Alternativa SkySagau za NetBSD z brezplačno licenco

• NetBSD
  Vse platforme Windows Mac Linux Chrome OS Android iPhone Windows Phone iPad Android Tablet Kindle Fire Windows S Web Self-Hosted HTC Vive Gear VR Xbox Playstation Nintendo Switch BSD Windows Mobile Steam FreeBSD Oculus Experiences NetBSD OpenBSD Minetest Roblox RBXLegacy
• Brezplačna licenca
  Vsako dovoljenje Brezplačna licenca Open Source licenca Trgovsko dovoljenje