Image Gallery Tab for Product

Image Gallery Tab for Product is an extension for Opencart 2.x. It allows you to create a photogallery in a separate tab. It use size and style of additional images from site setting. Images of the gallery are not mixed with main images of product.

Also the extension adds a new tab Gallery in product edit form in admin area. 

If you need to change label Gallery, just open install.xml in the zip file and replace Gallery to something else.
If you need to specify different labeles for different languages, open install.xml and find:

  <!-- language -->        
  <file path="catalog/language/*/product/product.php">
    <operation>
      <search index="0"><![CDATA[// Tabs]]></search>
      <add position="before"><![CDATA[$_['tab_gallery'] = 'Gallery';]]></add>
    </operation>
  </file>  

and copy it for each language: 

  <!-- language -->        
  <file path="catalog/language/english/product/product.php">
    <operation>
      <search index="0"><![CDATA[// Tabs]]></search>
      <add position="before"><![CDATA[$_['tab_gallery'] = 'Gallery';]]></add>
    </operation>
  </file>
  <!-- language -->        
  <file path="catalog/language/russian/product/product.php">
    <operation>
      <search index="0"><![CDATA[// Tabs]]></search>
      <add position="before"><![CDATA[$_['tab_gallery'] = 'Фотогалерея';]]></add>
    </operation>
  </file>