Xero's Theorem by NAL of FontStruct is a free futuristic display font with broad, angular capitals and a severe machine-cut profile. Deep triangular notches, extended crossbars, and sharply sliced openings give the lettering the look of custom panels from a spacecraft or arcade cabinet.
Its engineered shapes suit science-fiction game graphics and electronic music packaging for much the same reason: each letter resembles a designed piece of hardware. The angular forms also fit technology branding and event posters, especially when the subject leans toward robotics, gaming, or speculative machinery. In those settings, the lettering can become part of an interface, insignia, or vehicle marking rather than serving as neutral text.
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To license this font, visit:
https://chequered.ink/font-license/
For more of NAL’s work, see Chequered Ink’s font listing:
https://chequered.ink/product-category/fonts/