AI & ML

I Built a Next.js Auth Boilerplate That Saves Developers Two to Four Weeks of Setup Time

Every time I started a new project, whether it was Formgrid, Sheetrocket, or a client build, the first week or two disappeared into authentication.…

NextAuth v5 sessions: JWT or database? Untangling the adapter-driven switch with a production config

This is a translation of my original article in Japanese: Qiita I run NextAuth (Auth.js) v5 in two indie products (web + iOS). They work, but for a…

Migrating from NextAuth to Better Auth in Next.js (and What the Boring Parts Actually Are)

If you've shipped a Next.js app on NextAuth (now Auth.js), you know it works. The reason people move to Better Auth usually isn't that NextAuth is b…