Gizmodo:

Video editing is easier than it’s ever been, with the barrier to entry becoming less pricey every year. As long as you have some decent footage to work with, you can turn it into something presentable—and dare we say professional—using programs that won’t cost you anything. Here are six of the best free video editors to help you unleash your inner Oscar-winning director.

These are alternatives in the most generous sense of the word. FCP is a professional app and many of these are for hobbyists or those who don’t have others relying on their work. That being said, I’ve used several of these apps and many of them are very good. The article missed one excellent free editor though – DaVinci Resolve from Black Magic Design.