ParPar is described as 'high performance, multi-threaded PAR2 creation tool and library for node.js. ParPar does not verify or repair files, only creates redundancy. ParPar is a completely new, from ground-up, implementation, which does not use components from existing PAR2 implementations' and is an app in the Security & Privacy category. There are four alternatives to ParPar for a variety of platforms, including Windows, Wine, Android, Android Tablet and BSD. The best alternative is MultiPar, which is free. Other great apps like ParPar are Par-N-Rar (Free, Open Source), ICE ECC (Free) and MacPAR deLuxe (Free).