Integrator.io iPaaS by Celigo - Next-Generation iPaaS integration platform
Incindio - Incindio is a fully-managed API integration platform that delivers full-featured prebuilt or custom integrations.
tray.io - Enterprise-scale integration platform
Azuqua - Azuqua connects the apps you use everyday and enables the automation of manual tasks, integrates data across apps & assigns actions across teams.
Jitterbit - Jitterbit is an open source integration software that helps businesses connect applications, data and systems.
MuleSoft - MuleSoft provides an integration platform for connecting any application, data source or API, whether in the cloud or on-premises.