OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
Scrivener - Scrivener is a content-generation tool for composing and structuring documents.
Lightstream - Powerful, cloud-based live streaming studio.
Celtx - Celtx is a scriptwriting software platform with applications in a wide range of mediums but that specializes in helping screenwriters.
XSplit - Live stream and record your content with ease & share it to streaming services like Twitch, YouTube, Facebook, Mixer, etc. Start your broadcast today.
Trelby - The free, multiplatform, feature-rich screenwriting program!