Dulce bellum inexpertis

Avalon Hill GENERAL
Download PDF versions of the magazine covering AH and Victory games.

AHIKS
An organization dedicated to serious game play between mature individuals. Free to join.

EasyShips
Simple naval combat rules by Mike Fischer for 20th-century ships. Damage model built around fires and flooding leading to critical damage. Minimal record keeping (no check-boxes) while retaining details of ship gunnery and damage resistance. Link is my clone of the zip file offered on Mike's Own Wargames.

Fleet Series on groups.io
A home for refugees of yahoogroups old vgsfleetleague. Essential file repository for fans of Victory Games Fleet Series.

Incompetech
Free online graph paper. Hex grid generator for making your own maps.

Strategikon
French language wargames forum with extensive discussion of GCACW; includes links to original rules PDFs in French and English.

Devil's Den Sniper
A detailed analysis of the famous photo of the dead sharp-shooter in Devils' Den at Gettysburg. A well-reasoned contrarian conclusion by James Groves of Frostburg MD.

GYGES Publishing
Nightfighter control methods: how things worked in a Dunaja, Henaja, Wilde Sau, and Zahme Sau nightfighter interception. Website by Michaël Svejgaard.

Sickles Hole
Unconventional insights on the Gettysburg campaign and battle by Bob Butler of Carver MA.

U-Boat Archive
British War Office documents from WWII concerning their understanding of U-Boat numbers, training, tactics, and losses, based on interviews with captured German sailors.

uboat.net
Database of U-Boats, skippers, patrols, and merchant ships. The go-to source for data on the U-Boat war.

Amelia Earhart
PBS article Navigating the Truth Behind Amelia Earhart and Fred Noonan. Scroll down to the comments section for some contrary opinions.

Naval Encyclopedia Sea Forces

Multiman Publishing
Providing PDF files of game-specific rule books of the GCACW series. (Why buy the cow when milk is free?)

Operational Studies Group
Keeping the NLB game system alive as The Library of Napoleonic Battles. Not a huge fan of battle games in general, but Napoleon's Last Battles is one that got me into wargaming.

Plaay Classic
Old-school table-top dice and cards sports games.

Revolution Games
Support smaller publishers when they make games that you like. Recommended games: Celles, Gazala.

Tabletop Sports
Discussions and downloads covering a large array of published tabletop sports sims.

ACTS
(Automated Card Tracking System) A website for logging remote game play in lieu of plain email. Not just for card-driven games…the Generic Module can work quite well with many standard hex and counter games. It is the default platform for GCACW tournaments.

GIMP
GNU Image Manipulation Program. Graphics package.

ImageMagick
Command line tool for batch operations on image files. Particularly useful in batch operations and slicing counter sheet scans into individual game-piece images.

Vassal Boardgame Engine
The essential Java app needed to run vmod files.

2000 Years of Willie Mays
What does it mean when a baseball simulation claims to be “accurate”?

Why Games Take So Long
SABR article investigating the increase in baseball game time from 1908 to 2017. TL;dr not enough batted balls in play; each strikeout and walk adds a few more pitches to resolve than a plate appearance ending in a batted ball ball.