Saving a font after you've created it (not downloading and saving)

[Blighty]

You can create a bitmap "font". Not really a font, so it does not scale very well. But it may do what you require.

See here for the script (use version 16):
http://gimpchat.com/viewtopic.php?f=9&t=...hilit=font

and here for many "fonts" created in Gimp:
http://gimpchat.com/viewtopic.php?f=9&t=14696