The best alternatives to Anicons are Tabler Icons, NucleoApp, and UI Motion Kit. If these 3 options don't work for you, we've listed a few more alternatives below.
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Tabler icons is an open source project, published under MIT license. A set of over 300 vector icons, which you can use in your private and commercial projects. Each icon is designed on a 24x24 grid and a 2px stroke.
A premium library of 20000+ vector icons organized in 30 categories, and a powerful application to collect, customize and export all your icons in different formats such as SVG, icon fonts and JSON files.
UI motion kit is a collection of more than 20 delightful UI animation for After Effects combined into 6 user mobile flows. It's designed to help understand the creation process behind and boost and boos your creative workflow.
The pack you've been looking for to bring your website or app to the next level. This pack contain 100 animated icons, rendered in svg, ready to be integrated to your website. The pack will be regularily updated with new versions of the icons to fit all your needs.