The long reads and the hard numbers.

631 cartridges with ballistics, history, military adoption, and full specs. Searchable, sortable, and side-by-side comparable.

239 propellants ranked by burn rate. Filter by brand, type, or application. Find substitutes and check temperature sensitivity.

239 propellants on an interactive histogram, fastest to slowest. Hover to inspect, filter by application.

Compare up to 5 loads side-by-side. Trajectory arcs, drop tables, wind drift, and recoil index.

Match browsing is quiet for now.

Service weapons across every major military, 1880 to present. Country swimlanes, year snapshot, or browse all.

33 huntable species with habitat, population, caliber minimums, and common cartridges. Plus 7 extinct species.

From the first hand cannon to the XM7 SPEAR: 45 landmark developments across six eras, with the context behind each.

18 calibers, every panic documented. Interactive chart, inflation adjustment, 15 annotated events, full economic analysis.

Every purchase path covered: LGS, online, GunBroker, private party, and C&R. Progress saves automatically.

What to do, who to call, what to document, and the six common challenges that complicate each scenario.