HTTrack - HTTrack is a free (GPL, libre/free software) and easy-to-use offline browser utility.
GrowthList - A crowd-sourced list of growth hacks
SiteSucker - SiteSucker is a Macintosh application that automatically downloads Web sites from the Internet.
GrowthHackers Projects - Growth collaboration software for teams 📈
GNU Wget - GNU Wget is a free software package for retrieving files using HTTP(S) and FTP, the most...
Growth Hack World - Together We Rise