IconBrew

iconfont-国内功能很强大且图标内容很丰富的矢量图标库，提供矢量图标下载、在线存储、格式转换等功能。阿里巴巴体验团队倾力打造，设计和前端开发的便捷工具

emoji.supply

Tool to build custom fonts with icons.

Noun Project has the most diverse collection of free icons and stock photos. Download SVG and PNG. Over 5 million art-quality icons and free photos.

UI Goodies is a curated directory of design resources and tools to help designers and developers create better user interfaces. Discover the best UI kits, icons, templates, and more.