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VSCodium vs Phoenix Code: catalog facts
VSCodium	Phoenix Code
Free Free and open source under the MIT licence.	Freemium The editor is free and open source; Phoenix Pro adds paid AI features.
Windows, macOS, Linux	Windows, macOS, Linux, Web
The same editor as VS Code, built from the same MIT-licensed source without Microsoft branding Telemetry is disabled in the default configuration	Live preview with visual editing that writes back to code Runs on the desktop or in a browser
Extensions come from Open VSX, so a few marketplace-only extensions are missing Microsoft’s proprietary extensions, including the C# debugger and Remote Development, are not licensed for it	Focused on web front-end work more than other languages AI features require Phoenix Pro and your own Claude access
Downloadable app	Downloadable app, Web application
Open source	Open source
License: MIT	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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