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npm · #3714 most downloaded on npm
[](https://www.npmjs.com/package/@aws-sdk/middleware-websocket) [](https://www.npmjs.com/
Last release 12 days ago
22 Sep 2026
Ships on a steady schedule
a new release about every 2 weeks
Nearly every release is documented
notes for 60 of the last 60 stable releases
13 versions withdrawn
withdrawn after publishing
4 years old
171 releases · first in 2023
codegen: add doc trait conditionally
One column per quarter.
client-codebuild: Add new webhook filter types for GitHub webhooks
client-backup: This release introduces a boolean attribute ManagedByAWSBackupOnly as part of ListRecoveryPointsByResource api to filter the recovery p
middleware-signing: attempt secondary authscheme selection during request signing
client-ivs-realtime: adds support for multiple new composition layout configuration options (grid, pip)
core: add error metadata indicating clock skew correction
client-rds: Add pattern and length based validations for DBShardGroupIdentifier
client-lambda: Add .NET 8 (dotnet8) Runtime support to AWS Lambda.
client-sts: pass parent logger & requestHandler to STS
credential-provider-node: pass client region to inner credential client region
middleware-sdk-s3: do not warn when content-length is 0
get full list of exports for esm compat in dist-cjs
client-b2bi: Increasing TestMapping inputFileContent file size limit to 5MB and adding file size limit 250KB for TestParsing input file. This release
dependency check script and undeclared dependencies
client-connect: Amazon Connect, Contact Lens Evaluation API increase evaluation notes max length to 3072.
client-backup: AWS Backup - Features: Add VaultType to the output of DescribeRecoveryPoint, ListRecoveryPointByBackupVault API and add ResourceType to
client-qconnect: This release adds the PutFeedback API and allows providing feedback against the specified assistant for the specified target.
lib-storage: use correct return type for done()
client-elasticache: Launching Amazon ElastiCache Serverless that enables you to create a cache in under a minute without any capacity management. Elas
client-backup: AWS Backup - Features: Provide Job Summary for your backup activity.
[@smithy](https://github.com/smithy).api#httpBearerAuth (#5271) (2e1ac5b)client-controltower: AWS Control Tower supports tagging for enabled controls. This release introduces TagResource, UntagResource and ListTagsForResour
codegen: use partial record for enum keyed types
lib-dynamodb: add e2e suite and bug fixes for lib-dynamodb
client-appconfig: AWS AppConfig introduces KMS customer-managed key (CMK) encryption support for data saved to AppConfig's hosted configuration store.
client-braket: This release adds support to view the device queue depth (the number of queued quantum tasks and hybrid jobs on a device) and queue pos
EKS_CLUSTER_NAME to filter and sort key. (5f15b82)credential-provider-ini: add DurationSeconds to assumeRole params
client-ecr: This release will have ValidationException be thrown from ECR LifecyclePolicy APIs in regions LifecyclePolicy is not supported, this inclu
[@aws](https://github.com/aws).auth#sigv4 identity providers for the AWS SDK (#5179) (53ef8f9), closes aws.auth#sigv4 aws.auth#sigv4 aws.auth#sigv4[@http](https://github.com/http)BearerAuth identity providers (#5169) (4e65c3e)s3-presigned-post: ensure unique conditions in policy
credential-provider-sso: accept all unexpired tokens as unexpired
client-mediapackage: Fix SDK logging of certain fields.
client-backup: This release introduces a new logically air-gapped vault (Preview) in AWS Backup that stores immutable backup copies, which are locked
Note: Version bump only for package @aws-sdk/middleware-websocket
Note: Version bump only for package @aws-sdk/middleware-websocket
Nothing published for this version
middleware-websocket: pass options to presign in WebsocketSignatureV4 sign
codegen: pkg.json merge behavior
middleware-sdk-s3-control: ignore IP address in host prefix dedupe
client-appstream: This release introduces app block builder, allowing customers to provision a resource to package applications into an app block
client-emr: This release introduces a new Amazon EMR EPI called ListSupportedInstanceTypes that returns a list of all instance types supported by a gi
client-account: Improve pagination support for ListRegions
property-provider: avoid generating default rejected promise when chaining
middleware-websocket: move event listener functions outside of async iterator
middleware-websocket: update eventStreamHandler to use MessageSigner
Note: Version bump only for package aws-sdk-js-v3
client-emr: This release provides customers the ability to specify an allocation strategies amongst PRICE_CAPACITY_OPTIMIZED, CAPACITY_OPTIMIZED, LOWE
client-iotfleetwise: Campaigns now support selecting Timestream or S3 as the data destination, Signal catalogs now support "Deprecation" keyword relea…
util-retry: make standard retry tokens immutable
client-fms: Fixes issue that could cause calls to GetAdminScope and ListAdminAccountsForOrganization to return a 500 Internal Server error.
node-http-handler: open promise handle while waiting for http continue
fetch-http-handler: check for null fetch response.body
client-appflow: This release adds new API to cancel flow executions.
use updated dist glob pattern in package.json
types: node-http-handler type imports and @aws-sdk/types exports
client-glue: Add support for database-level federation
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