Overview

ChatQLv2 is a starter React Progressive Web Application (PWA) that utilizes AWS AppSync to provide offline and real-time capabilities in a chat application. It incorporates AI/ML features such as image recognition, text-to-speech, language translation, sentiment analysis, and chatbots. This application was developed as part of the re:Invent session to demonstrate the combination of real-time/offline and AI/ML capabilities in serverless applications. Users can search for other users and messages, have conversations, upload images, and exchange messages.

Features

• GraphQL Mutations, Queries, and Subscriptions with AWS AppSync
• Integration with various AWS Services such as Amazon Cognito, Amazon DynamoDB, Amazon Elasticsearch, AWS Lambda, Amazon Comprehend, Amazon Rekognition, Amazon Lex, Amazon Polly, and Amazon S3
• User management and authentication with Amazon Cognito
• Full text search on messages and users using Amazon Elasticsearch
• Sentiment and entity analysis, as well as language detection, with Amazon Comprehend
• Object, scene, and celebrity detection on images with Amazon Rekognition
• Conversational chatbots with Amazon Lex
• Text-to-speech on messages with Amazon Polly
• Language translation with Amazon Translate
• Media storage with Amazon S3