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Atheos vs Eclipse Che: catalog facts
Atheos	Eclipse Che
Free Free and open source.	Free Free and open source to self-host; an online trial is hosted by Red Hat.
Web, Self-hosted	Web, Self-hosted
Runs on a basic PHP and Apache server with no database Multi-user with real-time collaborative editing	Only a browser is needed to start coding Workspaces defined in versioned Devfiles
Mainly developed and tested on a Debian LAMP stack Much lighter feature set than desktop IDEs	Requires a Kubernetes cluster to self-host More infrastructure than a local editor for individual use
Self-hosted	Self-hosted, Hosted service
Open source	Open source
License: MIT	License: EPL-2.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 24, 2026

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