Eon

Minimum:

• OS: 10.11
  
• Processor: 1.2Ghz
  
• Memory: 32 MB RAM
  
• Graphics: OpenGL 2.1
  
• Storage: 20 MB available space
  
• Additional Notes: Catalina may pose problems, the executable is not notarized at this time. Also, using a multi-button mouse is highly recommended.

Minimum:

• OS: Anything recent supporting SDL2
  
• Processor: 1.2Ghz
  
• Memory: 32 MB RAM
  
• Graphics: OpenGL 2.1
  
• Storage: 20 MB available space
  
• Sound Card: SDL2 compatible (most)
  
• Additional Notes: Should work on any PC from the last ~10 years w/GPU-accelerated OpenGL. Linux support is native and first-class, no Wine/Proton needed.