Open-Source Icon Libraries Ranked #26–#27 on the Web by Market Share (2026)

📈 Open-Source Icon Libraries Ranked #26–#27

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.

Statistics based on 3.5M+ analyzed websites. About this data

The following list shows the open-source icon libraries ranked from 26th to 27th out of 27 currently tracked.

Rank	Name	Market share
26	Simple Icons A collection of more than 3,200 SVG icons of popular brands. FreeOpen source	0.008%
27	CSS.gg An icon collection containing over 700 UI icons implemented in pure CSS. FreeOpen source	0.005%

🗃️ About This Data

We evaluate the popularity of technologies based on the number of websites where we detect their usage.
Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
This report is based on the analysis of 3,512,920 websites.
We currently track the presence of 39 icon libraries across the web.
Statistics were last calculated on May 16, 2026.
For more details, see our methodology and disclaimer.