Иконки SVG …

• Bootstrap https://icons.getbootstrap.com/
• FlatIcons https://www.flaticon.com/

Photo

• PB https://pixabay.com/
• US https://unsplash.com/
• SS https://stocksnap.io/
• OV https://wordpress.org/openverse/
• WM https://commons.wikimedia.org/wiki/Main_Page
• Pexels https://www.pexels.com/

SVG Illustrations

• https://undraw.co/illustrations
• https://undraw.co/handcrafts
• https://freeillustrations.xyz/illustration/16-emotion-emojis/

• https://www.freepik.com/free-photos-vectors/free-svg
• https://icons8.com/illustrations/illustration/casual-life-3d-24

Video

• Pexels https://www.pexels.com/

media generators

• MockUps one https://mockuper.net/
• Avatart and photo https://generated.photos