AWS Open Source Blog

Learn about the processes and tools that the AWS Amplify team built and uses to help build a vibrant and responsive open source community.

AWS will be directly funding $500,000 to the Open Source Technology Improvement Fund (OSTIF) as a portion of our ongoing investments in supply chain security. 

The root cause analysis (RCA) features of the DoWhy open source Python library is an automated tool to simplify and help identify the root causes of observed changes in complex systems.

A simple new pattern allows dependency injection to take place before an alternative entry point is executed in a Java application. This pattern can help breathe new life into existing systems, and unlock new capabilities without requiring a major financial investment.

Paul Vixie, VP/ Distinguished Engineer of Security at AWS, explains why bugs discovered in DNS 14 years ago are still causing problems for software today, despite the existence of a patch.

By open sourcing CardDemo, we want to make it easier for our customers, partners and for the mainframe community to learn and experiment with mainframe code and to understand solutions for modernizing mainframe applications.

Amazon is committing its entire patent portfolio to the body of patents that are free to use with OIN’s defined open source projects. Our membership is also a statement that AWS is committed to protecting and fostering open source.

AWS has contributed the Async Sink to the Flink 1.15 release. The Async Sink is an abstraction for building sinks with at-least-once semantics to make it easier and less time consuming to build and maintain sinks in Apache Flink.

Today we are happy to announce a new open source project, Finch. Finch is a new command line client for building, running, and publishing Linux containers.

In 2021, we released the AWS Analytics Reference Architecture, a new AWS Cloud Development Kit (AWS CDK) application end-to-end example, as open source. In 2022, we extended the scope of this project with AWS CDK constructs to provide more granular and reusable examples.