vrokolos

This will allow you to edit fonts for the game Grim Fandago. It works like an icon editor and
it was used for converting the game's codepage to greek - translation project forum page
First get a codepage ascii character map like this.
Check which codes you need to change for the game to support your codepage.
Load a laf file, change the fonts for each character code and then save it.

Download it: GrimFontEditor