AWS Developer Tools Blog

Category: Open Source

Testing CDK Applications in Any Language

The AWS Cloud Development Kit (AWS CDK) is an open source software development framework to define your cloud application resources using familiar programming languages. Because the AWS CDK enables you to define your infrastructure in regular programming languages, you can also write automated unit tests for your infrastructure code, just like you do for your […]

Experimental construct libraries are now available in AWS CDK v2

The AWS CDK v2 experimental APIs are now available as separate packages, in addition to the existing stable APIs. The AWS Cloud Development Kit (AWS CDK) is an open-source software development framework to model and provision your cloud application resources using familiar programming languages. With the AWS CDK, you can define your infrastructure as code […]

Screenshot of PackagePhobia showing install size reduction from 7.04 MB to 4.21 MB for STS Client of modular AWS SDK for JavaScript.

How we halved the publish size of modular AWS SDK for JavaScript clients

On December 15th, 2020, we announced the general availability of the AWS SDK for JavaScript, version 3 (v3). In v3, the modular packages reduce the bundle size of your application by ~75% as compared to that in AWS SDK for JavaScript, version 2 (v2). However, v3 had a large publish/install size for each modular package. In […]

Introducing Amazon S3 Transfer Manager in the AWS SDK for Java 2.x

We are pleased to announce the Developer Preview release of the Amazon S3 Transfer Manager – a high level file transfer utility for the Amazon Simple Storage Service (Amazon S3) in the AWS SDK for Java 2.x. Using Transfer Manager’s simple API, you can now perform accelerated uploads and downloads of objects to and from […]

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Announcing the end of support for Node.js 10.x in the AWS SDK for JavaScript (v3)

Starting January 1, 2022, AWS SDK For JavaScript (v3) will no longer support Node.js 10.x which was EOL on April 30, 2021. We encourage you to upgrade to Node.js 12.x or later. We recommend Node.js 14.x which was released on April 21, 2020 and became active LTS on October 27, 2020. Motivation As Node.js 10.x version […]

Construct Hub Developer Preview

We are excited to announce the Construct Hub developer preview. It is a one-stop destination for finding, reusing and sharing constructs authored by AWS, AWS Partner Network partners, third parties, and the developer community. In the preview version of the website, we list constructs for Python and TypeScript programming languages. CDK constructs are cloud architecture building […]

Mocking modular AWS SDK for JavaScript (v3) in Unit Tests

The AWS SDK for Javascript team would like to highlight the open-source community and it’s contributions. Today we welcome a guest blog written by Maciej Radzikowski on aws-sdk-client-mock, a library that allows easy mocking of AWS SDK for JavaScript (v3). On December 15th, 2020, AWS announced the general availability of the AWS SDK for JavaScript, version 3 […]

Building an Apache Kafka data processing Java application using the AWS CDK - featured image

Building an Apache Kafka data processing Java application using the AWS CDK

Building an Apache Kafka data processing Java application using the AWS CDK Piotr Chotkowski, Cloud Application Development Consultant, AWS Professional Services Using a Java application to process data queued in Apache Kafka is a common use case across many industries. Event-driven and microservices architectures, for example, often rely on Apache Kafka for data streaming and […]