Answer:
Linux.
Step-by-step explanation:
Linus Torvalds is a Finnish computer programmer, creator of the Linux operating system kernel in 1991. Torvalds began developing his project through research done in a particular way during his spare time, using his own computers, tools and spare parts, and taking the Minix operating system as a starting point, seeking to create his own operating system to use on his own personal computers. Finally, as a result of this development, Torvalds created the largest and best-known open software operating system today.