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Visual Studio Code vs Theia IDE: catalog facts
Visual Studio Code	Theia IDE
Free Free to download and use. GitHub Copilot and other AI features are separate paid…	Free Free and open source.
Windows, macOS, Linux	Windows, macOS, Linux, Web
Extensions for essentially every language and framework Remote development over SSH, in containers and in WSL	Runs VS Code extensions from Open VSX Available on desktop and online
The shipped build is not open source and collects telemetry by default Its extension marketplace is licensed for Microsoft builds only	Uses Open VSX rather than the Microsoft extension marketplace Smaller user community than VS Code
Downloadable app	Downloadable app, Web application
Closed source	Open source
License: Microsoft product licence	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 21, 2026	Official website Full listing and sources Checked September 23, 2026

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