Sudokuki is a graphical SUDOKU game. It solves even the most difficult sudoku grids for you. It can generate a sudoku, play sudoku, and print a sudoku.
PDF Split and Merge (pdfsam) is an easy-to-use
tool that provides functions to split and merge
PDF files or subsections of them.
A powerful graphical desktop environment, applications, and development frameworks.
A Transport Layer Security Library implementation.