In other cases, permission to use a particular library in non-free programs enables a greater number of people to use a large body of free software. For example, permission to use the GNU C Library in non-free programs enables many more people to use the whole GNU operating system, as well as its variant, the GNU/Linux operating system.
Beste kasu batzuetan, liburutegi jakin bat programa ez-libreetan erabiltzeko baimena emateak software librea jende gehiagok erabiltzea ahalbidetzen du. Adibidez, GNU C Liburutegia programa ez-libreetan erabiltzeko baimenari esker, jende gehiagok erabiltzen ditu GNU sistema eragile osoa eta bere aldaera, hau da, GNU/Linux sistema eragilea.