Steve Jobs, the co-founder and former CEO of the world’s most valuable technology company, died at the age of 56 on Oct. 5, Wednesday, leaving behind a legacy that would make his rivals envious.

As the current CEO Tim Cook said, “Apple has lost a visionary and creative genius, and the world has lost an amazing human being.”

“The world rarely sees someone who has had the profound impact Steve has had, the effects of which will be felt for many generations to come. Bill Gates, Microsoft Co-Founder and Chairman, said in his tribute to Jobs.

The President Barack Obama, the Facebook CEO Mark Zuckerburg, and other celebrities and admirers also remembered Jobs.

It is not very surprising that so many people paid tribute to Jobs as he had created the Apple empire and had radically changed the way people used technology in their daily lives.

Here are Job’s top 10 achievements in Apple and what he contributed to the world. Start the slideshow to begin.