Fontain, partnered with
SharedMedia, and personalized with SharedMedia_MyMedia is what I use to replace Clearfont.
For MyMedia to work you will need SharedMedia enabled along with it, and now SM lets you run a .bat to magically create the .lua which allows your custom Fonts, Backgrounds, Borders, StatusBars and Sounds to be accessable by other Ace addons. The .bat is located in SM, but writes to SM_MM