Jira Service Desk - IT service desk and customer service software by Jira Service Desk. Powerful ticketing system used by 25,000+ organizations. Try it free today.
Modelio - Modelio is an open source modeling tool supporting natively UML, BPMN and model exchange with XMI.
Freshservice - Freshservice: the one-stop cloud solution for all your IT management needs.
Diagramo - Diagramo is an online flowchart software - diagrams (create, edit and share)
ServiceNow - ServiceNow automates and manages global enterprise service relationships. Create a single system of record for enterprise services, automate manual tasks, consolidate legacy ITIL systems.
UML Designer - UML Designer provides a set of common diagrams to work with UML 2.5 models.