Extends MaxiCharts plugin adding the famous Query Builder js widget in order to filter gravity forms entries real time via front end. Requires installation of both Maxicharts and Maxicharts Gravity Forms Add-on. >> Demonstration site << Usage Add the following parameter to the MaxiCharts shortcode filter : 1 in order to make the query builder show up [gfchartsreports filter=”1″] will allow to filter Gravity Form entries using the query builder widget. The add-on only allow 1 level of condition, no nested conditions allowed.