Open Source: OctoPrint
Partially Open Source: AstroPrint (AstroBox)
Not Open Source/Free: Repetier-Server
Not Open Source/Free/Not Self-Hostable: MatterControl
Open Source: OctoPrint
Partially Open Source: AstroPrint (AstroBox)
Not Open Source/Free: Repetier-Server
Not Open Source/Free/Not Self-Hostable: MatterControl