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Theia IDEVisual Studio Code
Free

Free and open source.

 Free

Free to download and use. GitHub Copilot and other AI features are separate paid…

Windows, macOS, Linux, Web Windows, macOS, Linux
  • Runs VS Code extensions from Open VSX
  • Available on desktop and online
  • Extensions for essentially every language and framework
  • Remote development over SSH, in containers and in WSL
  • Uses Open VSX rather than the Microsoft extension marketplace
  • Smaller user community than VS Code
  • The shipped build is not open source and collects telemetry by default
  • Its extension marketplace is licensed for Microsoft builds only
Downloadable app, Web application Downloadable app
Open source Closed source
License not stated License: Microsoft product licence
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 23, 2026

Checked September 21, 2026

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