The new version of Nexa. "Nexa Slab draws from the rich traditions of the classic Neo-Grotesque slab serif fonts such as Lubalin Graph, Rockwell and Memphis, which conceal the richness of typesetting text in its crucial advertising function." Free from Font Fabric.
Choplin font. / is a modern and clear geometric slab serif with a sturdy heart. It was designed based on the Campton Family, with the same principles in mind: geometry, simplicity and neutrality. As a consequence, Choplin could be seen as an immediate companion to the Campton Family.
Free Serif Fonts to Give Your Designs a Traditional Touch: As you can see, Ponsi by TypeFaith Fonts has geometric lines with baseline stroke extensions. That’s the stuff sturdy slab serifs are made of.