With this organization being here, you can check who is the developers of the engine!
With that being said, Solar Engine was a fork of Psych Engine 0.6.3 that makes Psych Engine modding easier and having a modchart editor.
We're currently working on a new recoded from scratch version based on 0.2.8!
We are a team of people who wants to make FNF modding and gameplay better!

• Solar Engine
  
• Solar Engine Launcher
  
• Solar Engine Website
  
• Solar Engine Bonus Songs (probably discontinued)

• Discord: daveberrys
• Bluesky: @daveberry.netlify.app

• Discord: video_bot

• Discord: baranmuzu

• Discord: chargoldenyt