Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Zoho Creator - Zoho Creator is a low-code application development platform that helps you build a custom, mobile-ready apps to run your business.
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Bizness Apps - Create your own app or become a reseller and build apps for others
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.
BuildFire - BuildFire is the easiest way for small businesses to build a mobile app in a matter of minutes for iOS and Android.