Padlet is an online tool that can be used to make storyboards and slideshows.

StoryTribe is an online tool with a limited free version for creating storyboards.

Joplin is a note-taking app similar to Microsoft OneNote. It can be downloaded on a computer, Android, or iPhone.

Miro is an online tool that can assist in workflow planning and creating roadmaps for guiding projects from start to finish.