Ta-dah. You can find the Open hGrant plug-in over at WordPress now.
Congrats to the team at Mission Minded for their hard work and creativity: Jason Camp, Zack Kushner, Nick Ohrn; and to the Foundation Center for their support and guidance: Janet Camarena, Jeanine Corey and C. Davis Parchment.
Here are the steps for getting the plug-in going on your site.