Compare software

Shuk vs s4cmd: catalog facts
Shuk	s4cmd
Free Free to use; it requires access to an Amazon S3 bucket.	Free Free and open source under the Apache-2.0 license.
Command line	Command line
Uploads files directly from the command line Creates pre-signed URLs for sharing	Transfers and synchronizes files with S3 storage Supports multipart operations and batch deletion
Requires an Amazon S3 bucket	Requires Python and boto3 Designed for S3-compatible object storage
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: Apache-2.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.