Insights for builders
A complete migration guide from @clerk/clerk-expo to @clerk/expo (Core 3). Covers the Clerk Upgrade CLI, import path changes, the Show component, Core 3 redesigned authentication hook API, native components, passkeys, offline support, and testing strategies.
A detailed comparison of Clerk and Firebase Auth for Expo apps. Covers setup, native components, passkeys, session management, organizations, and SDK stability across Expo SDK upgrades.
Compare browser-based and native OAuth approaches for Expo social login. Covers Google Sign-In, Apple Sign-In, passkeys, Credential Manager, ASAuthorization, and provider comparison with code examples.
Build production-grade authentication in React from scratch. Covers protected routes, token security, social login, MFA, passkeys, and platform comparison with working TypeScript code.
Compare 6 leading authentication APIs through a security-first lens. Covers OAuth 2.0, OIDC, zero-trust principles, passkeys, and implementation code for Clerk, Auth0, Firebase, Supabase, WorkOS, and AWS Cognito.
A technical guide to implementing social login with OAuth 2.0 and OIDC — comparing 15 identity providers and 6 auth services across security, account linking, token storage, and framework integration with Clerk, Auth0, Firebase Auth, Supabase, and WorkOS.