The free agency period commences on October 7, while the trade period begins October 10.
Essendon currently holds picks 1, 19, 37, 55, 73 and 91 in the National Draft.
The Bombers also hold the first pick in both the pre-season and Rookie Drafts.
James Gwilt, Shaun Edwards, Jason Ashby and Tom Wallis will not be offered new contracts while Adam Cooney has retired.
Michael Hibberd has requested a trade with Melbourne his desired club.
The ten additional recruits that played for the Bombers this season are now treated as ‘delisted free agents’ meaning they can be signed by any Club from November 1.
The National Draft will be held on November 25.