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Juju vs Radius: catalog facts
Juju	Radius
Free Free and open source; Canonical offers commercial support separately.	Free Free and open source under the Apache-2.0 licence.
Windows, Linux, Command line	Windows, Self-hosted, Command line
Works across Kubernetes, virtual machines and public clouds Charms package reusable operations logic	Separates developer and operator responsibilities Application graph shows relationships between resources
Charm-based model has a learning curve Aimed at operating server infrastructure rather than single machines	Aimed at teams running cloud-native infrastructure, not individuals Copilot Canvas extension is still in preview
Downloadable app	Downloadable app, Self-hosted
Open source	Open source
License not stated	License: Apache-2.0
No account 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 1, 2026	Official website Full listing and sources Checked October 2, 2026

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