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0.1.0
🚀
Getting Started
Features & Concepts
📌
Quickstart Guides
All Guides & Tutorials
HTML – Sign in with Email/Phone
React – Sign in with Email/Phone
React – WebAuthn
▲ Next.js
Angular
Webflow
Bubble.io
Python SDK for a CLI
React Native – Sign in with Device
iOS – Sign in with Device
Flutter – Sign in with Device
📘
SDK Reference
Web
React Native
Flutter
iOS
Android
Sign In with Device
Sign In with Email/Phone Number
Biometric/Pin
Older SDK Version
Python (for CLI)
API for Other Mobile Apps or CLI
Backend: Handling Response
🛡️ Protecting Your Account
Only Allow Your Website/App to Use Your API Key
Rate Limit
Enable reCAPTCHA to Protect Against Automated Abuse
🗝️ Getting Access Token
Cotter's OAuth 2.0 Tokens Specification
Getting the Tokens
Storing and Removing Tokens
Renewing Expired Tokens
Verifying JWT Tokens
Requesting Custom Fields on your JWT Token
Older API
🔌
API Reference
User API
OAuth Tokens API
OAuth Tokens from Social Login
Event Object
Reset PIN API
Older API
Validating Cotter's Identity Token
Validating Cotter's Event Response
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Android
The easiest way to add Passwordless Login and Email/Phone Number Verification to your Android app.
Complete Guides
Sign in with Device
Allow users to login automatically from a device that they trust.
Sign In with Device
Sign in with Email/Phone Number
Authenticate users by sending a Magic Link or OTP via email, SMS, or WhatsApp.
Sign In with Email/Phone Number
Add Biometric/Pin
Add a second layer to protect your mobile app using Biometric or Pin.
Biometric/Pin
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Biometric/Pin
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Sign In with Device
Last modified
2yr ago
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Complete Guides