iOS 10 GUI Kit
Free fully customizable UI Kit for Sketch & Photoshop
19 Alternatives To iOS 10 GUI Kit
Android
Android is an open source mobile operating system initially released by Google in 2008 and has since become of the most widely used operating systems on any platform.
Balsamiq Mockups 3
New public beta for the popular prototyping tool
Based UI
Sketch UI kit for feeds on iOS, Android and web
Bots UI Kit
Fully customizable Sketch UI Kit for Messenger Platform
Bpzoo
Free Graphics Provider - Powered by a Color Tool!
Chat UI kit by InVision
A beautifully minimal app UI kit (Sketch & Photoshop)
Elements
A free iOS UI kit, brought to you by Sketch
Get Shit Done
Free Bootstrap 3 UI kit
Landing UI Kit
Handcrafted UI components for landing pages
Poly by Google
Explore the world of 3D
Sailfish OS
At the heart of Jolla is Sailfish OS, the independent mobile operating system offering an alternative to the existing dominant systems. Sailfish OS is the perfect solution for country ecosystem and corporate mobile projects, or for consumer devices.
Split iOS UI Kit
Create interactive user interfaces easily. For free.
Tapglue Elements
Turn your app into a social network with one line of code
UI Movement
The best UI design inspiration, daily
Xcode
Xcode 4 is the new version of Apple’s powerful integrated development environment for creating great apps for Mac, iPhone, and iPad. Xcode 4 includes the Xcode IDE, instruments, iOS Simulator, and the latest Mac OS X and iOS SDKs.
iOS
iOS is the operating system associated by default with all Apple mobile devices.
iOS 10 UI Kit
A massive UI kit for iOS 10 (PS & Sketch)
iOS Design Kit
The newest library of native iOS templates