What is UFO?

UFO (Unified Font Object) is an open, XML-based font source format used by professional font editors for collaborative font development.

What is PCF?

Portable Compiled Format (PCF) is the compiled binary version of BDF bitmap fonts for efficient X11 font rendering.

When Should You Use UFO vs PCF?

Use UFO When...

Reach for UFO when your priority is font design and editing, collaborative font development, glyphs/robofont — its uncompromising quality ensures every detail is preserved.

Use PCF When...

Reach for PCF when your priority is x11 system fonts, linux console fonts — its uncompromising quality ensures every detail is preserved.

UFO vs PCF: Key Differences

•The core technical difference: UFO relies on lossless compression whereas PCF uses lossless compression.
•Both formats share lossless compression, so quality behavior is similar across the two — file size differences come from algorithm efficiency rather than compression philosophy.
•Alpha channel support: PCF lacks transparency support.
•Storage footprint: 100KB to 10MB+ depending on glyph count for UFO vs Smaller than BDF for same font for PCF.
•Use case fit: UFO targets font design and editing, collaborative font development, glyphs/robofont and PCF targets x11 system fonts, linux console fonts — your choice depends on which workflow stage you are serving.

Advantages of UFO

✓UFO compresses data using lossless methods, keeping file sizes manageable for Font design and editing, collaborative font development, Glyphs/RoboFont.
✓Industry-wide support means UFO files open anywhere — from legacy systems to the latest devices.
✓Lossless quality makes UFO the gold standard for archival and master copies.
✓From professional software to open-source alternatives, UFO works out of the box.

Advantages of PCF

✓At its core, PCF relies on lossless encoding — a design choice that makes it perfect for X11 system fonts, Linux console fonts.
✓You won't run into compatibility issues with PCF — it's a universal standard across platforms.
✓File size management with PCF: larger files guaranteed to match the original exactly.
✓Every major application in the X11 system fonts, Linux console fonts space supports PCF natively.

Common Use Cases for UFO to PCF Conversion

Data visualization
Presentation design
Video subtitles
Game UI typography
Website typography
Brand identity

Industry Applications

SignageIcon DesignBook PublishingMobile App DevelopmentWeb DesignTypography

Best Practices for UFO to PCF Conversion

→Before converting UFO to PCF, review the font license — some licenses restrict format conversion
→Check hinting data after conversion: PCF may handle TrueType hinting differently than UFO
→Verify that all character sets (Latin, Cyrillic, CJK, etc.) survived the conversion intact
→Test the converted font in both a browser and a desktop application
→Keep the original font file in case the conversion alters spacing metrics

Troubleshooting UFO to PCF Conversion

!PCF font doesn't render correctly → check if PCF supports all glyphs present in UFO
!Licensing restrictions after UFO to PCF conversion → verify the font license allows format conversion
!Hinting data lost converting UFO to PCF → some font formats like PCF may not preserve TrueType hinting
!Special characters missing from converted PCF → font subsetting may have removed unused glyphs

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Convert to PCF →Convert from UFO →

Convert UFO to PCF Online - Free & Fast

Convert UFO files to PCF online for free. High-quality conversion with no registration required.

Font Converter

Upload or enter a URL to convert UFO to PCF instantly

Click to upload or drag & drop UFO file

or paste from clipboard

.ufo,.UFO (max 100MB)

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About UFO and PCF

UFO

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.

PCF

PCF (PCF fonts) - Portable Compiled Format, compiled X11 bitmap font. Ideal for x11 system fonts, linux console fonts.

Format Comparison

CompressionLossless → Lossless

TransparencySupported

Use CaseConvert from font design and editing, collaborative font development, glyphs/robofont to x11 system fonts, linux console fonts

File Size~Smaller than BDF for same font after conversion

FAQs

Is converting UFO to PCF free?

Yes, GoConvertFile offers free conversion of UFO to PCF for files up to 100MB. No registration required.

How long does it take to convert UFO to PCF?

Most UFO to PCF conversions complete within seconds for standard-sized files. Larger files may take longer depending on the conversion complexity.

What is PCF best used for?

PCF is ideal for x11 system fonts, linux console fonts. Portable Compiled Format, compiled X11 bitmap font

What file size should I expect after converting UFO to PCF?

File size after UFO to PCF conversion depends on the content complexity and quality settings. Both formats use similar compression approaches so sizes are comparable.

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