The largest user interface design database in the world.
Simple line Icons pack
PNG、ICO、ICNS格式图标搜索、图标下载服务
Access over 900 material system icons, available in a variety of sizes and densities, and as a web font.
阿里巴巴矢量图标库
Search through 300,000 free icons
634,000+ Free vector icons in SVG, PSD, PNG, EPS format or as ICON FONT.