Solid Icon Sets

99,132 solid icons

24 Solid families

41 Solid sets

Bold icons use filled shapes for instant recognition, making them perfect for high-visibility designs. Their large filled areas allow color customization, adding vibrant accents to your designs. Their strong legibility on dark backgrounds makes them a go-to for airport signage and wayfinding, a principle that applies perfectly to interfaces.

Ultimate, the encyclopedia of icons

The world's largest icon family with encyclopedic coverage. Designed over twelve years, Ultimate offers every concept from common to rare icons. It's a neutral style and fits most use cases.

Ultimate Bold

18,547 icons

Ultimate Bold - Free

1,000 icons

Core, minimal icons

The Helvetica of icons. Core is stripped to essential form with generous spacing. It's a timeless workhorse for interface design.

Core Solid

5,615 icons

Core Solid - Free

998 icons

Flex, fluid icons

Flex is a fluid icon family inspired by nature’s curves. It favors smooth, flowing forms. More organic than Core and subtler than the chunky Plump. Read about the design process.

Flex Solid

5,772 icons

Flex Solid - Free

499 icons

Sharp, brutalist icons

Sharp combines pure geometry and bold structure for a brutalist, high-tech feel. It’s raw, trendy, and unapologetic. It pairs best with typefaces that have strong construction, such as Futura, Gill Sans, or Space Mono.