Top freetagged Ciphers (51 results)
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Explore an old computer system by exploiting security flaws and solving puzzles.
Puzzle
Play in browser
You serve alien customers aboard the Hubble Convenience Store. You translate their requests for "Earth Specials."
Puzzle
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Does an ancient cosmic mind order the universe? Solve cryptograms to find out.
Puzzle
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A work in progress. Collect data on an alien plant, decipher the lifeforms language, and their plans.
Interactive Fiction
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You are a Scholar working at The Great Library of Babel. Something's gone wrong.
Puzzle
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Hack a 1960s computer to uncover a secret society's cryptic conspiracies.
Simulation
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A detective adventure meets the consequences of the Industrial Revolution.
Play in browser
A short visual novel about uniting a fantasy world through language. Made in 4 hours, 4 minutes, 59 seconds.
Visual Novel
A menu based puzzle game telling the career of Elizebeth Smith Friedman, "America's First Female Cryptanalyst"
A codebreaking Etrian Odyssey fangame
Interactive Fiction
Play in browser
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