MadGraph4 generators are checked into git and can run on centos7:

https://github.com/JeffersonLab/hps-mc.git

The WABs work as usual, but the A' generator always generates events with a zero cross section. This shouldn't matter for acceptance studies, but will if the events are ever used to mix with background.

The JLab copy is checked out here:

/u/group/hps/hps_soft/hps-mc/madgraph4/ap/MG_mini/ap