Colossal Cave Adventure in the Browser — FORTRAN IV to WebAssembly with LFortran

· Fortran Lang Discourse · Aug. 30, 2026, 9:43 p.m.
Summary
The blog discusses the adaptation of the classic Fortran game Colossal Cave Adventure into a browser playable format using LFortran and Emscripten to compile the original FORTRAN IV code into WebAssembly. The author details the necessary modifications made to the original source code to successfully run the game in a web environment, highlighting the challenges faced compared to other adaptations like The Oregon Trail.
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