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Visual Studio Code vs Oxygen XML Developer: catalog facts
Visual Studio Code	Oxygen XML Developer
Free Free to download and use. GitHub Copilot and other AI features are separate paid…	Paid Commercial licence, with a free trial available.
Windows, macOS, Linux	macOS
Extensions for essentially every language and framework Remote development over SSH, in containers and in WSL	XSLT and XQuery debuggers Visual XSD and JSON Schema diagrams
The shipped build is not open source and collects telemetry by default Its extension marketplace is licensed for Microsoft builds only	Paid licence after the trial Large feature set takes time to learn
Downloadable app	Downloadable app
Closed source	Closed source
License: Microsoft product licence	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 2, 2026

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