sdks
SDKs that actually work on your platform
Every SDK ships with platform-native OTP inputs (auto-fill on Android SMS Retriever / iOS oneTimeCode), session persistence in the platform's secure store, and prebuilt login screens.
JavaScript
Browser core — OTP, sessions, token storage
@nexauth/sdkReact / Next.js
Components, hooks, middleware, hosted login
@nexauth/nextjsFlutter
OtpInput w/ SMS Retriever auto-fill, session store
nexauth_flutterKotlin Compose
Compose-native login flows, KMP-ready
dev.nexauth:composeSwift
SwiftUI components, Keychain session persistence
NexAuthKitGo
Server verify + middleware, JWKS cache
nexauth-goPython
FastAPI/Django middleware, JWKS verify
nexauth