In this tutorial, You can create filter able project with category wise so that your visitor can click on the category and see the projects related to that category. Now, I will explain you, how to create the project page with category filter. Refer the screenshot.
1. How to Add Project?
Using this tutorial you can add a project. Click Here
2. How to Create Project Filter Page?
Go to => WP-Menu => Pages => Add New
Firstly, Create a page by the name of Project or your chosen name. Select page template like Project With Category then publishes the page. Refer the screenshot.
3. How to change Column Layout?
Go to => WP-Menu => Appearance => Customize => Templates Settings => Project Template
Here you can change column layout of project category page. Refer attach screen shot.