The package can be found on mentors.debian.net: - URL: http://mentors.debian.net/debian/pool/main/a/arduino - Source repository: deb-src http://mentors.debian.net/debian unstable main contrib non-free - dget http://mentors.debian.net/debian/pool/main/a/arduino/arduino_0018+dfsg-1.dsc RFS at: http://lists.alioth.debian.org/pipermail/pkg-electronics-devel/2010-April/001841.html