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 What's New awsgapreviewengineeraws-rds ·
Amazon RDS for MariaDB Adds MariaDB 12.3 Preview Support
Amazon RDS for MariaDB now supports MariaDB 12.3 in the RDS Database Preview Environment for evaluation before general availability. This version introduces Oracle TO_DATE() compatibility, JSON and XML data types, and performance improvements for query optimization. The preview environment is for testing and instances are retained for a maximum of 60 days.
announcement feature - AWS What's New observabilityawsgaengineer ·
Amazon CloudWatch Query Studio GA
Amazon CloudWatch Query Studio is now generally available, offering a unified interface for querying and visualizing metrics across multiple AWS accounts and regions. This feature allows teams to use PromQL or Metrics Insights to explore OpenTelemetry and AWS-vended metrics from a single workspace, simplifying fleet-wide correlation of performance data. It provides visual query building, diverse visualization options, and integration with CloudWatch dashboards and Grafana, aiding engineers and architects in monitoring complex distributed systems.
feature announcement - AWS What's New infraawsgaengineeraws-ec2aws-lambda ·
AWS Lambda Managed Instances adds tag propagation
AWS Lambda Managed Instances (LMI) now supports tag propagation, automatically applying specified tags to provisioned EC2 instances, EBS volumes, and ENIs. This addresses a gap for organizations using tagging for cost tracking and governance, enabling better cost allocation and policy enforcement. The feature is available in all commercial AWS regions where LMI is generally available and can be configured via capacity provider APIs or standard AWS tools.
feature - AWS What's New infraawsgaengineeraws-ec2aws-eksaws-iam ·
Amazon EKS local clusters on Outposts now support EC2 instance store
Amazon EKS local clusters on AWS Outposts now support EC2 instances that boot from instance store on first and second-generation Outposts racks. This expansion provides static stability for Kubernetes control planes, aiding data residency and mitigating network disconnect impacts. The new architecture offers greater parity with cloud EKS clusters and supports several advanced features, now generally available in commercial AWS Regions.
feature - AWS What's New aiawsgaengineergovernmentaws-ec2 ·
Amazon EC2 Capacity Blocks for ML available in AWS GovCloud
Amazon EC2 Capacity Blocks for ML are now available in AWS GovCloud (US) Regions, offering reserved GPU capacity for government and regulated industries. This feature allows customers to secure GPU instances for ML workloads like training and prototyping up to eight weeks in advance for durations up to six months. The service provides low-latency connectivity and can be shared across accounts via AWS Resource Access Manager (RAM). This enablement is crucial for organizations needing assured, on-demand accelerated compute within the stringent compliance requirements of AWS GovCloud.
feature announcement - AWS What's New aiawsgaengineeraws-bedrock ·
Amazon Bedrock AgentCore adds Web Search
Amazon Bedrock AgentCore now offers general availability for Web Search, a fully managed tool to ground AI agents in current web knowledge. This eliminates the need for custom integrations with external search providers, simplifying agent development and enhancing response accuracy with multi-source grounding. The feature is available today in the US East (N. Virginia) region and is optimized for token-efficient retrieval of relevant information.
feature announcement - AWS What's New observabilityawsgaengineer ·
Amazon Managed Service for Prometheus adds native histogram support
Amazon Managed Service for Prometheus now supports native histograms, allowing for higher-resolution metric distributions with reduced cardinality and more precise percentile calculations. This benefits DevOps and SRE teams by eliminating the need for manual bucket configuration and lowering the active series count. The feature is available in all AWS Regions and offers a more cost-effective way to monitor distributions.
feature - AWS What's New aiawsgamediaaws-bedrock ·
Google Gemma 4 models available on Amazon Bedrock
AWS has announced the integration of Google DeepMind's Gemma 4 family of open-weight models into Amazon Bedrock. These models enable the development of generative AI applications for reasoning, multimodal understanding, agentic workflows, and software engineering. The Gemma 4 family includes three variants optimized for different use cases, all running on a new, price-performant Bedrock innovation. The models are now available in select AWS regions.
feature announcement - AWS What's New observabilityawsgaengineer ·
Amazon Managed Service for Prometheus adds out-of-order ingestion and rule query offset
Amazon Managed Service for Prometheus now supports out-of-order sample ingestion and a workspace-level rule query offset. These features help reduce data loss and improve alerting accuracy for workloads with distributed collectors or variable network latency. This update is available in all regions where the service is generally available and benefits users with intermittent ingestion delays.
feature - AWS What's New infraawsgaengineeraws-ec2 ·
New Amazon EC2 M8, R8 metal instance sizes launch
AWS has launched new metal-48xl and metal-96xl instance sizes for M8 and R8 EC2 instances, offering up to 43% better compute performance and significantly higher network and EBS bandwidth. These instances are powered by custom Intel Xeon processors and AWS Nitro cards, targeting workloads like big data analytics, in-memory caches, AI/ML clusters, and storage-intensive applications. The new sizes are initially available in the US East (N. Virginia) region.
feature announcement - AWS What's New aiawsgaengineeraws-ec2 ·
Amazon EC2 P6-B200 instances with NVIDIA Blackwell GPUs now in AWS GovCloud (US-East)
Amazon EC2 P6-B200 instances, powered by NVIDIA Blackwell GPUs, are now available in the AWS GovCloud (US-East) Region. These instances deliver up to twice the performance of P5en instances for AI training and inference workloads, featuring advanced GPUs, increased memory bandwidth, and enhanced networking capabilities. They are designed for secure and scalable AI workloads within Amazon EC2 UltraClusters and are also available in other US regions.
feature announcement - AWS What's New awsgaengineermediaaws-ec2 ·
Amazon EC2 M9g and M9gd instances with Graviton5 processors are GA
Amazon EC2 M9g and M9gd instances, powered by AWS Graviton5 processors, are now generally available. These new instances offer up to 25% better compute performance than previous generations and are designed for general-purpose and agentic AI workloads. They are available in select regions and purchasing options, with M9gd instances providing high-speed local NVMe storage for specific use cases like media processing.
feature announcement - AWS What's New aiawsgapreviewengineeraws-bedrock ·
AWS announces Claude Fable 5, a generally available AI model
AWS has made Claude Fable 5, a state-of-the-art Mythos-class AI model, generally available. This model offers enhanced autonomous knowledge work and coding capabilities for developers and enterprises building AI applications. Claude Fable 5 is designed for professional tasks across various industries and can be accessed via Amazon Bedrock or the Claude Platform on AWS. Amazon Bedrock offers AWS-managed features and data residency, while the Claude Platform provides direct Anthropic access with unified billing.
feature announcement - AWS What's New dataawsgaengineeraws-redshift ·
Redshift Serverless and RG manual snapshot costs reduced
Amazon Redshift has updated its billing for manual snapshots on Serverless and RG instances. Snapshots are now metered by unique data blocks rather than total size, reducing costs for users with multiple snapshots. This change benefits customers needing frequent snapshots for disaster recovery or retention by lowering storage expenses. The new model automatically applies to all snapshots across all available AWS regions.
patch - AWS What's New dataawsgaengineer ·
Amazon Aurora DSQL adds JSONB support with compression
Amazon Aurora DSQL now supports PostgreSQL's JSONB data type, enabling easier storage of semi-structured data alongside relational data. This feature improves efficiency for storing payloads like configuration metadata and logs by leveraging PostgreSQL's compression, reducing storage costs. The JSONB data type is available for creating or modifying tables, with initial access potentially covered by the AWS Free Tier.
feature - AWS What's New governanceawsgaarchitecthealthcareaws-s3aws-redshiftaws-iam ·
AWS Glue Data Catalog adds IAM authorization for S3 Tables, Iceberg views in GovCloud
AWS Glue Data Catalog now supports IAM-based authorization for Amazon S3 Tables and Apache Iceberg materialized views, simplifying permission management for analytics services. This feature allows unified permissions across storage, catalog, and query engines, enhancing integration with services like Athena and EMR. It is now available in AWS GovCloud (US) Regions and offers optional integration with AWS Lake Formation for finer-grained access control.
feature - AWS What's New observabilityawsgaengineer ·
Amazon OpenSearch UI now available in AWS GovCloud regions
Amazon OpenSearch Service has extended its operational analytics UI to AWS GovCloud (US-East) and US-West regions, allowing unified insights from managed domains and serverless collections. This expansion includes enhanced Workspaces for team collaboration and a revamped Discover interface with improved usability and multi-source support for languages like PPL and SQL. The availability ensures users can leverage the latest UI features and tools across different OpenSearch versions, connecting to domains above 1.3 or serverless collections.
feature announcement - AWS What's New infraawsgaengineeraws-ecs ·
Amazon ECS Fargate now supports 32vCPU configurations
Amazon ECS with AWS Fargate now supports 32vCPU compute configurations, allowing customers to run more demanding applications. The new task sizes offer up to 244 GiB of memory for both x86 and ARM workloads, extending capabilities for HPC, data processing, and AI inference. This update enables larger containers and scaling beyond previous limits, with existing Compute Savings Plans applying automatically. The feature is available in all AWS commercial and GovCloud (US) Regions.
feature - AWS What's New awsgaengineerfinanceaws-dynamodb ·
AWS Databases on Vercel Expand to More Regions
Amazon Aurora PostgreSQL, Aurora DSQL, and DynamoDB serverless databases are now available on Vercel Marketplace and v0 in additional AWS Regions, providing more flexibility for developers. This integration allows users to describe ideas in natural language via v0, which automatically generates designs, deploys code and infrastructure, and stores data in selected AWS databases with no hands-on coding. New AWS accounts created from Vercel include $100 in credits and access to all three database types, usable for up to six months.
feature announcement - AWS What's New infraawsgaengineeraws-s3 ·
AWS Deadline Cloud adds plugin sync for service-managed fleets
AWS Deadline Cloud now supports automatic plugin synchronization for service-managed fleets, simplifying deployment of necessary tools for compute-intensive workloads. This eliminates the need for custom scripting or manual configuration, reducing errors and ensuring jobs start with correct plugins. The feature is now generally available for Blender and Maya, with support for more applications expected soon.
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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.
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.