OpenType Feature File

OpenType Feature File is an application created in 1996.

#1388on PLDB

28Years Old

An OpenType feature file is a text file that contains the typographic layout feature specifications for an OpenType font in an easy-to-read format. It may also contain override values for certain fields in the font tables. It is read in during the creation or editing of an OpenType font.

Tags: application
Early development of OpenType Feature File happened in Microsoft and Adobe
GitHub supports syntax highlighting for OpenType Feature File
Read more about OpenType Feature File on the web: 1.

Example from the web:

# Script and language coverage
languagesystem DFLT dflt;
languagesystem latn dflt;

# Ligature formation
feature liga {
     substitute f i by f_i;
     substitute f l by f_l;
} liga;

# Kerning
feature kern {
     position A Y -100;
     position a y -80;
     position s f' <0 0 10 0> t;
} kern;