unDraw is an open-source SVG illustration library offering 300+ free, commercially usable, attribution-free illustrations with online color customization and SVG/PNG export, ideal for website and app visuals.
Humaaans is a free people illustration library by US designer Pablo Stanley, offering 100+ mix-and-match SVG people parts under CC BY 4.0 for attribution-based commercial use, ideal for blogs, landing pages and UI graphics.
DrawKit is a free commercial-use vector illustration library founded by James G in 2020, with thousands of MIT-licensed SVG illustrations across business, tech, and education, free for designers and developers in personal and commercial projects.