UFO (Unified Font Object) is an open, XML-based font source format used by professional font editors for collaborative font development.
Spline Font Database (SFD) is the native project file format for FontForge, an open-source font editor for font design.
Reach for UFO when your priority is font design and editing, collaborative font development, glyphs/robofont — its uncompromising quality ensures every detail is preserved.
Reach for SFD when your priority is font design and editing, fontforge projects — its uncompromising quality ensures every detail is preserved.
Convert UFO files to SFD online for free. High-quality conversion with no registration required.
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.ufo,.UFO (max 100MB)
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UFO (UFO) - Unified Font Object, XML-based source format for font design and editing. Best for font design and editing, collaborative font development, glyphs/robofont.
SFD (SFD fonts) - Spline Font Database, FontForge native font editing format. Ideal for font design and editing, fontforge projects.
Yes, GoConvertFile offers free conversion of UFO to SFD for files up to 100MB. No registration required.
Most UFO to SFD conversions complete within seconds for standard-sized files. Larger files may take longer depending on the conversion complexity.
SFD is ideal for font design and editing, fontforge projects. Spline Font Database, FontForge native font editing format
File size after UFO to SFD conversion depends on the content complexity and quality settings. Both formats use similar compression approaches so sizes are comparable.