↔ Order by name ↔ Order by year ↔ Order by year reverse ↔ Order by Type ↔ Order by Sammet category

Explore languages for
COOL    ⊕ 1990        
R-Prolog    ⊕ 1991   ↓ ↑ ⊕ String and List Processing ⊕ Horn clause      
Solve    ⊕ 1990