Migration Guides

Migrating from another font tool? These guides will help you transition to Fontisan.

Available Guides

From fonttools (Python)

→ Migrate from fonttools

The most comprehensive migration guide covering:

• API equivalents for TTFont, fontTools.varLib, etc.
• CLI command mapping
• Feature comparison table
• Common workflows

From extract_ttc

→ Migrate from extract_ttc

Fontisan fully supersedes extract_ttc:

• Identical ls and info commands
• More powerful unpack with format conversion
• Works on TTF/OTF files too
• Table sharing statistics

From otfinfo (lcdf-typetools)

→ Migrate from otfinfo

Command equivalents for lcdf-typetools users:

• otfinfo -i → fontisan info
• otfinfo -s → fontisan scripts
• otfinfo -f → fontisan features
• otfinfo -g → fontisan glyphs

From Font-Validator

→ Migrate from Font-Validator

Validation profile mapping:

• Auto mode → fontisan validate -t indexability
• Full mode → fontisan validate -t production
• Web mode → fontisan validate -t web

Why Migrate?

Feature	fonttools	lcdf-typetools	Font-Validator	Fontisan
Pure Ruby	❌	❌	❌	✅
Font conversion	✅	✅	❌	✅
Validation	❌	❌	✅	✅
Variable fonts	✅	❌	❌	✅
Type 1 support	Partial	✅	❌	✅
Bidirectional hints	❌	Partial	❌	✅

Need Help?

• GitHub Issues — Report bugs or request features
• Guide — Read the documentation