When comparing GrafX2 vs Marionette Studio, the Slant community recommends GrafX2 for most people. In the question“What are the best 2D animation tools for game development?” GrafX2 is ranked 1st while Marionette Studio is ranked 15th.
Ranked in these QuestionsQuestion Ranking
Pro Supports tileset addition and extraction
Pro Scriptable using Lua
GrafX2 is scriptable using the Lua language, which can be used to automate tasks and add new functionality to it. The script library features advanced color reduction and enhancement tools, palette analysis, and much more.
Pro Free, open source, and cross-platform
GrafX2 is totally free to use, copy, and modify. It's available on Windows, Linux, Mac OS X, Haiku, AROS, MorphOS, SkyOS, Syllable, Mint, and a few more systems. Basically anything is supported by the SDL library.
Pro Very large number of tools and effects
Pro Supports animations
The program has a basic support for animation using frames in newer versions. Graphics can be cloned and copied between frames and changed slightly.
See here how to animate with GrapfX2 https://www.youtube.com/watch?v=Gnq6zBZOqoM
Pro Supports many file formats
GrafX2 supports many file formats, including the popular gif and png, but also importing and exporting from deluxe paint, degas elite, and various other editors using custom formats.
Pro Has a great palette tool
You can create gradients from one color to another, work in either RGB or HSL color space, save and load palettes, sort and organize palettes, and even work on "color cycling" images.
Pro Has a customizable UI with themes support
Theme UI style can easily be changed from settings including buttons and colors.
Pro Palette Color Cycling
GraphX2 being based on older 256 bitmap software has inherited some tricks that modern pixel editors do not have . One of them being the ability to cycle color palette and produce animations and effects with it.
Pro Actively maintained
Marionette Studio team is actively involved in the development of this software. There is a changelog available and a public Trello board.
Pro Cloud based solution
Projects and files can be stored in cloud and the is no need for creating backups.
Pro Animation export
Animations can be exported as image packs and using some 3rd party tools can be imported and used in Unity.
Pro Easy to use
Can be used by anyone - intuitive interface and short learning curve.
Pro Web-based software
Easy to be accessed as no software needs to be download or installed on your computer.
Con No integration for major game development engines
There is no integration with major game engines such as Unity, Construct 2D, Unreal, Cocos 2dx, etc.