1. Pixabay

https://pixabay.com/
 There are about 600,000 free pictures, vector documents and art illustrations.

2. Gratisography
http://www.gratisography.com/
 It includes many pictures of fashion, which are suitable for design projects.

3. Publicdomainarchive

http://publicdomainarchive.com/
 It provides HD images for free download.

4. Little Visuals

http://littlevisuals.co/
 Users can pack and download photos.

5. Unsplash
https://unsplash.com/
 Unsplash offers free HD photos.

6. Pexels

https://www.pexels.com/zh-cn/ 

It provides free pictures and video by their creaters.

7. Foodiesfeed

https://www.foodiesfeed.com/ 

Foodiesfeed includes high resolution free pictures of food.

8. Pickpic

https://www.pickpik.com/    

Beautiful Royalty-Free Photos Sorted By AI. 

9. Magdeleine

https://magdeleine.co/ 

Hand-picked free stock photos for inspiration.

Beautiful Royalty-Free Photos Sorted By AI