Linktree - Connect your audience to all of your content with just one link.
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
Carrd - Simple, responsive one-page site creator.
Camtasia - Camtasia 2018 makes it easy to record your screen and create polished, professional-looking videos.
ContactInBio - Offer More Contact Options To Your Followers
Screencast-O-Matic - Free version Records up to 15 minutes, premium is $15/year.