• Hnefatafl - History and rules of the game and variants, like Tawlbyund and Alea Evangelii. Also the history and rules of related games like Ludus Latrunculorum and Seega.
• Hnefatafl - An Experimental Reconstruction - Includes rules and figures depicting several variants. Written as a paper for an archaeology course.
• Hnefatafl - the Strategic Board Game of the Vikings - An overview of rules and variations of the game by Sten Helmfrid.
• Nefatavl - Contains rules and game information. (Dutch, English)
• Taefl: The Saxons & Vikings - Offers rules and history with free downloadable computer version.
• The Online Guide to Traditional Games - Contains history and information on the game family.