Bootstrap's Columns Controller (bootstraps-columns-controller) free WordPress plugin

With “Bootstrap’s Columns Controller” you can easily use colums to customize your content

Documentation

1. To insert columns to the post/page, go to your post/page and click the button above the WP editor “Add Columns”. After that, choose columns type and click “Save”.

2. In editor you can easily insert the content into the columns.

3. You can remove the row click the button in the editor “Remove the row”.