Compare software

s5cmd vs STU: catalog facts
s5cmd	STU
Free Free and open source.	Free Free and open source under the MIT license.
Command line	Command line
Parallel execution for fast bulk transfers Works on both S3 and local filesystems	Supports Amazon S3 and S3-compatible storage Can recursively download objects
Command-line only, no graphical interface Focused on S3 rather than other cloud storage protocols	Requires access credentials for the storage service
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
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 September 24, 2026	Official website Full listing and sources Checked October 8, 2026

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