Early terminal fonts (like those on VT100 or IBM 3270) were hardware-defined. When Linux and BSD systems began implementing virtual consoles, developers needed a software-based font format that could mimic the predictability of hardware terminals while remaining editable by the user.
| Feature | Specification | | :--- | :--- | | | Monochrome bitmap (1-bit per pixel) | | Common Sizes | 8x16, 9x16, 8x14, 12x22 (pixels) | | Encoding | Usually ISO-8859-1 (Latin-1) or CP437 | | Max Glyphs | 256 (standard 8-bit character set) | | File Extension | .fnt , .psf (PSF is a superset) | fsme font
0x00, 0x00, 0x10, 0x38, 0x6C, 0xC6, 0xC6, 0xFE, 0xC6, 0xC6, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 Early terminal fonts (like those on VT100 or
The FSME specification reminds us that not every font needs to be a work of art. Some fonts just need to work—reliably, predictably, and without drama, one fixed-pitch cell at a time. Some fonts just need to work—reliably, predictably, and
