Command Recall / Terminal Sixty Derived from CommandLineHeroes/clh-bash, GPL-3.0. Source: https://github.com/CommandLineHeroes/clh-bash/tree/5f53bb84d7afcaee657f7807d79da4454a0991aa Adapted November 7, 2026: accessible DOM presentation, local records, pause, study mode; removed 3D, music, network leaderboard and dependency loaders. Original command dictionaries and score formula retained. All preferred-form source for this edition is served alongside index.html as main.js, style.css, bash.js, js.js, python.js and html.js. No build dependencies. Copy these files and serve over any static HTTP host. Not affiliated with Red Hat or Command Line Heroes.