Century Arcade

Preserving games and puzzles into the future.

Crosswords

• The xd Crossword Corpus: more than 160,000 published crosswords from over 160 publications, 1913 to today, kept in plain text for research. Access on request.
• xdformat: a plain-text crossword file format designed for long-term archival.

Games

• Below the Root

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Century Arcade is a volunteer project; code and documents are on GitHub at github.com/century-arcade.