Better-Auth - Full Guide (OAuth, Emails, Roles, Hooks, Authorization, Prisma, Next.js 15, Resend)

Learn authentication with Better-Auth in Next.js! We will cover: What makes Better-Auth better than its alternatives How to set up Better-Auth with Prisma and PostgreSQL How to use plugins in Better-Auth How to add email & password login How to add social login (OAuth) with Google and GitHub How to add roles and handle authorization How to protect pages with unauthorized.tsx and forbidden.tsx How to send transactional emails like verification and password reset emails with Resend How to use hooks to enforce custom password validation rules How to update user data like profile image, username, password, and email Important best practices like SSR and caching How to deploy your Better-Auth project to Vercel And much more! Links & files: Starting code: https://github.com/codinginflow/bette... Final code: https://github.com/codinginflow/bette... Prisma + Better-Auth setup guide: https://pris.ly/betterauth-nextjs lib/prisma.ts: https://github.com/codinginflow/bette... Get your domain at Namecheap: https://namecheap.pxf.io/c/3559246/16... ⭐ Get my full-stack Next.js with Express & TypeScript course: https://codinginflow.com/nextjs ✅ Get my free React Best Practices course: https://www.codinginflow.com/reactbes... 💌 Join my newsletter for regular web dev tips: https://codinginflow.com/newsletter 💬 Join our developer community on Discord: https://codinginflow.com/discord 📣 Follow Coding in Flow on social media: Twitter:   / codinginflow   Instagram:   / codinginflow   TikTok:   / codinginflow   Facebook:   / codinginflow   Timestamps: 0:00 - Why choose Better-Auth for authentication? 1:19 - Starting code setup 3:48 - Prisma & Prisma Postgres DB setup 7:50 - Better-Auth setup 16:16 - Email sign-up + sign-in 29:29 - Load session + user data (SSR) & protect pages (unauthorized.tsx) 36:18 - Custom User type with additional fields ($Infer.Session, $Infer.User) 44:55 - Request deduplication with React.cache 47:24 - Admin role (forbidden.tsx, server action) 52:47 - Email verification (Resend) 1:08:33 - Forgot password/reset password 1:18:08 - Hooks (custom password validation rules, APIError) 1:26:28 - Social login with Google & GitHub (OAuth) 1:36:26 - Redirects (route groups, layout.tsx, usePathname, useSearchParams) 1:42:48 - Update user profile data + image 1:47:31 - Change email 1:53:15 - Change password 1:56:21 - Revoke sessions (logout everywhere) 1:58:08 - Deployment to Vercel 2:01:00 - Outro + FREE React Best Practices course