Media Image Field

use Botble\Base\Forms\Fields\MediaImageField;
use Botble\Base\Forms\FieldOptions\MediaImageFieldOption;

$this->add(
    'image', 
    MediaImageField::class, 
    MediaImageFieldOption::make()
        ->label(__('Image'))
);

Result:

List of images field

use Botble\Base\Forms\Fields\MediaImageField;
use Botble\Base\Forms\FieldOptions\MediaImageFieldOption;

$this->add(
    'images[]', 
    MediaImagesField::class, 
    MediaImagesFieldOption::make()
        ->label(__('Gallery images'))
        ->values($this->model ? json_decode($this->field_name, true) : [])
);

Result:

Media File Field

use Botble\Base\Forms\Fields\MediaFileField;
use Botble\Base\Forms\FieldOptions\MediaFileFieldOption;

$this->add(
    'test_file', 
    MediaFileField::class, 
    MediaFileFieldOption::make()
        ->label(__('File'))
);

File Field

Default file field is used to upload files.

use Botble\Base\Forms\FieldOptions\InputFieldOption;

$this->add(
    'file',
    'file',
    InputFieldOption::make()
        ->label(__('File'))
);