The start of Hacktoberfest was on a Friday, so I wrote a newsletter issue that's all about open source:
https://www.getrevue.co/profile/fullstackfriday/issues/fullstack-friday-4-all-about-open-source-779755
https://www.getrevue.co/profile/fullstackfriday/issues/fullstack-friday-4-all-about-open-source-779755