* Video editing software
Several options for video editing, for free, are: DaVinci Resolve, Windows Movie Maker, iMovie
Some professional choices can be, paid: Final Cut Pro, Adobe Premiere Pro
* Stock footage and music
* Several sources offer both paid as well as free resources:
Pexels, Pixabay, Life of Pix (images and photos free), Free Music Archive, Filmora9 and YouTube Audio Library
* Tutorials and guides
* Some platforms can be: Vimeo Create free tutorial, Udemy: Video Marketing Master Class, Skillshare: The Only YouTube Master Class You'll Ever Need or Youtube's Creator Academy or Google Digital Garage tutorials