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International Raumschach Federation

IRF Miscellany

Odds and Ends for Three-Dimensional Chess

International Raumschach Federation  ·  2026

Herein is an assortment of articles about the IRF and Raumschach.

Avidius Du Vide is the founder of the International Raumschach Federation and author of The Complete Raumschach Theoretical Series. His interest in Raumschach began with the theoretical poverty of the…

Art Deco: In physical tournaments, the IRF requires Art Deco to be the style of chess pieces, because this artistic movement was in the 1920s—1930s; Art Deco is period appropriate…

Raumschach isn’t just chess; it’s chess with height. It’s the beautiful lovechild of tactical genius and architectural drafting. Navigating the five levels requires spatial reasoning most people simply don’t possess…

The IRF publishes a free Android application for playing Raumschach (Normal Form, 1926) offline. It is distributed here, directly from the Federation, and nowhere else. It requests no permissions, contains…

The standard format used for two-dimensional chess game records is PGN (Portable Game Notation), a plain-text format developed in the 1990s whose move language is Standard Algebraic Notation (SAN). SAN…

Signal is a free, open-source messaging application available for mobile devices (iOS and Android) and desktop computers (Windows, macOS, and Linux). It provides text messaging, voice calls, video calls, and…

Each completed tournament has its own dedicated results page, linked from the table above. These pages contain the full pairing schedule, individual round results, final standings, and tiebreak information. They…

Weird Fiction

Short stories where Raumschach bends toward the uncanny.

Du Vide 2026

In the year of the consulship of Basiliscus and Armatus, when the eternal city had already begun to smell of carrion and the barbarian torches could be seen from the…

The tallest of the Ostrogoths, the one who had accepted, sat across from Avidius with the alabaster pieces arranged before him on levels A and B. He did not know…

Avidius left Rome and headed to the countryside. He gathered his two cats, his space chess set, his scrolls, and other belongings. He rode south, away from the disorder he…

I, Avidius, who was once called Comitatus and who bore for forty years the mantle of the Peripatetic, set down this treatise not as an act of teaching but as…

It began in the sweltering August of my sixteenth year, when the ennui of vacation drove me to search for chess variants on that network of networks which men call…