• Added "getnotification", "setnotification", and "delnotification" commands for notification policies (hrchu)
• Added support for AWS_STS_REGIONAL_ENDPOINTS (#1218, #1228) (Johan Lanzrein)
• Added ConnectionRefused [111] exit code to handle connection errors (Salar Nosrati-Ershad)
• Added support for IMDSv2. Should work automatically on ec2 (Anthony Foiani)
• Added --list-allow-unordered to list objects unordered. Only supported by Ceph based s3-compatible services (#1269) (Salar Nosrati-Ershad)
• Fixed --exclude dir behavior for python >= 3.6 (Daniil Tararukhin)
• Fixed Cloudfront invalidate retry issue (Yuan-Hsiang Lee)
• Fixed 0 byte cache files crashing s3cmd (#1234) (Carlos Laviola)
• Fixed --continue behavior for the "get" command (#1009) (Anton Ustyugov)
• Fixed unicode issue with fixbucket (#1259)
• Fixed CannotSendRequest and ConnectionRefusedError errors at startup (#1261)
• Fixed error reporting for object info when the object does not exist
• Fixed "setup.py test" to do nothing to avoid failure that could be problematic for distribution packaging (#996)
• Improved expire command to use Rule/Filter/Prefix for LifecycleConfiguration (#1247)
• Improved PASS/CHECK/INCLUDE/EXCLUDE debug log messages
• Improved setup.py with python 3.9 and 3.10 support info(Ori Avtalion)
• Many other bug fixes