sendzen-io/AWS-Cognito-WhatsApp-OTP-Authentication

This project shows how to implement AWS Cognito authentication with WhatsApp OTP using Node.js & C# in AWS Lambda. The solution includes a UI built in React/Next.js and uses the Serverless Framework to deploy the Lambda functions to AWS. It supports login and signup flows, including phone-only and email + WhatsApp authentication using AWS Cognito.

2 best points · 0 comments · 1 Hacker News post · 14 GitHub stars · View on GitHub

Hacker News discussions

• Show HN: Created my first open source for WhatsApp integration with AWS Cognito (2 points, 0 comments, by milanspeaks, 2025-10-03)