M3G

See:

• https://github.com/toaarnio/m3gcore
• https://github.com/valerii76/m3gdecompile
• https://github.com/MercurialDemoMan/m3g-reader
• https://github.com/bryan10328/java-m3g
• https://github.com/vadosnaprimer/desktop-m3g
• https://github.com/yussidivnall/M3gSceneLoader