Practice that transfers
Commands, regex, and operational thinking, taught by games instead of drills. The habits you build here work in the rest of the site — and on the machine on your desk.
$ games trainingbrowse from the terminalTraining
In shelf order: start at the top, and the bottom rows are still being built in the open.
CTF: Capture the Flag
Master the command line one concept at a time. Graduated puzzles teach navigation, text processing, and shell mastery.
Field Work
Choose a Night Shift practice focus: investigate, preserve evidence, repair, and hand off
Termiclanker
Learn Bash through factory puzzles and a player-base defense workbench
Regex Golf
Match A, reject B, fewest chars wins
Baud
Typing test in the terminal — 30 s, 60 s, 25 words, or a passage; WPM and accuracy
Mandate: Shell Rising
Write Bash doctrine across thirteen levels in a fictional Warring States-inspired setting, ending in a linked operation; Level 12 is a provisional playtest candidate
Port Governance
Govern one crossing through three connected days of standing law, evidence, staffing and civic consequences.