Submittable

Here is their website. https://blog.submittable.com/2017/09/submishmash-weekly-both-fact-and-the-fantastic/?utm_source=newsletter&utm_medium=submishmash&utm_campaign=housekeeping&utm_content=body_paragraph&utm_source=Submishmash+Weekly+Newsletter&utm_campaign=afd629622c-Submitter_Opt_In_Reminder_10_3_2017&utm_medium=email&utm_term=0_3cc7ac8d8a-afd629622c-26089337