News, tutorials, and insights from the LocalStack team on cloud emulation, product showcases, and local development practices.https://blog.localstack.cloud/https://blog.localstack.cloud/testing-aws-fault-injection-service-templates-using-localstack/https://blog.localstack.cloud/testing-aws-fault-injection-service-templates-using-localstack/Learn how to test AWS Fault Injection Service experiments locally using LocalStack with Terraform for provisioning EC2 instances, defining FIS experiment templates to inject faults like stopping and terminating instances, and validating resilience testing outcomes without cloud costs.Wed, 10 Dec 2025 00:00:00 GMThttps://blog.localstack.cloud/break-it-till-you-make-it-chaos-engineering/https://blog.localstack.cloud/break-it-till-you-make-it-chaos-engineering/When AWS goes down, will your app stay up? In this tutorial, we’ll use LocalStack’s Chaos API to simulate real-world AWS service outages including DynamoDB throttling, SQS 503 errors, and Lambda latency so you can test your system’s resilience before production ever feels the heat.Thu, 23 Oct 2025 00:00:00 GMThttps://blog.localstack.cloud/streamlining-chaos-testing-localstack-chaos-engineering-dashboard/https://blog.localstack.cloud/streamlining-chaos-testing-localstack-chaos-engineering-dashboard/Learn how to use LocalStack's Chaos Engineering Dashboard to simulate real-world failures like service outages and API errors locally. This guide shows how shifting chaos testing left helps developers fix resilience issues early, reducing costs and production risks.Tue, 15 Jul 2025 00:00:00 GMThttps://blog.localstack.cloud/5-localstack-features-youre-sleeping-on/https://blog.localstack.cloud/5-localstack-features-youre-sleeping-on/LocalStack is evolving beyond AWS, but many of its most powerful features still focus on improving the AWS development experience. In this post, we highlight 5 AWS-centric features you might be missing that can speed up your local development, improve your testing, and help you build more resilient apps.Mon, 30 Jun 2025 00:00:00 GMThttps://blog.localstack.cloud/injecting-chaos-into-dynamodb-with-localstack/https://blog.localstack.cloud/injecting-chaos-into-dynamodb-with-localstack/Chaos engineering is a methodology that helps build more resilient cloud-based applications. In this tutorial, learn how to simulate outages using LocalStack's Chaos Dashboard. This hands-on guide walks through injecting failure into a local AWS stack, observing how your app responds, and building confidence in your system's ability to handle the unexpected.Thu, 05 Jun 2025 00:00:00 GMThttps://blog.localstack.cloud/2024-08-26-simulating-outages-for-local-cloud-apps-with-localstack-chaos-api/https://blog.localstack.cloud/2024-08-26-simulating-outages-for-local-cloud-apps-with-localstack-chaos-api/LocalStack Chaos API enables you to simulate outages in any AWS region or service. This blog guides you through setting up a cloud application locally and using the Chaos API to mimic service failures, helping ensure your application handles disruptions smoothly. Additionally, it discusses how to write chaos tests, providing a detailed strategy for testing resilient systems.Mon, 26 Aug 2024 00:00:00 GMT