Welcome to the St. Louis County Library's App Development LibGuide. This LibGuide is filled with the library's resources for developing apps for iOS, Android, Windows, and MacOS platforms. Browse ebooks, online courses, and books from the catalog. Sign up for Treehouse, SLCL's hands-on programming database, to learn how code in many different languages. Explore environments and frameworks to see which one is right for you. Learn about UX design to make your app pop, and dive into the exciting world of coding with generative artificial intelligence. Click on a menu tab to get started!