It's been an interesting year of NFL free agency; a lot of teams had money, but the talent pool was not necessarily deep enough to justify spending it. As a result, several teams opted to pay their own players more now and give themselves flexibility into the future.

With free agency winding down, let's go through the first round of the NFL draft and see how teams might fill any needs they still have.

NFL mock draft tracker shows all the players USA TODAY, ESPN, NFL.com and PFF project as the best first-round additions for every team.

With the NFL draft getting closer by the day, the mock draft season is only heating up. The top prospects are starting to get clearer, and what teams need is more obvious after significant free agency moves.