The best alternatives to The Icon of are Icons8 for Figma, Flagpack, and iconPerk 2.0. If these 3 options don't work for you, we've listed a few more alternatives below.
Access the entire Icons8 icon library without leaving Figma! ✨ Thousands of free icons 🎨 Choose from 32 popular styles 📏 Easily get the right pixel perfect icon size 🖼 Icons in PNG (free for a link) or SVG (Pro) 🔍 Searchable and categorized
🏴 Flagpack is an open source project of 260+ stunning flag icons for your digital product. Easily implementable in your design or code project. Download for Figma, Sketch and Adobe XD (coming soon) or install for React, Vue or Angular (coming soon).
iconPerk is a curated collection of Premium and Free Icons. Since 2017 is growing and is now at a massive number of 12500+ icons that multiplies with different styles like: line, duoline, color, flat. There are over 330 categories to choose from.