3dprint@gentoo.org Gentoo 3D Printer Project python@gentoo.org Gentoo Python Project alexxy@gentoo.org Alexey Shvetsov proxy-maint@gentoo.org Proxy Maintainers mathy@vanvoorden.be Mathy Vanvoorden perlovka@gmail.com Michael Perlov Ultimaker/Uranium uranium https://github.com/Ultimaker/Uranium/issues https://github.com/Ultimaker/Uranium/blob/master/docs/mainpage.md gentoo-staging soname major version number