AWS Releases
Amazon Web Services releases and Terraform AWS provider. New features, breaking changes, security advisories and deprecations - each summarised in plain English and updated continuously.
Tracking 680 AWS releases · Updated
- AWS News Blog bloginfraawsgaengineeraws-ec2 ·
Amazon EC2 C9g and C9gd instances with Graviton5 processors now available
Amazon has launched new EC2 C9g and C9gd instances powered by AWS Graviton5 processors. These compute-optimized instances offer up to 25% higher performance per vCPU than previous generations, with faster memory, larger L3 cache, and enhanced network and EBS bandwidth. They are suitable for compute-intensive workloads including AI, analytics, and batch processing, and are available now in select AWS regions.
feature - AWS News Blog bloginfraawsengineeraws-s3aws-ec2aws-sqs ·
Amazon SQS celebrates 20 years with significant scalability and feature enhancements
Amazon Simple Queue Service (SQS) is celebrating its 20th anniversary, marking two decades of reliable message queuing for AWS customers. Recent updates have focused on dramatically increasing throughput, enhancing security defaults, and adding flexibility for complex workloads, including AI applications. These advancements benefit developers and architects building distributed systems and AI-driven applications who rely on decoupled communication for resilience and scale.
feature announcement - AWS News Blog bloginfraawspreviewengineer ·
AWS Transform adds continuous tech debt analysis and remediation (preview)
AWS Transform now includes a continuous modernization capability for autonomous tech debt analysis and remediation at scale, addressing the fragmentation of existing tooling and the rapid accumulation of debt due to AI-assisted development. This new feature provides continuous code scanning, prioritized findings, and automated pull request generation for fixes, helping engineering organizations reduce manual effort and maintain code currency. It is available today in preview and integrates with AWS Security Agent.
feature announcement - AWS News Blog blogaiinfraawsengineeraws-lambda ·
AWS Lambda Introduces MicroVMs for Isolated, Stateful Workloads
AWS Lambda now offers MicroVMs, a new compute primitive providing virtual machine-level isolation and stateful execution environments for user- or AI-generated code. Powered by Firecracker, this feature enables near-instant launch and resume capabilities, addressing the need for secure, dedicated environments in multi-tenant applications like AI assistants and interactive code editors. Customers can now run untrusted code with robust isolation and low latency without managing underlying infrastructure, with MicroVMs complementing existing Lambda Functions for event-driven tasks.
feature - AWS News Blog blogaiinfraawsengineer ·
AWS Weekly Roundup: Builder Center Anniversary, Security Hub Enhancements, SageMaker, EKS/ECS GPU Cost Reduction
This AWS weekly roundup highlights the first anniversary of the AWS Builder Center, which has grown into a significant ecosystem for developers. Key updates include new capabilities in AWS Security Hub for network scanning and Azure integration, enhanced Hugging Face integration in Amazon SageMaker Studio, and significant cost reductions for GPU instance management in Amazon EKS and ECS. Additionally, Amazon Aurora DSQL change data capture (CDC) is now generally available, alongside new developments in building secure AI agents with Loom and managing Claude models via a new gateway.
feature patch announcement - AWS News Blog bloginfraawsengineeraws-iam ·
AWS Certificate Manager adds ACME support for public TLS certificates
AWS Certificate Manager (ACM) now supports the Automatic Certificate Management Environment (ACME) protocol for issuing public TLS certificates. This allows organizations to automate certificate renewal and management using existing ACME clients, addressing challenges with shorter certificate validity periods and fragmented visibility. PKI administrators gain centralized control, fine-grained access management via IAM roles, and enhanced monitoring through CloudTrail and CloudWatch. The feature is available now for public certificates issued by Amazon Trust Services.
feature - AWS News Blog bloginfraawspreviewengineer ·
AWS DevOps Agent adds preview release management features
AWS DevOps Agent now offers preview release management capabilities, including release readiness reviews and autonomous release testing. These features aim to help teams assess code changes against production standards and automatically test them, addressing the increased volume of code, especially from AI tools. The capabilities are designed for engineers and architects working with CI/CD pipelines across AWS, multicloud, and on-premises environments.
feature announcement - AWS News Blog bloginfraawsengineer ·
AWS CloudFormation Express mode accelerates infrastructure deployments
AWS CloudFormation now offers an Express mode that significantly reduces deployment times, up to 4x faster for iterative development and AI tools by skipping extended stabilization checks. This mode completes deployments once resource configuration is applied, benefiting use cases like rapid infrastructure iteration and AI-assisted development where sub-minute feedback is valuable. Express mode is available today in all AWS commercial regions and works with existing templates, though rollback is disabled by default. Developers using the AWS Management Console, CLI, SDKs, CDK, or AI tools like Kiro can leverage this new deployment option.
feature - AWS News Blog blogaiinfraawsengineer ·
AWS Weekly Roundup: New instances, AI, OpenSearch, and service lifecycle updates
AWS announced several new features and updates, including Graviton5-powered EC2 instances, CloudFormation Express mode, EKS version rollbacks, and ACME support in ACM. New AI capabilities include Claude Sonnet 5 on AWS, Amazon WorkSpaces for AI agents, and SageMaker AI enhancements. Additionally, the update details several AWS service lifecycle changes, including services moving to Maintenance, Sunset, and End of Support phases.
feature patch deprecation announcement - AWS News Blog bloginfraawsgaengineeraws-eks ·
Amazon EKS adds Kubernetes version rollback feature
Amazon EKS now supports Kubernetes version rollbacks, allowing cluster administrators to revert to a previous Kubernetes minor version within seven days of an upgrade if issues arise. This feature provides a safety net, addressing a long-standing limitation in Kubernetes where control plane upgrades were a one-way operation. It applies to all EKS clusters and offers enhanced functionality for EKS Auto Mode with a cancel API for node rollbacks, aiming to reduce upgrade friction and keep clusters on supported versions. The capability is available today at no additional cost in all commercial AWS Regions.
feature patch - AWS News Blog bloginfraawsgaengineeraws-ecs ·
Amazon ECS adds high-resolution metrics for faster service auto scaling
Amazon ECS now supports high-resolution (20-second) metrics for service auto scaling, enabling faster detection and response to load changes. This improvement reduces scale-out time by up to 76% and overall scaling time by up to 72%, leading to better application performance, cost optimization, and simpler configurations. The feature is available today for all ECS compute options and requires enabling high-resolution metrics in CloudWatch, which may incur additional costs.
feature - AWS What's New infraawsgaengineeraws-eks ·
Amazon EKS Auto Mode adds Application Recovery Controller zonal shift
Amazon EKS Auto Mode now integrates with Application Recovery Controller (ARC) zonal shift to automatically protect Kubernetes applications from Availability Zone (AZ) disruptions. This enhancement ensures application availability by rerouting network traffic away from impaired AZs without requiring additional customer configuration. The feature is available for EKS Auto Mode clusters in all supported AWS Regions.
feature - AWS What's New aiinfraawsengineeraws-s3aws-sagemaker ·
SageMaker HyperPod simplifies Slurm cluster setup with AMI-based configuration
Amazon SageMaker HyperPod now supports AMI-based node lifecycle configuration for Slurm clusters using continuous provisioning. This eliminates the need for manual script uploads, speeding up node availability for AI/ML workloads. The feature is available in all SageMaker HyperPod regions and targets engineers and architects managing ML infrastructure.
feature - AWS What's New infraawsengineeraws-ec2 ·
EC2 R8in, R8ib, R8idn, R8idb Instances Expand to New Regions
Amazon EC2 R8in, R8ib, R8idn, and R8idb instances are now available in the Asia Pacific (Tokyo) and Europe (Frankfurt, Ireland) regions, offering enhanced performance for demanding workloads. Powered by custom Intel processors and AWS Nitro cards, these instances provide up to 43% better compute performance per vCPU and significantly higher network and EBS bandwidth than previous generations. They are suitable for workloads ranging from AI/ML caching and Telco applications to high-performance databases and data lakes, with specific instance types optimized for network or storage intensity.
feature - AWS What's New infraawsengineeraws-ec2 ·
EC2 Replace Root Volume now supports using an EBS volume
Amazon EC2 now allows using an existing EBS volume as the target for replacing an instance's root volume, in addition to snapshots or AMIs. This new option simplifies patching and configuration updates for stateful workloads by eliminating intermediate snapshot or AMI creation steps, reducing overhead and speeding up the process. The feature is available in all commercial AWS Regions and AWS GovCloud (US) regions, benefiting customers who need to include specific metadata or software before boot.
feature - AWS What's New infraawsaws-ec2 ·
Amazon EC2 I7ie instances launched in AWS Hyderabad region
Amazon EC2 I7ie instances are now available in the AWS Asia Pacific (Hyderabad) region. These instances are designed for storage-intensive workloads, offering improved compute performance and price-performance over previous generations. They provide high-density local NVMe storage and enhanced real-time storage performance, making them suitable for demanding data access patterns. The instances are available in multiple sizes with high network and EBS bandwidth.
feature announcement - AWS What's New infraawsgaengineeraws-ec2 ·
Amazon EC2 I8g instances now available in AWS GovCloud (US)
Amazon EC2 Storage Optimized I8g instances are now generally available in AWS GovCloud (US) regions. Powered by Graviton4 processors and Nitro SSDs, these instances offer significantly improved compute and storage performance for I/O-intensive workloads. They are ideal for databases, real-time analytics, and AI/LLM pre-processing, and are available in multiple sizes with substantial local storage and network bandwidth.
feature announcement - AWS What's New infraawsengineer ·
AWS DMS Schema Conversion adds offline SQL Server schema conversion
AWS Database Migration Service (DMS) Schema Conversion now supports offline schema conversion for SQL Server, allowing conversion without direct database connectivity. This feature bypasses security reviews and firewall changes typically required for migrations, accelerating the process and is ideal for organizations with strict security policies. It enables database administrators to extract metadata locally, which can be reviewed by security teams before uploading to DMS for processing.
feature - AWS What's New infraawsengineer ·
Amazon DocumentDB adds R8g instances with Graviton4 processors
Amazon DocumentDB now supports R8g.24xlarge and R8g.48xlarge instances powered by AWS Graviton4 processors and DDR5 memory. These instances offer higher throughput and larger memory capacity, enabling more demanding workloads and improving performance for memory-intensive applications. Customers can adopt these new instances by modifying or creating DocumentDB clusters, with availability for DocumentDB 5.0+.
feature - AWS What's New aiinfraawsengineeraws-sagemaker ·
SageMaker HyperPod Adds Deep Health Checks for Slurm Clusters
Amazon SageMaker HyperPod now supports deep health checks for Slurm-orchestrated clusters using continuous provisioning. This feature allows proactive verification of GPU accelerator health on running instances, preventing wasted compute time and delayed workloads due to unhealthy nodes. It enables targeting specific instances or groups for stress and connectivity tests before committing resources, with results visible via SageMaker console and APIs. This enhancement is available in all regions where SageMaker HyperPod is offered.
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About AWS release tracking on ReleaseBytes
AWS ships hundreds of service updates a month across EC2, Lambda, RDS, S3, EKS and the rest of the catalogue — far more than anyone can follow by reading the official What's New feed. ReleaseBytes ingests announcements from AWS's official release channels and the Terraform AWS provider changelog, summarises each one in plain English, and tags anything that is a breaking change, security advisory or deprecation so you can see at a glance whether it affects your workloads.
Frequently asked questions
How often are AWS release notes updated on ReleaseBytes? ›
Continuously. ReleaseBytes monitors the official AWS release channels around the clock and publishes a plain-English summary of each announcement shortly after it lands.
What kinds of AWS changes does ReleaseBytes track? ›
New features, enhancements, bug fixes, security advisories, breaking changes, deprecations and end-of-life announcements. Every item is tagged by type so you can filter to just the changes that need action.
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Where does the AWS release data come from? ›
From the official sources: Amazon Web Services releases and Terraform AWS provider. Every item links back to the original vendor announcement.