Here are several plugins that will help you go from WordPress to eZbloo. They are free and will make your switch to eZbloo a lot easier.
Post Export Plugin
The first thing you want to do is export your posts from WordPress and import to your eZbloo system. Here is a plugin that will help you do that.
Custom Post Export WordPress plugin.
Media Export Plugin
You will have to export your media and then import it into your eZbloo system.
Export Media WordPress Plugin.
Category Export Plugin
You will need your categories from your WordPress to import into your eZbloo system.
Category Export WordPress Plugin.
Comment Export Plugin
You will need to export all your comments on your posts and import them into your eZbloo system
Comment Export WordPress Plugin.
Featured Image Export Plugin
This is the featured image export plugin, it will create a CSV file for you to import into your eZbloo system
Users Export Plugin
You will also need to export your users from your WordPress.
Users Export WordPress Plugin.
I also want to let you know that if you have subscribers, you will have to export them as well and import them the same way you do users.