Collabtive - Collabtive is a web-based project management software.
Kissflow - Kissflow is a workflow tool & business process workflow management software to automate your workflow process. Rated #1 cloud workflow software in Google Apps Marketplace.
greenbox - Greenbox is a powerful, secure, and easy to use application-based document collaboration solution that converts your organization into a green & paperless workplace. It helps to Store, Track, Share and Manage the documents.
Process Street - Create beautiful rich process documents in a simple to follow checklist format. Fast, free and incredibly simple to use.
Redmine - Flexible project management web application
Pipefy - Pipefy is a process management software that empowers anyone to create and automate efficient workflows on their own without code.