The famous Revit extension is already exist in several releases. You still need have active subscription to download them. However, the other applications must be downloaded from Autodesk Exchange Apps.
You can still download the Revit extension on subscription website. However, the extension is now separated to several applications. The extension is free for you who are on subscription. If you haven’t used it, then you should try it now. It provides many capabilities to your Revit software. If you have used Revit for quite a long time, you probably already know about Revit extension.
