Here's The Ar/k/
, ~300 Gigs of condensed knowledge. Mostly about guns, but lock-picking and other handy skills, too.https://pastebin.com/uF0NV5Nf
Since it's so big, I suggest starting the torrent and then unchecking all the folders and topics you're not currently interested in. Hold on to the torrent and load new modules when needed, deleting old stuff as you go along.