para­col – Mul­ti­ple columns with texts "in par­al­lel"

The pack­age pro­vides yet an­other multi-col­umn type­set­ting mech­a­nism by which you pro­duce multi-col­umn (e.g., bilin­gual) doc­u­ment switch­ing and sy­chro­niz­ing each cor­re­spond­ing part in “par­al­lel”.