関連ワード:  linux is open source operating system true or false    linux is free and open source operating system true or false    linux is an example of open source operating system true or false    linux is open source operating system or not    webos is a linux based open source operating system true or false    ubuntu is a free open source linux operating system true or false    android os is based on the linux open source operating system true or false    why linux is open source    is linux operating system open source    which operating systems are open source  
結果 : linux is open source operating system true or false