Compare software

Ducker vs Captain: catalog facts
Ducker	Captain
Free Free and open source under the MIT license.	Free Free and open source under the GPL-3.0 license.
macOS, Linux, Command line	macOS
Supports Docker and Podman Provides interactive pages and keyboard actions	Shows running and stopped containers from the menu bar Groups containers created with Docker Compose
Requires Rust Cargo 1.88 or higher for Cargo installation	Available for macOS only
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0
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.