字节图标http://iconpark.bytedance.com/official
    Fontello：图标字体生成器
    字符搜索工具https://www.glyphfinder.com/
    精品图标库https://remixicon.com/
    https://remixicon.com/?from=thosefree.com
    开源图标库https://feathericons.com/
    https://tablericons.com/
    https://heroicons.dev/
    https://github.com/tabler/tabler-icons/tree/master/icons
    http://chuangzaoshi.com/icon/
    https://remixicon.com/
    The Noun Project：免费提供高度可辨识符号图标
    IconArchive：专业图标搜索引擎
    iConify：Mac平台的苹果应用图标自动化生成工具
    Iconbench：在线ICON素材图标制作工具
    EasyIcon：免费图标搜索和下载平台
    Icon Deposit：一个奇妙的图标下载站
    https://css.gg/
    https://css.gg/app
    https://akveo.github.io/eva-icons/#/
    https://styled-icons.js.org/
    https://ikonate.com/
    https://iconmonstr.com/
    https://shape.so/
    https://www.iconninja.com/
    https://thenounproject.com/

    启动图标灵感集锦http://iconsfeed.com
    合集 https://iconset.io/
    Fluent icons-微软图标风格https://icons8.com/l/fluent/
    一键生成所有应用图标尺寸http://icon.wuruihong.com/#
    图标制作https://icon.reeoo.com/
    http://fontello.com/
    图标管理神器https://www.nucleoapp.com/
    图标自检https://mp.weixin.qq.com/s/-mSDFUR3P2j2ltixQXNAvQ
    定义图标https://mp.weixin.qq.com/s/ab7hyODEd0YVo-fsjYwADQ
    白色图标https://standart.io/
    拟物化图标https://www.iconshock.com/
    线性图标https://uiiiuiii.com/software/252740.html
    https://lineicons.com/
    Lineicons 包含 2000+ 的线性图标，适用于网页、手机和桌面应用程序，支持WebFonts、SVG、PNG等所需的所有可扩展格式

    3D样式图标https://www.iconshock.com/3d-icons/
    iOS应用图标https://www.iosicongallery.com/#
    苹果bigsur风格图标下载https://ravenyu.com/discipline

    阿里图标库的使用https://www.cnblogs.com/2979100039-qq-con/archive/2020/07/13/13295488.html

    一套微型的图标动态效果库
    https://useanimations.com/

    人类象形图标http://pictogram2.com/
    图标云https://icomoon.io/app/#/select
    斜长投影图标http://flat-icon-design.com/?paged=2
    长阴影制作http://ww7.flattyshadow.com/
    黑白简笔画图标https://thenounproject.com/
    图标制作https://mp.weixin.qq.com/s/3G1Hrq-yL4ImA_zKnidkMw
    图标云背景https://patterninja.com/
    https://www.iconfinder.com/
    http://thestocks.im/
    https://github.com/refactoringui/heroicons
    http://t.cn/AiFfVpix
    https://www.swifticons.com/?from=groupmessage
    https://iconstore.co/
    https://www.iconshock.com/svg-icons/
    http://simpleicons.org/
    https://iconstore.co/
    https://www.streamlineicons.com/
    https://icons8.com/
    https://www.flaticon.com/
    https://thenounproject.com/
    https://illustrio.com/
    https://material.io/tools/icons/?style=baseline
    http://www.heroicons.com/
    http://openlogos.org/
    http://www.iosicongallery.com
    https://thenounproject.com
    http://www.iconninja.com/icon
    http://www.iospirations.com
    http://www.iconarchive.com
    http://iconka.com/en/stickers-for-imo-messenger/
    http://icontoucan.com
    http://www.iconsweets2.com
    https://iconsmind.com
    https://goodstuffnononsense.com
    https://iconwerk.com
    https://fontawesome.com/icons?from=io
    http://iconfont.cn
    https://feathericons.com
    https://www.easyicon.net/
    https://icomoon.io/app/#/select
    http://ui-cloud.com/
    http://www.iosicongallery.com/
    https://www.favicon.cc/
    http://www.iconpng.com/
    https://findicons.com/
    http://www.iconarchive.com/popular.html
    http://mux.alimama.com/fonts
    https://www.behance.net/gallery/67269691/150-Free-Vector-Icons
    https://iconscout.com/icons

    https://thenounproject.com/browse/?tdsourcetag=s_pcqq_aiomsg
    https://remixicon.com/
    https://www.easyicon.net/
    https://simpleicons.org/
    https://boxicons.com/
    https://www.flaticon.com/
    https://findicons.com/
    https://dryicons.com/
    http://www.ego-icons.com/preview.html
    https://www.streamlineicons.com/
    https://www.iconfont.cn
    http://www.iconninja.com/icon
    https://www.iconfinder.com/
    http://www.iospirations.com/
    http://iosicongallery.com/
    http://www.iconarchive.com/
    http://www.iconsweets2.com/
    https://www.iconsdb.com/
    https://www.iconshock.com/
    http://icontoucan.com/
    https://iconsmind.com/
    https://iconsvg.xyz/
    https://iconstore.co/
    https://icons8.com/
    https://icons8.com/icons
    https://iconmonstr.com/
    https://iconwerk.com/
    https://iconscout.com/
    https://icomoon.io/#home
    http://iconka.com/en/stickers-for-imo-messenger/
    https://illustrio.com/
    http://chuangzaoshi.com/icon/
    https://nucleoapp.com/
    https://goodstuffnononsense.com/
    https://geticonjar.com/
    https://fontawesome.com/icons?from=io
    http://fontello.com/

    https://www.syncfusion.com/downloads/metrostudio
    表情http://www.emojione.com/
    http://pictogram2.com/