Microsoft Visual Studio, Unity, Android Studio, Qt, Apache NetBeans, Firebase, Supabase, Xcode, Pushy, Pika Software Builder, Qt Creator, apprat.io, Meteor, Flipabit, Debuild, Monaca, Backand, Warply, PushWizard, Dropbox Datastore API, Catapush, Magnet Message, Urban Airship, Kumulos are some alternatives to Appcelerator.