Smugchain was taken down due to gitlab giving in to harassment from some users backup links for the zip archive can be found below
Mirrors of smugchain that are updated as of 27/03/2019 4:53PM UTC
https://louisoft01.s-ul.eu/4YXzZKxpES8vtyDi.zip
https://mega.nz/#!GXYjxSRL!Mc4NZMUs-YoIheA4mOhOGGy655nDHjIWECGR9qn1aWE
Torrent
magnet:?xt=urn:btih:8c430002a5c1198d9e8aaee1272e64be3602a3fe&dn=smugchain-master.zip&tr=udp%3a%2f%2ftracker.coppersurfer.tk%3a6969%2fannounce&ws=https%3a%2f%2flouisoft01.s-ul.eu%2f4YXzZKxpES8vtyDi.zip&ws=https%3a%2f%2fmy.mixtape.moe%2fcivnyi.zip