AWS Developer Tools Blog
Category: DevOps
Introducing SDK Client Warm-Up feature in the AWS SDK for Java 2.x
The first service call from an application that uses the AWS SDK for Java 2.x takes longer than subsequent calls. This problem is known as cold start. The new SDK client warm-up feature reduces cold-start latency. One call to SdkWarmUp.warmUp() during application startup exercises the SDK request path before your first service call. With AWS […]
Introducing a standalone SigV4 signer for the AWS SDK for .NET
Until now, signing an AWS request that no generated SDK client covered meant reaching into internal SDK types or hand-writing the AWS Signature Version 4 (SigV4) algorithm. The AWS SDK for .NET now includes a public SigV4 signer you can call directly. Use the signer to add SigV4 authentication to an HTTP request, or to […]
AWS Durable Execution SDK for .NET now Generally Available
The AWS Lambda Durable Execution SDK for .NET is now generally available. AWS Lambda now supports durable executions for .NET, joining the existing Python, TypeScript, and Java SDKs. You install the SDK from NuGet, write your workflows in familiar C#, and deploy them with the AWS Extensions for .NET CLI – the same tools you […]
Introducing Multipart Download Support for AWS SDK for .NET Transfer Manager
The new multipart download support in AWS SDK for .NET Transfer Manager improves the performance of downloading large objects from Amazon Simple Storage Service (Amazon S3). Customers are looking for better performance and parallelization of their downloads, especially when working with large files or datasets. The AWS SDK for .NET Transfer Manager (version 4 only) […]
What’s New in the AWS Deploy Tool for .NET
Version 2.0 of the AWS Deploy Tool for .NET is now available. This new major version introduces several foundational upgrades to improve the deployment experience for .NET applications on AWS. The tool comes with new minimum runtime requirements. We have upgraded it to require .NET 8 because the predecessor, .NET 6, is now out of […]
General Availability Release of the Migration Tool for the AWS SDK for Java 2.x
The AWS SDK for Java 1.x (v1) entered maintenance mode on July 31, 2024, and will reach end-of-support on December 31, 2025. We recommend that you migrate to the AWS SDK for Java 2.x (v2) to access new features, enhanced performance, and continued support from AWS. To help you migrate efficiently, we’ve created a migration […]
AWS .NET Distributed Cache Provider for Amazon DynamoDB now Generally Available
Today, we are excited to announce the general availability of the AWS .NET Distributed Cache Provider for Amazon DynamoDB. This is a seamless, serverless caching solution that enables .NET developers to efficiently manage their caching needs across distributed systems. Consistent caching is a difficult problem in distributed architectures, where maintaining data integrity and performance across […]
Arctic: Automated Desktop Application Testing
The Amazon Corretto team delivers more than 75 OpenJDK bundles for various platforms and Java versions. These builds include the AWT and Swing UI libraries. Since a button needs to look like a button after a Java update, and even the smallest change can have a significant impact on how graphical elements are rendered, we […]
Deploy to ARM-Based Compute with AWS Deploy Tool for .NET
We’re excited to announce that the AWS Deploy Tool for .NET now supports deploying .NET applications to select ARM-based compute platforms on AWS! Whether you’re deploying from Visual Studio or using the .NET CLI, you can now target cost-effective ARM infrastructure like AWS Graviton with the same streamlined experience you’re used to. Why deploy to […]
AWS CRT Client for Java adds GraalVM Native Image support
We are happy to announce GraalVM Native Image support for the AWS CRT (Common Runtime) package for Java starting with release 0.31.1. The AWS Java SDK picks up the update since version 2.28.7. Using AWS CRT with GraalVM Native Image in a demo app improved request times and both operational overhead and archive size were […]








