By using ready-made templates and visual libraries, you can make your digital content development duration easier and reduce your costs.
Ready-Made Templates:
Articulate, Camtasia Studio, Lectora, Powerpoint, iSpring, Moodle
http://elearningbrothers.com/free-elearning-templates/
Visual Libraries:
http://elearningbrothers.com/medical-elearning-assets/
Stock Visuals, Videos, Voices, Cutout