Iosevka is an open-source, sans-serif and slab-serif, monospace font

Iosevka is an open-source monospace typeface family designed for coding, terminal use, and technical documents, available in multiple styles including sans-serif and slab-serif variants with various weights and widths. The font is notable for its spatial efficiency, offering a slender default design that allows more columns to fit on screen compared to competitors like Fira Code and IBM Plex. It supports extensive character coverage including multiple languages and stylistic variants, with both Normal and Extended width options available.