AppyPie AppMakr - AppMakr is a browser-based platform designed to make creating your own iPhone app quick and easy.
Camunda - The Universal Process Orchestrator
Bizness Apps - Create your own app or become a reseller and build apps for others
jBPM - jBPM is a flexible Business Process Management (BPM) Suite.
BuildFire - BuildFire is the easiest way for small businesses to build a mobile app in a matter of minutes for iOS and Android.
ProcessMaker - ProcessMaker is an easy to use BPM and workflow software solution. It is used to design, automate, and deploy business processes of any kind.