PhoneGap, now known as Apache Cordova, supports a wide range of mobile platforms, including:

iOS : PhoneGap applications can be built for iOS devices, including iPhones and iPads. This includes support for the latest versions of iOS and compatibility with various iOS devices.

Android : PhoneGap supports building applications for the Android platform, enabling developers to create apps for Android smartphones, tablets, and other devices. It supports various versions of the Android operating system.

Windows : PhoneGap provides support for building applications for Windows devices, including Windows phones and tablets. This includes support for Windows 10 and compatibility with the Universal Windows Platform (UWP).

macOS : PhoneGap allows developers to create applications for macOS desktop and laptop computers. This enables the development of desktop applications using web technologies.
BlackBerry : PhoneGap supports building applications for BlackBerry devices, including smartphones and tablets. This includes compatibility with BlackBerry OS and BlackBerry 10.

Firefox OS : PhoneGap provides support for building applications for Firefox OS, an open-source mobile operating system developed by Mozilla. This enables developers to target devices running Firefox OS.

Ubuntu Touch : PhoneGap supports building applications for Ubuntu Touch, the mobile version of the Ubuntu operating system. This allows developers to create apps for Ubuntu-powered smartphones and tablets.

Tizen : PhoneGap offers support for building applications for Tizen, an open-source operating system developed by the Linux Foundation and backed by Samsung. This enables developers to target devices running Tizen, such as Samsung smartphones and smartwatches.

In addition to these platforms, PhoneGap also supports other less common platforms and operating systems.