Package Manager は、 リモートサーバーの Git リポジトリからパッケージを読み込めます。
PATH
system environment variable.To install a package from a Git URL:
Open the Package Manager window, if it’s not already open.
Open the install menu in the Package Manager’s toolbar.
The options for installing packages appear.
Select Install package from git URL from the install menu. A text box and an Install button appear.
Enter a valid Git URL in the text box and click Install. For more information about how to construct a valid Git URL, refer to Git URLs and extended syntax. Unity supports several Git protocols and some custom or extended syntax.
If Unity was able to install the package successfully, the package now appears in the package list with the label. If Unity wasn’t able to install the package, the Unity Console displays an error message, such as:
エラーメッセージのリンクをクリックすると、トラブルシューティング のページで、そのエラーに対する情報が得られます。
Tip: If you want to check for updates and update your Git dependency to the latest version from the repository, click Update. You can also use the Install package from git URL menu item to update your Git dependency. For information on Git dependencies, refer to Locked Git dependencies.