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Frizbee vs Actions Up: catalog facts
Frizbee	Actions Up
Free Free and open source under the Apache-2.0 license.	Free Free and open source under the MIT license.
Command line	Command line
Generates checksums for GitHub Actions and container images Can update Action references in project files	Finds updates across workflows and composite actions Can pin action references to commit SHAs
Focused on GitHub Actions and container image tags	Focused on GitHub Actions workflows
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	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 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.