Stargate by Isis Font Foundry is a free futuristic display font with a strange mix of monumental serif letters and angular symbol-like forms. The letters feel part Roman inscription, part sci-fi glyph set, with sharp chevrons, split strokes, and geometric marks that make even the more familiar characters look coded and ceremonial.
That gives the font a natural place in sci-fi posters, game logos, title cards, themed packaging, and cover lines that need an archaic-tech mood. As a free font, it is most convincing in short display settings, from monograms to headings, where those emblematic shapes can read like signs rather than ordinary lettering.