship · Type-safe i18n
Existing i18n libraries predate Cache Components and proxy.ts.
Compiler-first, type-safe i18n for the Next.js 16 App Router, built for Cache Components (pre-alpha)
$ npm install next-tongue # not yet published
$ npx tongue init
★ 1Pre-alpha · not yet on npmMIT
Used on this site: i18n readiness (en-GB at launch)
Flagship · Metadata · JSON-LD · SEO
App Router SEO packages date from the Pages Router; native Next has no sitemap index, XSS-safe JSON-LD or build check.
Typed metadata, XSS-safe JSON-LD, sitemaps with hreflang, OG templates and an SEO CI check for Next.js 16 App Router
$ npm install next-herald # not yet published
$ npx herald init
★ 1Pre-alpha · not yet on npmMIT
Used on this site: metadata, JSON-LD @graph, sitemap, OG