As a Design Contractor, what format am I required to submit entries in? Help Admin June 30, 2016 18:39 Updated Follow Entries should be submitted in either .JPG, .GIF, or .PNG file formats. If your design is selected as the winner, you will be required to submit alternative file formats to the employer as well. Related articles Submitting a Design Can I use stock art or other peoples royalty free designs in my design? Winning! What format is the winning design delivered in? Withdrawn versus Deleted Contest Entries Comments 0 comments Article is closed for comments.