Several notable free agents remain on the open market with organized team activities (OTAs) under way around the NFL.

Teams with needs at defensive end, defensive tackle, safety and running back still have plenty of options in free agency. Players like Andre Branch, Tre Boston, Derrick Morgan and Jay Ajayi are still looking for new homes.

Here is a list of the top remaining free agents at each position:

QUARTERBACK

- Josh McCown

- Matt Cassel

- Mark Sanchez

- Brock Osweiler

- David Fales

- Luis Perez

RUNNING BACK

- Jay Ajayi

- Marshawn Lynch

- Bilal Powell

- Corey Grant

- Chris Ivory

WIDE RECEIVER

- Pierre Garcon

- Michael Crabtree

- Jermaine Kearse

- Terrance Williams

- Justin Hunter

- Kelvin Benjamin

TIGHT END

- Jermaine Gresham

- Dion Sims

- Lance Kendricks

- Ryan Griffin

- John Phillips