★★★★½ (4.5/5) The One-Liner If you ever wanted to know the difference between a mail hauberk and a brigandine, how to brew mead in a Viking settlement, or the exact stats for a repeating crossbow that won’t bankrupt a TL3 kingdom—this is your bible. What Is It? Low-Tech is the definitive sourcebook for any GURPS campaign set from the Stone Age to the Age of Sail (TL0–TL4). In classic GURPS fashion, it doesn’t just give you a sword list. It explains how things worked before electricity, from farming and textiles to siege engines and early medicine.
Buy the PDF, not print. The hyperlinks are too valuable to lose. Then grab Companion 3 for economic depth, and watch your players become obsessed with buying salt. gurps 4e low tech pdf
Armor layering is handled brilliantly. You can wear a padded jack under mail under a coat of plates, but the rules track weight, cost, and DX penalties incrementally. It’s crunchy—but for players who love tactical gear choices, it’s gold. ★★★★½ (4