Amazon Kinesis is a fully managed service from Amazon Web Services (AWS) for real-time data streaming and analytics. It enables organizations to collect, process, and analyze streaming data in real-time, making it easier to get timely insights and react quickly to new information.

Kinesis consists of several services:

• Kinesis Data Streams: Captures and stores data streams for real-time processing
• Kinesis Data Firehose: Loads streaming data into data stores and analytics services
• Kinesis Data Analytics: Processes and analyzes streaming data using SQL or Apache Flink
• Kinesis Video Streams: Captures, processes, and stores video streams

Common use cases include real-time analytics, log and event data collection, IoT data processing, and building real-time applications that respond to streaming data within milliseconds.