font Format
PFB File Format
Printer Font Binary is the compact binary encoding of Adobe PostScript Type 1 outline fonts. Predominantly used on Windows and publishing rips alongside AFM metric files, it renders sharp cubic Bézier glyph outlines.
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Technical Specifications
| Extensions | .pfb |
| MIME Types | application/x-font-type1 |
| Category | Font |
| Engine Tier | tier1-small-js |
| Magic Bytes / Sniffing | Container sniffing (ZIP / OLE2 / RIFF header inspection) |
| Opens With | FontForge, Adobe Type Manager, CorelDRAW |
| Good For | Legacy prepress publishing workflows and archival graphic design projects. |
| Not Recommended For | Direct embedding in CSS @font-face rules on the modern web. |