Various font types can be usually converted between each other with some kind of font manager or editor. Same goes for .pfb and .otf fonts which can be easily converted with the popular Fontographer or TypeTool utilities.
Convert Type 1 PostScript font to OpenType font file format.
We have found 6 software records in our database eligible for .pfb to .otf file format conversion.
Microsoft Windows software - convert pfb to otf on Windows
A font editor
Convert from pfb 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 pfb 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.
Apple macOS / Mac OS X software - convert pfb to otf on OS X
A font editor for Mac
A font editor program
Multiplatform software - convert pfb to otf on any platform
Utility used to generate various types of fonts.
On-line services software - convert pfb to otf on web
A free web service for font conversion
A tool for online conversion of fonts