Share a few vector illustrations and illustration material websites necessary for design, it is recommended to collect~
Cainiao Gallery
https://www.sucai999.com/searchlist/bianpingchahua----all-0-1.html?v=NTYxMjky
Cainiao Gallery is a website with a lot of materials. It covers plane, e-commerce, UI, pictures, high-definition backgrounds, illustrations, videos, audio and other materials. The classification is very clear and the quality is also high. The point is that many materials can be downloaded for free, and a small number of memberships are required. It is a very good design website.
open doodles
This is the illustration material website that I usually use the most. All of them are hand-painted. The pictures are all drawn by Pablo Stanley. The set of pictures he draws are exaggerated and interesting, very eye-catching, and he will share these illustrations with everyone for free. . You can edit, download, and use these illustrations for free without registration and login, without copyright restrictions.
ManyPixels
https://www.manypixels.co/gallery
The site features new copyright-free illustration assets every week to help you use them in blog posts, email newsletters, social media graphics, and more! Provide free download of more than 500 illustration resources in total, and you can change the color before downloading.
undraw
https://undraw.co/illustrations?ref=undesign
Undraw is full of flat-style illustration materials. There are a large number of business scene materials for you to choose from. The site supports one-click color change, which is very convenient. Illustrations are free to download and commercially available.
Glaze
Provides a free vector illustration material site, including vector illustrations of people, 3D scenes, vector illustrations, office, science, travel and other scenes. And it is free and commercially available without worrying about copyright, but you need to register and log in to download.