AWS Open Source Blog

Category: DevOps

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Serverless COBOL: Rejuvenating legacy code with open source software — Part 2

The benefits of the serverless architecture are not reserved to newly written applications. Legacy code can be combined with leading-edge technologies by deploying them in a cloud platform. This will ensure reuse of the massive existing legacy assets and further extend their life, thus using them in new ways. Serverless COBOL: Rejuvenating legacy code with […]

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Declarative provisioning of AWS resources with Spinnaker and Crossplane

This post was written by Steve Borrelli, Rob Clark, Manabu McCloskey, Vikrant Kahlir, and Nima Kaviani. In a previous blog post, we discussed how GitOps, declarative definition of infrastructure and application resources, and using technologies such as AWS Controllers for Kubernetes (ACK) and Crossplane have enabled DevOps engineers to reduce complexity and improve visibility into […]

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AWS is doubling down on improving the open source continuous delivery experience for our customers

We are thrilled to announce that AWS is joining the Continuous Delivery Foundation (CDF) as a Premier member. Continuous delivery is the bridge between software that our customers build and cloud services that AWS offers, and CDF is the interface to the community that is driving many important innovations in this space. We join the […]

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Continuous deployment of Cloud Custodian to AWS Control Tower

Cloud Custodian is an open source, cloud security, governance, and management tool that enables users to keep their Amazon Web Services (AWS) environment secure and well managed by defining policies in a YAML domain specific language (DSL). Cloud Custodian works by defining policies in a YAML file and running the defined policies against AWS accounts. […]

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Testing AWS Lambda functions written in Java

Testing is an essential task when building software. Testing helps improve software quality by finding bugs before they reach production. The sooner we know there is a defect in code, the easier and cheaper it is to correct. Automated tests are a central piece in reducing this feedback loop. In association with a continuous integration […]

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How the jsii open source framework meets developers where they are

A central part of the value proposition that the AWS Cloud Development Kit (AWS CDK) is set to deliver is the ability for developers to express their infrastructure requirements in the programming languages they are most comfortable with. The DevOps movement has blurred the line between application code and infrastructure definition, and it is only […]

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Compliance as code and auto-remediation with Cloud Custodian

Many organizations identify governance and compliance as challenges, and a lack of visibility into cloud infrastructure as a prevalent problem. Companies spend thousands of hours a year maintaining compliance. Automating compliance monitoring and response not only reduces the burden of maintenance, but also increases the visibility across cloud environments. With the increasing cost and human […]

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Accelerate infrastructure as code development with open source Former2

In this post, AWS Community Hero, Ian Mckay, highlights the capabilities of Former2, an open source project that enables you to generate infrastructure as code (IaC) templates from existing AWS resources in your account. This post covers how Mckay created Former2, how to use it, the challenges around it, and the future for Former2. When […]

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Open sourcing the Porting Assistant for .NET

In July 2020, AWS launched the Porting Assistant for .NET, a tool for analyzing the compatibility of .NET Framework applications and estimating the effort required to port them to .NET Core. Porting applications to .NET Core enables you to take advantage of future investments in .NET, reduced license spend, and innovations to improve application scaling […]

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Using multiple queues and instance types in AWS ParallelCluster 2.9

Since its release as an officially supported AWS tool and open source project in November 2018, AWS ParallelCluster has made it simple for high performance computing (HPC) customers to set up easy-to-use environments with compute, storage, job scheduling, and networking in the cloud in one cohesive package. These clusters can cater to a wide variety […]

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