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PyPI · #3781 most downloaded on PyPI
IBM S3 Transfer Manager
Last release 5 months ago
14 Apr 2026
Ships fairly regularly
a new release about every 2 months
Nearly every release is documented
notes for 55 of 55 stable releases
Nothing withdrawn
no release was ever pulled
9 years old
55 releases · first in 2017
Internal fixes and improvements
Internal fixes and improvements
One column per quarter.
S3 Compatible Object Lock Governance Mode Support
## Content ### Features * Checksums Support ### Defect Fixes * Support for python 3.14
Internal fixes and improvements
Internal fixes and improvements
Internal fixes and improvements
Tag Based Filtering for Object Expiration
Internal fixes and improvements
IBM Python SDK aligned with AWS Python SDK - Boto3(v1.34.39), Botocore(v1.34.39) and S3transfer(v0.10.0)
Internal fixes and improvements
Internal fixes and improvements
## Content ### Defect Fixes * COSSDK-101996: * Update dependencies
IBM Python SDK aligned with AWS Python SDK - Boto3(v1.26.64), Botocore(v1.29.65) and S3transfer(v0.6.0)
S3 Compatible Object Lock Support
## Content ### Defect Fixes * COSSDK-95884: * Update dependencies
Internal fixes and improvements
Cloud Object Storage Replication
Versioning Support with Object Expiration
cos-asperacos-asperaIBM Cloud Security and Compliance Center Support
## Content ### Features * Object Tagging * Block Public Anonymous Access ### Defect Fixes * COSSDK-70228: * COSSDK-70228: * COSSDK-77085:
## Content ### Features * Static Website ### Defect Fixes * Add language support policy
## Content ### Features * Accelerated Archive
Notification of pending Python 3.5 deprecation
IBM Python SDK aligned with AWS Python SDK - Boto3(v1.12.26), Botocore(v1.15.26) and S3transfer(v0.3.3)
Support for On-Premise IBM Cloud Object Storage (3.14.8+)
COSSDK-61849: https://github.com/IBM/ibm-cos-sdk-python/issues/28
COSSDK-60245: CHANGELOG updated to use markdown formatting syntax
IBM Python SDK aligned with AWS Python SDK - Boto3(v1.9.215), Botocore(v1.12.215) and S3transfer(v0.2.1)
IBM Python SDK aligned with AWS Python SDK - Boto3(v1.9.192), Botocore(v1.12.192) and S3transfer(v0.2.1)
Content ======= Features -------- * Extended Listing Support
COSSDK-54266: https://github.com/IBM/ibm-cos-sdk-python-s3transfer/issues/1
IBM Python SDK aligned with AWS Python SDK - Boto3(v1.9.97), Botocore(v1.12.97) and S3transfer(v0.2.0)
COSSDK-48789 https://github.com/IBM/ibm-cos-sdk-python/issues/21
GET Bucket (List Objects) Version 2
Content ======= Features -------- * Immutable Object Storage
Added proxies parameter to resource and client configuration
Configuration update required to support Python 3.7
* Deprecated
Aspera High-Speed Transfer Support
Features -------- * Archive Tier Support
Updated/fixed broken links in Readme.md
Features -------- * 38204: Bug fixes
Remove references to versioning
Configurable Verify SSL flag for Token Fetching
Features -------- * Doc updates
Features -------- * IAM Resiliency support
Features -------- * Namespace changes
Remove references to versioning
Configurable Verify SSL flag for Token Fetching
Features -------- * Doc Updates
Features -------- * IAM Resiliency Support
Features -------- * Added Key Protect support
Added support for Dev version (setup.py)
### Content #### Features * Initial Release * IAM Support
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