Streamline
Adobe 也在用!高质量图标素材神器
推荐!网站图标都非常精致,有各种高质量的应用程序图标
Iconshock
free icons and premium icon packs. Flat icons, Material icons, Glyph icons, iOS icons, Font icons, and more design styles. Vector files, including PNG and SVG icons. Ready for apps, web or social media projects.