Hello,

Welcome to Blender Tuts3D,

In this post you can find the details and all about Blender Kit addon. Firstly you need to download the blender kit addon. At below of this you can find the blender kit addon, click to download and install it in your blender.( You can also find the steps to install in your blender)

Blender Kit addon: CLICK TO VISIT

Download it and Open the Blender

Steps: click on Edit --> Preferences-->Addon-->Install-->(select blender kit file)--> now search blender kit and enable the blender kit addon. In there you need to Register( if already registered you can directly login)

Under the side panel(Press N) you can find the blender kit addon. In there you can find all the details and settings of the blender kit addon

Now in here you can find the blender kit profile and login details. Below that you can select the type of data that you need to download from the addon. 
In Blender kit addon is of both PREMIUM and FREE. In free you can download only few models that are set to free, if you want to access all the models, hdris, textures and brushes, i'll suggest you to choose the premium. But on free pack also there will be more models, hdris.textures and brushes.
On search filter you can select the type of search filters like free e.t.c., 

You can search the models here and it will display the models that are available in blender. You can just drag and drop in the 3d viewport to download it in the blender.

Tutorial video:



Other projects:

Textures and Hdri: There is information of the textures and hdri's and the brief information provided in the textures and hdri page you can visit by tapping the home button and search there, or just click the link that are provided. There's a free and premium sites links were provided you can easily access the sites. For more follow me on this blog.

Free3D: Free 3d is a sites that provides the complete 3d models, you can download the models and you can use it in your project. There's free and premium models, you can easily access the sites. There are many formats of the 3d models like blend files, obx files, fbx files and all types are provided you can download it free. If you go with the premium version you can access all the 3d models.

The premium 3d models is the keyboard model which been kept for free, you can download it for free now.