Avoid querying the registry for unregistered root packages.
Avoid querying the registry for unregistered root packages.

Geod24/dub,gedaiu/dub,Flamaros/dub,p0nce/dub,grogancolin/dub,jeanbaptistelab/dub,rjframe/dub,jelmansouri/dub,D-Programming-Language/dub