Build a Blog:
Self hosted Listbuilding:
http://www.phplist.com/ • Very advanced list, but no autoresponder (yet) to send multiple mails in series.
http://infinite.ibasics.biz • Cover all the basic needs. OLD!
http://www.gnu.org/software/mailman/index.html • Your server needs Python for this.
https://www.camtasiasoftware.com/ • This is the most popular
https://www.blackmagicdesign.com/dk/products/davinciresolve • This is the one I use