AlanD

tuxPrint is a free and open-source PCL print program that offers a complete runtime substitution. It is easy to implement, yet powerful enough to meet all your company's printing needs. With tuxPrint, you can manage the print output for over 400 retail outlets.

FilterSort is an open source software that allows you to sort and filter a provided table model. You can utilize this software to filter and sort both the rows and columns of the table. It is a free to use application.