Bioicons is an open-source library of free, high-quality icons specifically designed for use in scientific illustrations, particularly in the fields of biology and chemistry. The collection includes a wide variety of icons, from cellular structures and organisms to lab equipment and scientific graphs.
Bioicons are available under permissive licenses, such as MIT or Creative Commons, which allows for both personal and commercial use, often with attribution. The library is continuously updated with new icons contributed by a community of scientists and designers.
bioicons.com