The service became read-only; users could no longer create new plans or codespaces.
Users can now launch environments directly from a GitHub repository's "Code" button instead of managing separate Azure plans and subscriptions. Visual Studio Codespaces is moving to GitHub
While both services share the same underlying technology—VS Code running on Linux—the move to GitHub introduced several shifts: The service became read-only; users could no longer
Current users were invited to join the GitHub Codespaces beta. The service became read-only
The original Azure offering allowed for more granular manual control over instance sizes at creation, a feature that was later streamlined in the GitHub implementation . How to Migrate Code