AWS SDK for Java v2 2.42.21

2.42.21 2026-03-25

AWS Batch

• Features

  • Documentation-only update for AWS Batch.

AWS Marketplace Agreement Service

• Features

  • The Variable Payments APIs enable AWS Marketplace Sellers to perform manage their payment requests (send, get, list, cancel).

AWS SDK for Java v2

• Bugfixes

  • Fix bug in CachedSupplier that retries aggressively after many consecutive failures

AWS User Experience Customization

• Features

  • GA release of AccountCustomizations, used to manage account color, visible services, and visible regions settings in the AWS Management Console.

Amazon CloudWatch Application Signals

• Features

  • This release adds support for creating SLOs on RUM appMonitors, Synthetics canaries and services.

Amazon Polly

• Features

  • Add support for Mu-law and A-law codecs for output format

Amazon S3

• Features

  • Add support for maxInFlightParts to multipart upload (PutObject) in MultipartS3AsyncClient.

AmazonApiGatewayV2

• Features

  • Added DISABLE IN PROGRESS and DISABLE FAILED Portal statuses.

AWS SDK for Java v2 2.42.20

2.42.20 2026-03-24

AWS Elemental MediaPackage v2

• Features

  • Reduces the minimum allowed value for startOverWindowSeconds from 60 to 0, allowing customers to effectively disable the start-over window.

AWS Parallel Computing Service

• Features

  • This release adds support for custom slurmdbd and cgroup configuration in AWS PCS. Customers can now specify slurmdbd and cgroup settings to configure database accounting and reporting for their HPC workloads, and control resource allocation and limits for compute jobs.

Amazon Bedrock AgentCore Control

• Features

  • Adds SDK support for 1) Persist session state in AgentCore Runtime via filesystemConfigurations in CreateAgentRuntime, UpdateAgentRuntime, and GetAgentRuntime APIs, 2) Optional name-based filtering on AgentCore ListBrowserProfiles API.

Amazon GameLift

• Features

  • Amazon GameLift Servers launches UDP ping beacons in the Beijing and Ningxia (China) Regions to help measure real-time network latency for multiplayer games. The ListLocations API is now available in these regions to provide endpoint domain and port information as part of the locations list.

Amazon Relational Database Service

• Features

  • Adds support in Aurora PostgreSQL serverless databases for express configuration based creation through WithExpressConfiguration in CreateDbCluster API, and for restoring clusters using RestoreDBClusterToPointInTime and RestoreDBClusterFromSnapshot APIs.

OpenSearch Service Serverless

• Features

  • Adds support for updating the vector options field for existing collections.

AWS SDK for Java v2 2.42.19

2.42.19 2026-03-23

AWS Batch

• Features

  • AWS Batch AMI Visibility feature support. Adds read-only batchImageStatus to Ec2Configuration to provide visibility on the status of Batch-vended AMIs used by Compute Environments.

Amazon Connect Cases

• Features

  • You can now use the UpdateRelatedItem API to update the content of comments and custom related items associated with a case.

Amazon Lightsail

• Features

  • Add support for tagging of ContactMethod resource type

Amazon Omics

• Features

  • Adds support for batch workflow runs in Amazon Omics, enabling users to submit, manage, and monitor multiple runs as a single batch. Includes APIs to create, cancel, and delete batches, track submission statuses and counts, list runs within a batch, and configure default settings.

Amazon S3

• Features

  • Added support of Request-level credentials override in DefaultS3CrtAsyncClient. See #5354.

Netty NIO HTTP Client

• Bugfixes

  • Fixed an issue where requests with Expect: 100-continue over TLS could hang indefinitely when no response is received, because the read timeout handler was prematurely removed by TLS handshake data.

AWS SDK for Java v2 2.42.18

2.42.18 2026-03-20

AWS Backup

• Features

  • Fix Typo for S3Backup Options ( S3BackupACLs to BackupACLs)

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

Amazon DynamoDB

• Features

  • Adding ReplicaArn to ReplicaDescription of a global table replica

Amazon OpenSearch Service

• Features

  • Added support for Amazon Managed Service for Prometheus (AMP) as a connected data source in OpenSearch UI. Now users can analyze Prometheus metrics in OpenSearch UI without data copy.

Amazon Verified Permissions

• Features

  • Adds support for Policy Store Aliases, Policy Names, and Policy Template Names. These are customizable identifiers that can be used in place of Policy Store ids, Policy ids, and Policy Template ids respectively in Amazon Verified Permissions APIs.

AWS SDK for Java v2 2.42.17

2.42.17 2026-03-19

AWS Batch

• Features

  • AWS Batch now supports quota management, enabling administrators to allocate shared compute resources across teams and projects through quota shares with capacity limits, resource-sharing strategies, and priority-based preemption - currently available for SageMaker Training job queues.

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

Amazon Bedrock AgentCore

• Features

  • This release includes SDK support for the following new features on AgentCore Built In Tools. 1. Enterprise Policies for AgentCore Browser Tool. 2. Root CA Configuration Support for AgentCore Browser Tool and Code Interpreter. 3. API changes to AgentCore Browser Profile APIs

Amazon Bedrock AgentCore Control

• Features

  • Adds support for the following new features. 1. Enterprise Policies support for AgentCore Browser Tool. 2. Root CA Configuration support for AgentCore Browser Tool and Code Interpreter.

Amazon Elastic Compute Cloud

• Features

  • Amazon EC2 Fleet instant mode now supports launching instances into Interruptible Capacity Reservations, enabling customers to use spare capacity shared by Capacity Reservation owners within their AWS Organization.

Amazon Polly

• Features

  • Added bi-directional streaming functionality through a new API, StartSpeechSynthesisStream. This API allows streaming input text through inbound events and receiving audio as part of an output stream simultaneously.

CloudWatch Observability Admin Service

• Features

  • Adding a new field in the CreateCentralizationRuleForOrganization, UpdateCentralizationRuleForOrganization API and updating the GetCentralizationRuleForOrganization API response to include the new field

AWS SDK for Java v2 2.42.16

2.42.16 2026-03-18

AWS Elemental MediaConvert

• Features

  • This update adds additional bitrate options for Dolby AC-4 audio outputs.

Amazon DynamoDB Enhanced Client

• Bugfixes

  • Fix NullPointerException in EnhancedType.hashCode(), EnhancedType.equals(), and EnhancedType.toString() when using wildcard types.

Amazon Elastic Compute Cloud

• Features

  • The DescribeInstanceTypes API now returns default connection tracking timeout values for TCP, UDP, and UDP stream via the new connectionTrackingConfiguration field on NetworkInfo.

AWS SDK for Java v2 2.42.15

2.42.15 2026-03-17

AWS Glue

• Features

  • Provide approval to overwrite existing Lake Formation permissions on all child resources with the default permissions specified in 'CreateTableDefaultPermissions' and 'CreateDatabaseDefaultPermissions' when updating catalog. Allowed values are ["Accept","Deny"] .

Amazon Bedrock AgentCore Control

• Features

  • Deprecating namespaces field and adding namespaceTemplates.

Amazon DynamoDB Enhanced Client

• Features

  • Improved performance of UpdateExpression conversion by replacing Stream.concat chains and String.format with direct iteration and StringJoiner.

Amazon EMR

• Features

  • Add S3LoggingConfiguration to Control LogUploads

AWS SDK for Java v2 2.42.14

2.42.14 2026-03-16

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

Amazon Bedrock

• Features

  • You can now generate policy scenarios on demand using the new GENERATE POLICY SCENARIOS build workflow type. Scenarios will no longer be automatically generated during INGEST CONTENT, REFINE POLICY, and IMPORT POLICY workflows, resulting in faster completion times for these operations.

Amazon Bedrock AgentCore

• Features

  • Provide support to perform deterministic operations on agent runtime through shell command executions via the new InvokeAgentRuntimeCommand API

Amazon Bedrock AgentCore Control

• Features

  • Supporting hosting of public ECR Container Images in AgentCore Runtime

Amazon EC2 Container Service

• Features

  • Amazon ECS now supports configuring whether tags are propagated to the EC2 Instance Metadata Service (IMDS) for instances launched by the Managed Instances capacity provider. This gives customers control over tag visibility in IMDS when using ECS Managed Instances.

AWS SDK for Java v2 2.42.13

2.42.13 2026-03-13

AWS Config

• Features

  • Fix pagination support for DescribeConformancePackCompliance, and update OrganizationConfigRule InputParameters max length to match ConfigRule.

AWS Elemental MediaConvert

• Features

  • This update adds support for Dolby AC-4 audio output, frame rate conversion between non-Dolby Vision inputs to Dolby Vision outputs, and clear lead CMAF HLS output.

AWS Elemental MediaLive

• Features

  • Documents the VideoDescription.ScalingBehavior.SMART(underscore)CROP enum value.

AWS Glue

• Features

  • Add QuerySessionContext to BatchGetPartitionRequest

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

• Bugfixes

  • upgrade maven-compiler-plugin to 3.14.1
    • Contributed by: @sullis

Amazon API Gateway

• Features

  • API Gateway now supports an additional security policy "SecurityPolicy-TLS13-1-2-FIPS-PFS-PQ-2025-09" for REST APIs and custom domain names. The new policy is compliant with TLS 1.3, Federal Information Processing Standards (FIPS), Perfect Forward Secrecy (PFS), and post-quantum (PQ) cryptography

Amazon Connect Service

• Features

  • Deprecating PredefinedNotificationID field

Amazon GameLift Streams

• Features

  • Feature launch that enables customers to connect streaming sessions to their own VPCs running in AWS.

Amazon Interactive Video Service RealTime

• Features

  • Updates maximum reconnect window seconds from 60 to 300 for participant replication

Amazon QuickSight

• Features

  • The change adds a new capability named ManageSharedFolders in Custom Permissions

Amazon S3

• Features

  • Added expectContinueEnabled to S3Configuration to control the Expect: 100-continue header on PutObject and UploadPart requests. When set to false, the SDK stops adding the header. For Apache HTTP client users, to have ApacheHttpClient.builder().expectContinueEnabled() fully control the header, set expectContinueEnabled(false) on S3Configuration.

Application Migration Service

• Features

  • Network Migration APIs are now publicly available for direct programmatic access. Customers can now call Network Migration APIs directly without going through AWS Transform (ATX), enabling automation, integration with existing tools, and self-service migration workflows.

Contributors

Special thanks to the following contributors to this release:

@sullis

AWS SDK for Java v2 2.42.12

2.42.12 2026-03-12

AWS DataSync

• Features

  • DataSync's 3 location types, Hadoop Distributed File System (HDFS), FSx for Windows File Server (FSx Windows), and FSx for NetApp ONTAP (FSx ONTAP) now have credentials managed via Secrets Manager, which may be encrypted with service keys or be configured to use customer-managed keys or secret.

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

• Bugfixes

  • Updating Lakefromation Access Grants Plugin version to 1.4.1
    • Contributed by: @akhilyendluri

Amazon Cloudfront

• Features

  • Add support for resourceUrlPattern to CloudFrontUtilities.getCookiesForCustomPolicy.

Amazon DynamoDB Enhanced Client

• Features

  • Added dynamoDbClient() and dynamoDbAsyncClient() default methods to DynamoDbEnhancedClient and DynamoDbEnhancedAsyncClient interfaces to allow access to the underlying low-level client. Fixes #6654

Amazon Elastic Container Registry

• Features

  • Add Chainguard to PTC upstreamRegistry enum

Amazon Simple Storage Service

• Features

  • Adds support for account regional namespaces for general purpose buckets. The account regional namespace is a reserved subdivision of the global bucket namespace where only your account can create general purpose buckets.

S3 Transfer Manager

• Bugfixes

  • Fix inaccurate progress tracking for in-memory uploads in the Java-based S3TransferManager.

Contributors

Special thanks to the following contributors to this release:

@akhilyendluri