⚡ Open-Source Icons

Open-source icon libraries are collections of icons distributed under permissive licenses that allow free use and modification in software and web projects.

They typically provide scalable vector icons in formats such as SVG or icon fonts, consistent visual styles, and broad icon sets for common interface elements.

⭐ Most Popular in 2026

The following chart shows the leading open-source icon libraries in 2026, based on market share.

The most popular is Ionicons with a share of 3.3%, followed by Simple Line Icons with 3% and Material Icons with 2.3%.

Ionicons 3.3%
Simple Line Icons 3%
Material Icons 2.3%
Bootstrap Icons 1.9%
Fontello 1.8%
Twemoji 1.1%
Dripicons 0.9%
Lucide 0.8%
Material Symbols 0.5%
Remix Icon 0.5%
Boxicons 0.5%
Material Design Icons 0.4%
Iconify 0.4%
IcoFont 0.4%
Weather Icons 0.2%

🚀 Country Highlights

Here is a list of libraries that are especially popular in certain countries.
Differences between global and country rankings are shown in parentheses.

Simple Line Icons is #2 in the United States ^(-1)
Material Icons is #2 in Japan ^(-2)
Bootstrap Icons is #2 in India ^(-3)
Material Symbols is #2 in Lithuania ^(-9)
Fontello is #4 in Italy ^(-2)
Remix Icon is #4 in China ^(-8)
Weather Icons is #7 in Turkey ^(-10)

✨ Best Open-Source Icon Libraries

Below is a more detailed list of the top 25 of the 27 open-source icon libraries we track, ranked by their market share.

Available filters: Open-Source

Rank	Name	Market share
1	Ionicons Madison, Wisconsin, United States An open-source icon set with 1,300 icons built for Ionic Framework, so icons have both Material Design and iOS versions. FreeOpen source	3.3%
2	Simple Line Icons An open-source icon library with CSS, SASS, LESS and web font files. FreeOpen source	3%
3	Material Icons Mountain View, California, United States An official icon library created by Google that provides standardized interface icons designed according to the Material Design guidelines. FreeOpen source	2.3%
4	Bootstrap Icons San Francisco, California, United States A free, high-quality, open-source icon library with over 2,000 icons. FreeOpen source	1.9%
5	Fontello A free icon font generator that allows you to create custom fonts using icons from other sets like Font Awesome. FreeOpen source	1.8%
6	Twemoji Bastrop, Texas, United States An Twitter's open source library that provides standard Unicode emoji support across all platforms. FreeOpen source	1.1%
7	Dripicons A completely free set of 200 vector icons. FreeOpen source	0.9%
8	Lucide An open-source icon library that provides over 1,600 SVG icons made by the community. FreeOpen source	0.8%
9	Material Symbols Mountain View, California, United States The icon set that contains over 3,000 glyphs designed by Google under the Material 3 design guidelines. FreeOpen source	0.5%
10	Remix Icon A set of 3000+ open-source neutral-style system symbols for designers and developers. FreeOpen source	0.5%
11	Boxicons A carefully designed open source iconset with 1500+ icons. FreeOpen source$99+	0.5%
12	Material Design Icons A community-maintained open-source icon set that follows Google's Material Design guidelines for consistent interface graphics. FreeOpen source	0.4%
13	Iconify Tallinn, Estonia An open-source icon framework that aggregates over 200 icon sets and more than 275,000 vector icons under one standardised API, allowing developers to use icons as web components or via framework-specific wrappers. FreeOpen source	0.4%
14	IcoFont Dhaka, Bangladesh A collection of 2400+ open source icons. FreeOpen source	0.4%
15	Weather Icons Contain a set of 215 weather-themed icons and CSS. FreeOpen source	0.2%
16	Tabler Icons Bielsko-Biala, Poland An open-source set of 4,950+ free SVG icons with no attribution required. FreeOpen source$9	0.1%
17	Feather A collection of 280+ open-source icons. FreeOpen source	0.1%
18	Line Awesome Wilmington, Delaware, United States A free Font Awesome alternative that contains 1300+ icons, released by Icons8 under a Good Boy License. FreeOpen source	0.1%
19	Heroicons Kitchener, Ontario, Canada An open-source SVG icon library maintained by the Tailwind CSS team that provides clean, minimal icons for user interfaces. FreeOpen source	0.07%
20	Github Buttons San Francisco, California, United States A JavaScript library for creating buttons with GitHub icons. FreeOpen source	0.05%
21	Phosphor Icons A flexible icon family for interfaces, diagrams, presentations that includes over 1,200 open source icons. FreeOpen source	0.05%
22	Fork Awesome A suite of 796 pictographic and brand icons that began as a fork of Font Awesome. FreeOpen source	0.03%
23	Flat UI New York, United States A free design framework and theme for Bootstrap. FreeOpen source	0.03%
24	Devicons An iconic font made for developers that contains 85 technology-related icons. FreeOpen source	0.02%
25	Octicons A set of SVG icons built by GitHub for GitHub. FreeOpen source	0.01%

Data is based on the analysis of 3,325,341 websites.
Statistics were last calculated on March 31, 2026.
For details, see our methodology and disclaimer.