Individual fonts from a Fontographer font database (*.fog) can be exported to OpenType fonts (*.oft) either with Fontographer software itself, or FogLamp program.
Convert Fontographer font database file to OpenType font file format.
We found 3 software records in the database related to .fog to .otf file format conversion.
Apple macOS / Mac OS X software - convert fog to otf on OS X
A fontographer source files converter
Convert from fog file format
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned fog to otf. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
A font editor program
Multiplatform software - convert fog to otf on any platform
Utility used to generate various types of fonts.