NewYour coding agent can read the release notes before it upgrades.Set up the MCP server →
npm · #2895 most downloaded on npm
AWS SDK for JavaScript
Last release 10 months ago
09 Dec 2025
Ships unpredictably
gaps range from 8 days to 13 months
Unknown
no stable releases
1966 versions withdrawn
withdrawn after publishing
14 years old
1966 releases · first in 2012
feature: GameLift: Allow developers to configure global queues for creating GameSessions. Allow PlayerData on PlayerSessions to store player-specific
One column per quarter.
bugfix: TypeScript: Enable the configuration credentials to be nulled so that the global config is not used.
feature: DirectConnect: This update will introduce the ability for Direct Connect customers to take advantage of Link Aggregation (LAG). This allows y
feature: CognitoIdentity: Allows createIdentityPool and updateIdentityPool API to set server side token check value on identity pool.
feature: KMS: This release of AWS Key Management Service introduces the ability to tag keys. Tagging keys can help you organize your keys and track yo
feature: Ec2: Adds support for the new Modify Volumes apis.
feature: StorageGateway: File gateway mode in AWS Storage gateway provides access to objects in S3 as files on a Network File System (NFS) mount point
bugfix: TypeScript: Add endpoint property to AWS.S3 instance declaration.
endpoint property to AWS.S3 instance declaration.bugfix: JSON: Fixes issue caused when trying to unmarshall null binary shapes.
credentialProvider as an optional parameter of ConfigurationOptions.feature: EC2: Adds instance health check functionality to replace unhealthy EC2 Spot fleet instances with fresh ones
ModifyDBSnapshot and ModifyDBSnapshotMessage operationsbugfix: RDS: Fixes issue wherein the wrong parameter name was used for cross region presigned urls.
feature: CognitoIdentityCredentials: Adds clientConfig as an optional parameter to the CognitoIdentityCredentials constructor. This parameter can be u
clientConfig as an optional parameter to the CognitoIdentityCredentials constructor. This parameter can be used to pass in client configuration to the underlying service clients.bugfix: Performance: This change reverts a request body cast in the node HTTP handler that caused a performance regression.
feature: EC2: Amazon EC2 Spot instances now support dedicated tenancy, providing the ability to run Spot instances single-tenant manner on physically
feature: RDS: Updates AWS.RDS API to the latest version.
bugfix: core: Deprecate v2.7.23
bugfix: S3: Convert string bodies to buffers to ensure correct encoding is used
feature: CUR: The AWS Cost and Usage Report Service API allows you to enable and disable the Cost & Usage report, as well as modify the report name, t
feature: ConfigService: Updates putConfigRule to support using/writing rules based on the OversizedConfigurationItemChangeNotification message type.
feature: CodeDeploy: CodeDeploy supports IAM Session Arns in addition to IAM User Arns for on premise host authentication.
feature: APIGateway: This update introduces two new operations used to dynamically discover SDK types and what configuration each type accepts.
feature: Rekognition: CORS support added. Now a default service in the browser build of the JavaScript SDK.
bugfix: Promises: Fixes issue introduced in v2.6.12. Calling AWS.config.setPromisesDependency(null) will once again force the SDK to use native promis
feature: DocumentClient: Add a constructor option to convert empty strings, sets, and binary strings to a Dynamo NULL typed field
bugfix: Buffer: Update base64 encode/decode to use Buffer.fill when available and throw an error if a number is provided.
feature: Batch: AWS Batch is a batch computing service that lets customers define queues and compute environments and then submit work as batch jobs.
feature: CloudFront: Add lambda function associations to cache behaviors.
feature: S3: Add the Version ID field to the Get and Put object tagging operations.
bugfix: TypeScript: Exposes typings for classes that live on service namespaces (i.e. DynamoDB.DocumentClient). Also exposes interfaces off of service
reference comments from definitions.feature: APIGateway: You can now publish your APIs on Amazon API Gateway as products on the AWS Marketplace. Use the SDK to associate your APIs on API
getAccountSettings, dotnetcore 1.0 runtime support, DeadLetterConfig, and event source mappings with kinesis streams.feature: Polly: Adds AWS.Polly.Presigner to create presigned urls for synthesizeSpeech.
AWS.Polly.Presigner to create presigned urls for synthesizeSpeech.feature: core: The SDK will now automatically provide a version 4 UUID for top-level operation parameters that are modeled with the idempotencyToken f
idempotencyToken flag. Users may continue to provide their own tokens.feature: CloudFormation: List-imports API is to list all stacks of user's namespace that are using a specific output.
feature: CloudTrail: This release of AWS CloudTrail supports configuring your trail with event selectors. Use event selectors to specify the type of e
version in API responses relating to tasks and container instances. Version is a number that increments every time a change has been made to the associated resource. Users replicating their ECS resource state can use the version field reported by the ECS APIs to determine if their local state is fresh.bugfix: TypeScript: Stubs DOM interfaces and removes type reference to node.
feature: MarketplaceMetering: Allows third parties to send metering records.
feature: Route53: Adds support for cross account VPC association.
feature: ElastiCache: Additional parameter to 2 create apis to provide an auth Token for Redis.
feature: CognitoIdentityServiceProvider: Adds schema attributes to CreateUserPool.
noImplicitAny and strictNullChecks are set to true.feature: TypeScript: Adds typescript definition files to the SDK.
feature: DirectConnect: AWS Direct Connect provides three new APIs to support basic tagging on Direct Connect resources.
feature: SES: Amazon Simple Email Service (Amazon SES) now enables you to track your bounce, complaint, delivery, sent, and rejected email metrics wit
feature: CloudFormation: Adding ResourcesToSkip parameter to ContinueUpdateRollback API, adding support for ListExports, new ChangeSet types and Trans
feature: CredentialProviderChain: Adds promise support for the resolve method on the AWS.CredentialProviderChain class. Corresponding promise method i
resolve method on the AWS.CredentialProviderChain class. Corresponding promise method is called resolvePromise.get and refresh methods of the AWS.Credentials class. Corresponding promise methods are called getPromise and refreshPromise.s3.upload(params).promise() will return a promise.feature: Budgets: Adds the AWS Budgets service API via AWS.Budgets.
feature: CloudFront: Ability to use Amazon CloudFront to deliver your content both via IPv6 and IPv4 using HTTP/HTTPS.
bugfix: s3: Propagate an error from a stream to s3.upload callback #1169
feature: ECR: DescribeImages is a new api used to expose image metadata which today includes image size and image creation timestamp.
feature: CognitoIdentityServiceProvider: Added new operation "AdminCreateUser" that creates a new user in the specified user pool and sends a welcome
feature: EC2: Adding support for EC2 Convertible RIs and the EC2 RI regional benefit.
bugfix: apiVersion: Fixes an issue where some service clients would fail to instantiate if an older apiVersion was specified.
bugfix: Browser: Updates url and querystring dependencies to be controlled by the SDK instead of tools like browserify or webpack.
url and querystring dependencies to be controlled by the SDK instead of tools like browserify or webpack.bugfix: Node_Https: Fixes an issue caused when https.globalAgent is set to false.
feature: ServiceCatalog: Updates the API for AWS.ServiceCatalog.
bugfix: SDK: Fixes an issue that caused all services to be loaded into memory when requiring the SDK. This issue was introduced in version 2.6.0 of th
2.6.0 of the SDK, and address #1124.feature: CloudFront: Adds HTTP2 support for Amazon CloudFront distributions.
feature: RDS: Adds new operation describeSourceRegions to provide list of all the source region names and endpoints for any region. Source regions are
feature: CognitoIdentityServiceProvider: Adds support for bulk import of users.
feature: CloudFront: CloudFront is adding a Querystring Whitelist Option. Customers will be able to choose to forward certain querystring keys instead
feature: RDS: Adds resource ARNs to Describe APIs.
Your coding agent can read these notes before it upgrades. Set up the MCP server →