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Go modules
Last release 4 days ago
09 Oct 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
Nothing withdrawn
no release was ever pulled
6 years old
819 releases · first in 2020
One column per quarter.
Dependency Update: Update to smithy-go v1.28.5.
Dependency Update: Update to smithy-go v1.28.4.
No change notes available for this release.
Feature: Amazon S3 adds a new optional S3 Inventory field, IntelligentTieringReferenceDate, reporting the reference date S3 Intelligent-Tiering uses t
Dependency Update: Updated to the latest SDK module versions
Dependency Update: Updated to the latest SDK module versions
Bug Fix: Expand S3 operations that check for an error inside an HTTP 200 response (wave 4/4)
Documentation: Updated S3 Object Lock Default Retention documentation.
Feature: Stop registering the retry.MetricsHeader middleware in generated clients. The Amz-Sdk-Request header is now set by the retry middleware itsel
retry.MetricsHeader middleware in generated clients. The Amz-Sdk-Request header is now set by the retry middleware itself.Feature: Adds support for Amazon S3 Object Lock variable retention. Existing S3 APIs that support S3 Object Lock parameters now support two new parame
Feature: Stop registering the spanRetryLoop middleware in generated clients. The retry loop's tracing span is now opened by the retry middleware itsel
spanRetryLoop middleware in generated clients. The retry loop's tracing span is now opened by the retry middleware itself.Feature: Stop registering the SetCredentialSourceMiddleware middleware in generated clients. Credential source user agent features are now set when th
SetCredentialSourceMiddleware middleware in generated clients. Credential source user agent features are now set when the client's middleware stack is constructed.Dependency Update: Updated to the latest SDK module versions
Feature: Support connection read timeouts in the SDK. This is currently available on an opt-in basis by setting env AWS_ENABLE_DEFAULT_SOCKET_TIMEOUT_
AWS_ENABLE_DEFAULT_SOCKET_TIMEOUT_2026=true.Feature: Stop registering the ComputeContentLength middleware in generated clients. Content-Length is now set when the request body is set via SetStre
ComputeContentLength middleware in generated clients. Content-Length is now set when the request body is set via SetStream.Dependency Update: Update to smithy-go v1.27.10.
Bug Fix: Expand S3 operations that check for an error inside an HTTP 200 response (wave 2/4)
Closer in S3 200-error handling instead of wrapping it in io.NopCloser, to avoid issues with TCP connection reuse (observed on CompleteMultipartUpload).Bug Fix: Forward the original response body's Closer in S3 200-error handling instead of wrapping it in io.NopCloser, to avoid issues with TCP connect
Closer in S3 200-error handling instead of wrapping it in io.NopCloser, to avoid issues with TCP connection reuse (observed on CompleteMultipartUpload).Dependency Update: Update to smithy-go v1.27.7.
Feature: AWS Backup now lets you create read-only access points for Amazon S3 recovery points, enabling you to access backup data using S3 APIs withou
Dependency Update: Updated to the latest SDK module versions
Bug Fix: Expand S3 operations that check for an error inside an HTTP 200 response
Dependency Update: Updated to the latest SDK module versions
Dependency Update: Updated to the latest SDK module versions
Dependency Update: Update to smithy-go v1.27.5.
Feature: Add an option to clients to disable clock skew
Documentation: Documentation update for removing the 30 day minimum restriction for transition to Standard-IA or OneZone-IA storage classes
No change notes available for this release.
Feature: Add request serialization snapshot tests.
Bug Fix: Bump smithy-go to 1.27.3, fix JSON encorder for document.Number, endpoint host label format validation and CBOR union serialization on new se
Dependency Update: Updated to the latest SDK module versions
Feature: Added support for annotations. You can now attach up to 1000 annotations (up to 1 MB each) directly to objects and create, retrieve, list, an
Dependency Update: Updated to the latest SDK module versions
Dependency Update: Update to smithy-go v1.27.1 to fix several union-related deserialization bugs in schema-serde-enabled services.
Dependency Update: Updated to the latest SDK module versions
Feature: Adding new BDD representation of endpoint ruleset
Dependency Update: Update to smithy-go v1.26.0.
Dependency Update: Updated to the latest SDK module versions
Feature: Add SHA-512 support for s3 operations
Nothing published for this version
Feature: Validate outpost access point resource name
Bug Fix: Fix a memory leak in the credential cache used for S3 Express session credentials.
Feature: This release adds five additional checksum algorithms for S3 data integrity (MD5, SHA-512, XXHash3, XXHash64, XXHash128) and support for S3 I
Dependency Update: Bump smithy-go to 1.25.0 to support endpointBdd trait
Feature: Updated list of the valid AWS Region values for the LocationConstraint parameter for general purpose buckets.
Feature: Add Bucket Metrics configuration support to directory buckets
Bug Fix: Fix a bug where a recorded clock skew could persist on the client even if the client and server clock ended up realigning.
Dependency Update: Updated to the latest SDK module versions
Bug Fix: Replace usages of the old ioutil/ package throughout the SDK.
Feature: Adds support for account regional namespaces for general purpose buckets. The account regional namespace is a reserved subdivision of the glo
Dependency Update: Updated to the latest SDK module versions
Bug Fix: Modernize non codegen files with go fix
Dependency Update: Updated to the latest SDK module versions
Dependency Update: Updated to the latest SDK module versions
Feature: Adds support for the UpdateObjectEncryption API to change the server-side encryption type of objects in general purpose buckets.
Dependency Update: Updated to the latest SDK module versions
Nothing published for this version
Feature: Add additional validation to Outpost bucket names.
Feature: This release adds support for the new optional field 'LifecycleExpirationDate' in S3 Inventory configurations.
Nothing published for this version
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