ProjectHuddle
Get design feedback and client approval using WordPress.
WordPress Client Portal, Invoicing & Project Management Plugin :: WP-Client
Private Client Login Area for your Theme :: Estimates, Invoices, Billing & Galleries > Customer File Sharing w/ Upload...
Web Based Project Management Software-WP Project Manager
Project management software for ✓File Sharing ✓Task List ✓Calendar ✓Milestone Tracking ✓Private Messaging ✓Discussion ✓Set User Permissions and a lot more.