--- title: Better Auth in Astro on Cloudflare Workers | daily.dev description: A practical guide to integrating Better Auth into an Astro SSR app running on Cloudflare Workers with a D1 SQLite database. Covers creating an auth factory... canonical: https://daily.dev/posts/better-auth-in-astro-on-cloudflare-workers-jdbjvzagk twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Better Auth in Astro on Cloudflare Workers | daily.dev og:description: A practical guide to integrating Better Auth into an Astro SSR app running on Cloudflare Workers with a D1 SQLite database. Covers creating an auth factory... og:url: https://daily.dev/posts/better-auth-in-astro-on-cloudflare-workers-jdbjvzagk og:image: https://api.daily.dev/og/posts/jdBjVZaGk.png og:image:alt: Better Auth in Astro on Cloudflare Workers og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Better Auth in Astro on Cloudflare Workers **[Flavio Copes](https://daily.dev/sources/flaviocopes)** · 4 min read · 0 upvotes · 0 comments ## Summary A practical guide to integrating Better Auth into an Astro SSR app running on Cloudflare Workers with a D1 SQLite database. Covers creating an auth factory function using the Drizzle adapter, setting up a single catch-all API route for all auth endpoints, reading session data in Astro middleware, handling a cookie-copying gotcha when redirecting after sign-in, and adding GitHub OAuth. The setup avoids Node.js dependencies, making it compatible with the workerd runtime. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Astro SSR with D1 and Drizzle ORM](https://daily.dev/posts/astro-ssr-with-d1-and-drizzle-orm-mmodl4htl) · Flavio Copes · 0 upvotes · 0 comments - [Simplified Authentication with Better Auth](https://daily.dev/posts/simplified-authentication-with-better-auth-weaj84lid) · Telerik · 0 upvotes · 0 comments - [Better Auth: an introduction](https://daily.dev/posts/better-auth-an-introduction-uxcidt0we) · Flavio Copes · 0 upvotes · 0 comments - [Better Auth: Framework-Agnostic Authentication Solution for TypeScript Apps](https://daily.dev/posts/better-auth-framework-agnostic-authentication-solution-for-typescript-apps-rqmyklhoe) · Syncfusion · 8 upvotes · 1 comments - [How to Build a Headless WordPress Frontend with Astro SSR on Cloudflare Pages](https://daily.dev/posts/how-to-build-a-headless-wordpress-frontend-with-astro-ssr-on-cloudflare-pages-30hassk3l) · freeCodeCamp · 3 upvotes · 0 comments --- Tags: [#authentication](https://daily.dev/tags/authentication), [#cloudflare](https://daily.dev/tags/cloudflare), [#astro](https://daily.dev/tags/astro), [#drizzle](https://daily.dev/tags/drizzle) [View this post on daily.dev](https://daily.dev/posts/better-auth-in-astro-on-cloudflare-workers-jdbjvzagk) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Better Auth in Astro on Cloudflare Workers","url":"https://daily.dev/posts/better-auth-in-astro-on-cloudflare-workers-jdbjvzagk","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/better-auth-in-astro-on-cloudflare-workers-jdbjvzagk"},"datePublished":"2026-07-16T07:39:20.219Z","dateModified":"2026-07-16T07:39:39.636Z","description":"A practical guide to integrating Better Auth into an Astro SSR app running on Cloudflare Workers with a D1 SQLite database. 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