This is a paid asset, but now you can download Editor Camera Align Tool for FREE, Please keep in mind this package is provided only for learning purposes or to be able to test before buying the product, NOT FOR COMMERCIAL PURPOSES.
For more detail this asset from the Unity Asset Store: Click Here
Editor Camera Align Tool v1.1 (Latest version)
“If possible, please buy the package to support the developer”
The easiest way to align your Scene view with Game view and align your Game camera with Editor view. This tool provides automatic synchronization between Editor and Game views.
Now it is very easy to edit your scene and see how it looks in game mode.
Easy way to place your camera in the right point and angle
It is all source code, it can be a great example for your own plugins
If you have any questions feel free to ask [email protected]