Strapi custom type project

You can only manualy add custom type to collection

Open api/testfld/models/testfld.settings.json add :

"color": {
      "type": "colorpicker",
      "columnType": "string"
    }

Custom type representation based on this component: plugins/colorpicker/admin/src/components/colorPicker

At this file :
plugins/colorpicker/admin/src/index.js
you need to add :
strapi.registerField({ type: "colorpicker", Component: ColorPicker });

colorpicker - name of my custom type