Free Grid plugin for WordPress called Advance Portfolio Grid

This plugin will add a responsive portfolio grid in your WordPress site. Highly customizable. Option for choosing custom post type for portfolio.
Advance Portfolio Grid
Plugin Features:
- Responsive Portfolio Grid.
- Portfolio column settings. 2/3/4 column portfolio.
- Custom post type & custom taxonomy choosing option. You can choose your own custom post type or taxonomy instate of our default portfolio post type & taxonomy.
- Taxonomy exclude feature. You can exclude specific category portfolio to show.
- Portfolio image popup.
- Portfolio image thumbnail size settings.
- Flat and responsive Design for portfolio.
- Shortcode System
- Advance setting panel.
- All modern browser support.
- Very Lightweight & many More
Source: WordPress › Advance Portfolio Grid « WordPress Plugins