Moddio is described as 'Multiplayer-First Game Engine. It has a built-in server-authoritative netcode, including snapshot interpolation and client-side reconciliation. It can support 50+ concurrent players or 300+ moving entities hosted on a $5/month VM' and is a game development tool in the development category. There are more than 50 alternatives to Moddio for a variety of platforms, including Windows, Linux, Mac, Android and Web-based apps. The best Moddio alternative is Godot Engine, which is both free and Open Source. Other great apps like Moddio are Unity, Unreal Engine, GDevelop and Candlestick.
Cocos Creator is a complete package of game development tools and workflow, including a game engine (based on Cocos2d-x), resource management, scene editing, game preview, debug and publish one project to multiple platforms.
The G3D Innovation Engine is a commercial-grade C++ 3D engine available as Open Source (BSD License). It is used in commercial games, research papers, military simulators, and university courses. G3D supports hardware accelerated real-time rendering, off-line rendering like ray...
United States
Open RPG Maker is a free and open source clone of features from the RPG Maker series (i.e. rpgmaker200, rpgmaker2003, rpgmakerxp), as well as many other features. All of the data files are in XML format and are easily editable with any text editor.
United States
batari Basic (bB) is a BASIC-like language for creating Atari 2600 games. It creates a binary file that can be run on an Atari 2600 emulator or the binary file may be used to make a cartridge that will operate on a real Atari 2600.
The Graphics Development Engine for Business and Industry. Build high-quality 3D solutions and deploy to any platform.
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Wintermute Engine Development Kit is a set of tools for creating and running graphical “point&click” adventure games, both traditional 2D ones and modern 2.5D games (3D characters on 2D backgrounds).
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FPS Creator is a complete drag-and-drop game-making tool that lets you build your own first-person shooter games without writing a line of code.
United Kingdom
ZGameEditor lets you create 3D games with procedural content that have a redistributable size of 64 KiB or less. It consists of a lightweight OpenGL-powered engine that runs on Windows, Mac, Linux & Android, and a portable Windows IDE featuring real-time editing.
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Cave Engine is a Simple, easy to use, 3D desktop Game Engine that is scriptable in Python.
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