SEO link eXchange is a platform for a link exchange with sites of the link eXchange network. It’s simple – you place a link onto your site and you get link from another eXchange network member.
There is a simple plugin for WordPress users what makes all the necessary steps for you. As soon as you activate the plugin, it registers your WordPress site into the SEO link eXchange network and will place a link onto your site as well as place a link to your site on another network member site.
You can download the plugin here: SEO link eXchange WP Plugin