If you are into AI/ML, I believe that https://distill.pub/ https://distill.pub/ allows you to submit papers as a non-academic. Be aware that they are slightly

If you are into AI/ML, I believe that https://distill.pub/ https://distill.pub/ allows you to submit papers as a non-academic. Be aware that they are slightly different than other publications and have some special requirements (for example, I believe that your paper should have some interactive diagrams if possible).