Glide Engine is described as 'Glide is a SpriteKit and GameplayKit based engine for building 2d games easily, with a focus on side scrollers. Glide is developed with Swift and works on iOS, macOS and tvOS' and is an app in the Development category. There are more than 25 alternatives to Glide Engine for a variety of platforms, including Mac, Windows, Linux, Android and iPhone. The best alternative is Godot Engine, which is both free and Open Source. Other great apps like Glide Engine are Unity (Freemium), LÖVE (Free, Open Source), Cocos2d-x (Free, Open Source) and Phaser (Free, Open Source).
Godot is a fully featured, open source, MIT licensed game engine. It focuses on having great tools, and a visual oriented workflow that can export to PC, Mobile and Web platforms. It is a cross-platform 2D and 3D game engine and game development IDE.
Pygame is a set of Python modules designed for writing video games. Pygame adds functionality on top of the excellent SDL library. This allows you to create fully featured games and multimedia programs in the python language.
One framework for creating powerful cross-platform games. The spiritual successor to XNA with 1000's of titles shipped across desktop, mobile, and console platforms. MonoGame is a fully managed .NET open source game framework without any black boxes.