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 678 AWS releases · Updated
- AWS What's New governanceawsgaengineer ·
AWS Managed Microsoft AD supports Standard to Enterprise upgrade
AWS Managed Microsoft AD now allows direct upgrades from Standard to Enterprise editions via the console, CLI, or API, eliminating the need for migration or re-joining workloads. This feature benefits customers outgrowing Standard Edition's 5,000-object limit by enabling in-place upgrades to Enterprise Edition's 500,000-object capacity. The upgrade preserves existing configurations like trust relationships and application integrations, and is available across all AWS Regions.
feature - AWS What's New dataawsgaengineermediaaws-s3 ·
Amazon MSK Express delivers Kafka data to Apache Iceberg streaming tables
Amazon MSK Express can now continuously materialize Apache Kafka topics as Apache Iceberg tables on Amazon S3. This new capability reduces ingestion costs by up to 60% and query costs by up to 30% compared to self-managed deployments. It simplifies integration for near real-time analytics, eliminating the need for complex custom pipelines and addressing the small-file problem. The feature is available today in all AWS Regions offering MSK Express.
feature - AWS What's New dataawsgaengineeraws-s3 ·
Amazon MSK Express delivers Kafka data to Amazon S3
Amazon MSK Express now offers a managed capability to deliver Apache Kafka data directly to Amazon S3. This feature simplifies data ingestion for common use cases like archival and ML model training, reducing costs and operational overhead compared to self-managed solutions. It supports high throughput and scales automatically, available now in all AWS Regions offering MSK Express.
feature - AWS What's New aiawsgaengineermediaaws-bedrock ·
xAI's Grok 4.3 now available on Amazon Bedrock in AWS GovCloud
xAI's Grok 4.3 large language model is now available on Amazon Bedrock in AWS GovCloud (US-West), expanding model choices for generative AI development. This reasoning-first model offers configurable effort levels, strong tool use, and token efficiency, making it suitable for enterprise workloads like customer support and financial document analysis. It runs on Bedrock's new Mantle inference engine, optimized for price performance.
feature announcement - AWS What's New aiawsengineermediaaws-bedrock ·
Gemma 4 models available on Amazon Bedrock in AWS GovCloud (US-West)
Google DeepMind's Gemma 4 family of open-weight models is now accessible via Amazon Bedrock in AWS GovCloud (US-West). This expansion enables the development of generative AI applications with enhanced reasoning, multimodal understanding, and agentic capabilities. The offering includes three variants tailored for different use cases, with Gemma 4 31B optimized for complex workloads and Gemma 4 E2B for low-latency interaction.
feature - AWS What's New infraawsengineer ·
AWS Transit Gateway adds Policy-Based Routing for granular traffic control
AWS Transit Gateway now supports Policy-Based Routing (PBR), allowing network administrators to direct traffic based on multiple packet attributes, not just destination IP. This feature simplifies network architectures by eliminating the need for complex multi-VPC setups for traffic steering and workload isolation. It's now available in all commercial AWS Regions and can be configured via the AWS Management Console, CLI, or SDK.
feature - AWS What's New awspreviewengineerhealthcare ·
AWS HealthLake adds preview resource matching for duplicate patient records
AWS HealthLake has introduced a preview feature for resource matching to automatically identify and link duplicate patient, provider, and organization records. This capability aims to improve data accuracy in healthcare by creating longitudinal patient records and enabling trustworthy population health datasets without requiring specialized MDM tools. The feature supports seven FHIR resource types and is available in a gated preview across multiple AWS regions, requiring users to join an allowlist.
feature announcement - AWS What's New aiawsengineeraws-s3 ·
Amazon OpenSearch Service Adds OpenSearch 3.7 Support
Amazon OpenSearch Service now supports OpenSearch version 3.7, bringing significant improvements in vector search performance and relevance. The update includes 1-bit scalar quantization for reduced vector storage, faster vector retrieval without reindexing, enhanced Search Relevance Workbench capabilities, and new Query Insights features like automated recommendations and a finished-queries cache. This release is now available in all AWS Regions and aims to help engineers and architects optimize vector workloads and analyze query performance.
feature - AWS What's New infraawsgaengineeraws-s3 ·
AWS Parallel Computing Service adds node lifecycle actions
AWS Parallel Computing Service (PCS) is now generally available with node lifecycle actions, allowing custom scripts to run automatically at defined points in a compute node's lifecycle. This enables automated node preparation, such as mounting storage or installing software, for HPC workloads managed by Slurm. The feature is available in all AWS PCS regions and provides logging for visibility.
feature - AWS What's New governanceawsgaengineer ·
Amazon Connect surfaces agent evaluation examples for coaching
Amazon Connect now automatically surfaces example agent evaluations when managers prepare coaching feedback, offering evidence-based guidance for tailored coaching. Managers receive examples of recent high or low scores on specific topics, with evaluator notes detailing agent behaviors. This feature accelerates agent performance improvement by saving managers time previously spent searching for examples and is available in all Amazon Connect regions.
feature - AWS What's New dataawsengineer ·
AWS Glue REST API connector adds VPC, filter pushdown, and partition support
AWS Glue's REST API connector now supports VPC connections, filter pushdown, and partition support, allowing secure access to private data sources and improving ingestion performance. These enhancements enable engineers to integrate data from proprietary systems without custom code, reducing costs and speeding up ETL pipelines. The new capabilities are available in all AWS commercial regions.
feature - AWS What's New securityawsengineerretail ·
AWS WAF adds pre-parse transformations and new text transformations
AWS WAF now supports pre-parse text transformations for query arguments and ten new text transformations, enhancing request normalization. These features help standardize how AWS WAF inspects requests, preventing evasion tactics like HTTP parameter pollution and parser differentials. The update is available in all AWS Regions and impacts engineers and architects responsible for web application security.
feature - AWS What's New infraawsengineeraws-ec2 ·
EC2 Auto Scaling Instance Refresh integrated with CloudFormation
Amazon EC2 Auto Scaling now supports the Instance Refresh feature directly within AWS CloudFormation update policies. This integration allows CloudFormation to automatically trigger instance refreshes when properties change, offering capabilities like root volume replacement and controlled rollouts with bake times. Existing Auto Scaling features and health checks remain active during updates, ensuring service continuity. The feature is available across all AWS Regions at no additional cost.
feature - AWS What's New dataawsgaengineeraws-redshift ·
Amazon Redshift Data API adds long polling, session visibility, flexible batching
Amazon Redshift Data API now supports long polling to reduce redundant API calls for statement status and results. New session management features allow applications to enumerate and filter active sessions, improving visibility. Flexible batch execution allows statements to run independently, preventing partial failures from rolling back entire batches, and enables parameter reuse.
feature patch - AWS What's New securityawsengineeraws-iam ·
AWS IAM Identity Center adds multi-Region replication for its own directory
AWS IAM Identity Center now allows replication of its own identity directory to secondary regions, enhancing resilience and enabling geographically distributed application deployments. This feature, previously limited to external identity providers, extends to users managing their workforce directly within Identity Center. It is available in 17 commercial AWS Regions for organization instances, requiring a multi-Region KMS key.
feature - AWS What's New networkingawsazuregapreviewengineer ·
AWS Interconnect GA enables multicloud connectivity with OCI
AWS Interconnect is now generally available, offering direct, private connections between AWS and Oracle Cloud Infrastructure (OCI) to simplify multicloud networking. This aims to reduce the complexity of managing large-scale, multi-layered networks across different cloud providers. The service is available for OCI in us-east-1, with Google Cloud support and Microsoft Azure support coming later.
feature announcement - AWS What's New governanceawsgaengineer ·
Amazon EFS cross-account Replication now supported in AWS GovCloud (US)
Amazon EFS now enables cross-account replication of file systems within AWS GovCloud (US) regions. This feature simplifies disaster recovery, business continuity, and compliance by automating file data synchronization between separate AWS accounts. It benefits customers using multi-account strategies for operational excellence and security, eliminating the need for custom replication processes.
feature - AWS What's New governanceawsengineer ·
Amazon EFS adds cross-account replication for AWS GovCloud (US)
Amazon EFS now supports cross-account replication within AWS GovCloud (US), enabling customers to copy file systems between accounts. This feature simplifies disaster recovery, business continuity, and multi-account data management. It is now available for configuration via the EFS Console, AWS CLI, CloudFormation, and APIs.
feature - Terraform AWS Provider Releases terraforminfraawsdeprecationretail ·
Terraform AWS Provider v6.57.0: New EKS and Bedrock resources, deprecations
HashiCorp's AWS provider has released version 6.57.0, introducing several new resources for EKS and AWS Bedrock, including evaluation jobs and access management. It also includes enhancements to VPC, Secrets Manager, and Flow Logs, along with important deprecations for memory strategy configurations. This release provides expanded capabilities for managing AWS infrastructure via Terraform, with some existing configurations requiring updates due to deprecated attributes.
feature patch announcement - endoflife.date eolamazon-eks ·
Amazon EKS 1.33 has reached end of life
Amazon EKS 1.33 reached end of life on 2026-07-29. It no longer receives fixes or security updates — plan the upgrade now.
deprecation
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.
How can I get alerts for new AWS releases? ›
Set up a free email or Slack alert filtered to AWS, subscribe to the weekly digest, or follow the RSS feed. Teams can also install the ReleaseBytes GitHub App or connect via MCP.
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.