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 681 AWS releases · Updated
- AWS What's New awspreviewengineer ·
AWS FinOps Agent preview announced
AWS announces the preview of its FinOps Agent, a new tool designed to help FinOps practitioners and engineering teams manage cloud costs. The agent can answer cost-related questions, identify optimization opportunities, investigate anomalies, and automate workflows. It is currently available in preview in the US East (N. Virginia) Region and offers cost and usage data for most AWS Regions at no charge during the preview period.
feature announcement - AWS What's New infraawsengineerhealthcareaws-sagemaker ·
Amazon EMR Serverless adds interactive workloads via Spark Connect
Amazon EMR Serverless now supports interactive sessions using Spark Connect, allowing developers to run Spark applications from local environments like SageMaker, Jupyter, and VS Code. This enhances productivity by enabling ad hoc exploration, iterative debugging, and incremental development by decoupling the client from the Spark driver. The feature is available on EMR release 7.13 in all EMR Serverless regions.
feature - AWS What's New aiawsengineer ·
AWS Cost Explorer adds Amazon Q-powered cost analysis
AWS Cost Explorer now integrates with Amazon Q Developer to provide automated cost explanations for any report. This feature analyzes cost trends, drivers, and anomalies within the context of user-defined filters and time periods, reducing manual investigation effort. It is available in all commercial AWS Regions at no additional charge and allows for follow-up questions to explore insights.
feature - AWS What's New awsengineerfinancemediaaws-s3aws-ec2aws-rds ·
AWS Transform adds TCO assessment for SQL Server migrations to RDS
Amazon RDS for SQL Server now integrates TCO assessment into AWS Transform, allowing users to estimate migration costs from on-premises SQL Server to RDS for SQL Server. The service uses AI to analyze existing environments, recommend optimal instances, and evaluate cost-saving options like Database Savings Plans and the AWS Migration Acceleration Program. Assessments support various data inputs and can be combined with analyses for other AWS services.
feature - AWS What's New aiawsengineer ·
Amazon Connect adds AI agent trace details for voice interactions
Amazon Connect now offers AI agent traces, providing detailed insights into how AI agents reason and act during customer voice interactions. This enhancement allows users to understand AI decision-making, diagnose issues, and build agentic experiences with greater confidence. The feature is available in all AWS Regions supporting Amazon Connect Customer AI Agents and is accessible via the Connect web UI alongside conversation transcripts.
feature - AWS What's New aiobservabilityawsengineeraws-iam ·
AWS Cost Anomaly Detection adds AI-powered root cause investigation
AWS Cost Anomaly Detection now integrates Amazon Q to automatically analyze the root cause of cost anomalies, delivering plain-language explanations in minutes instead of hours. This feature aids FinOps and engineering teams by identifying usage or rate drivers, contributing services, accounts, regions, and specific API calls. Available immediately in all commercial AWS Regions at no extra charge, it streamlines the transition from alert to action for cost optimization efforts.
feature - 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 infraawsengineer ·
AWS Application Migration Service renamed to AWS Transform MGN
AWS Application Migration Service (MGN) has been renamed to AWS Transform MGN, highlighting its role as a core component of the broader AWS Transform migration service. This change allows users to choose between direct control via the MGN console or an agent-driven workflow for automated rehosting. The service retains its existing compliance certifications and is available across all commercial and GovCloud regions.
announcement feature - AWS What's New infraawsengineeraws-ec2aws-lambda ·
AWS Lambda Managed Instances expands to more regions
AWS Lambda Managed Instances (LMI) is now available in all commercial AWS Regions except for a few specific locations. This expansion provides more customers with the benefits of running Lambda functions on managed EC2 instances, offering EC2 pricing advantages and specialized compute options with Lambda's operational simplicity. LMI manages instance lifecycle and scaling, catering to users needing custom hardware or predictable workloads.
feature announcement - AWS What's New awspreviewengineeraws-rds ·
Amazon RDS for PostgreSQL 19 Beta 1 Now Available in Preview
Amazon RDS for PostgreSQL 19 Beta 1 is now available in the RDS Database Preview Environment, enabling evaluation of PostgreSQL 19 features on a managed service. Key enhancements include native graph query support (SQL/PGQ), concurrent table repacking for maintenance, and improved logical replication for sequences and dynamic enablement. This preview is available for 60 days and includes pricing details for the US East (Ohio) region.
feature announcement - AWS What's New dataawsengineer ·
Amazon DocumentDB adds engine minor version 5.0.1
Amazon DocumentDB now supports engine minor versions, beginning with 5.0.1, which includes new aggregation operators and enhanced monitoring metrics. This allows users to adopt new features and fixes while staying on the same major version. The update is available in all regions where DocumentDB 5.0 is supported.
feature patch - AWS What's New dataawsengineer ·
Amazon MSK Express Brokers support automatic Kafka topic creation for Kafka Streams
Amazon MSK Express Brokers now automatically create topics for Kafka Streams applications, eliminating the need for manual topic pre-creation. This change simplifies deployment and reduces operational overhead for stateful Kafka Streams applications. The feature is available today in all AWS regions where MSK Express Brokers are offered, requiring no additional setup.
feature - AWS What's New infraawsengineer ·
AWS Savings Plans Purchase Analyzer Adds Target Coverage Analysis
AWS Billing and Cost Management now includes target coverage analysis in the Savings Plans Purchase Analyzer. This feature allows users to specify a desired percentage of On-Demand spend to be covered by Savings Plans, with the tool recommending purchase amounts based on historical usage. The analysis can be customized and accessed via interactive charts or an API, aiding engineers and architects in optimizing their cloud spend.
feature - AWS What's New observabilityawsengineer ·
CloudWatch Logs Insights adds 23 new query commands and functions
Amazon CloudWatch Logs Insights has expanded its query language with 23 new commands and functions for enhanced log analysis. These additions enable more sophisticated parsing, transformation, and conditional processing of log data, addressing common customer needs. The new capabilities, including improved string and IP functions, are now available in all commercial AWS Regions.
feature - AWS What's New infraawsengineeraws-dynamodbaws-sagemaker ·
AWS Compute Optimizer adds idle recommendations for 6 resource types
AWS Compute Optimizer now detects idle resources for DynamoDB, ElastiCache, MemoryDB, DocumentDB, WorkSpaces, and SageMaker endpoints. This expansion helps users find unused resources and potential cost savings across a wider range of AWS services. Recommendations include utilization metrics and estimated savings, accessible via the console or Cost Optimization Hub. The feature is available through the AWS Management Console, CLI, and SDK.
feature - AWS What's New observabilityawsengineeraws-eks ·
CloudWatch adds OpenTelemetry metrics with PromQL querying
Amazon CloudWatch now supports ingesting metrics via OpenTelemetry Protocol (OTLP) and querying them using PromQL, enabling unified analysis of custom and AWS vended metrics. This new capability benefits engineers and architects using Prometheus-compatible tools like Grafana, offering a more integrated monitoring experience. The feature is available in most commercial AWS Regions with per-GB ingestion pricing and included storage.
feature - AWS What's New aiawsengineeraws-bedrock ·
Amazon Bedrock AgentCore Runtime adds interactive terminal shells
Amazon Bedrock AgentCore Runtime now supports interactive shells via a new API, providing a persistent, PTY-backed terminal directly into agent sessions over WebSocket. This feature is crucial for developers hosting coding agents, enabling them to interact, inspect files, and debug within an isolated microVM environment. It offers a full terminal experience, including state persistence, automatic reconnection, and support for up to 10 concurrent shells per runtime.
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.
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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.