19 tech titans who are giving away their billions instead of leaving it to their families

Some entrepreneurs who have made billions off of their tech ventures like to spend their fortunes in pretty extravagant ways, whether it be on private planes, summer homes, or even an entire island.

Others turn to more-philanthropic efforts, choosing to donate their wealth to different causes through foundations and trusts.

We've rounded up some of the most generous people in tech, all of which have decided to donate large portions of their wealth to charity rather than leave all of it to their children.