Ultimate free icons
streamline-ultimate · 1,999 icons · by Streamline · CC-BY-4.0 · single-color · 24px grid · Updated
Ultimate free icons is a free, open source icon set with 1,999 SVG icons by Streamline, released under the CC BY 4.0 license. The icons are single-color: they follow your text color (currentColor) and can be recolored with CSS. They are designed on a 24px grid and scale cleanly as SVG.
Ultimate free icons design specs
- outline and filled
- monochrome
- rounded
The drawing rules of this set, measured from its SVG files. Use them to design new icons that match it.
| Canvas | 24 × 24 |
|---|---|
| viewBox | 0 0 24 24 |
| Drawing area | Full canvas, no padding |
| Drawing style | Mixed outline and fill |
| Stroke width | 1.5 |
| Line ends | Round |
| Line joins | Round |
| Corner radius | 0.25 |
| Colors | One color (currentColor), recolorable with CSS |
| Coordinates | Up to 3 decimals |
| Straight lines | 63% horizontal or vertical, 14% at 45° |
| Curves | 63% of drawing commands |
| Symmetry | 19% of icons are left-right symmetric |
| Elements per icon | 1.7 |
| Drawing commands per icon | 30 |
Measured from 63 icons of this set.
AI icon generation
The license allows new icons derived from this set.
- Credit the original authors.
Credit line: Based on Ultimate free icons by Streamline, licensed under CC BY 4.0. https://creativecommons.org/licenses/by/4.0/
Style guide for an LLM prompt (English)
Paste it into a prompt with a few icons from this set, then name the icon you want.
You draw new icons for the "Ultimate free icons" icon set (Iconify prefix "streamline-ultimate") by Streamline.
Style: mixed outline and fill, monochrome, rounded.
Iconify describes the set as: Uses Stroke.
Canvas
- Root: <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24">.
- Draw edge to edge: icons use the full canvas with no padding.
- A typical icon's bounding box covers 96% of the canvas.
Drawing
- Icons mix strokes and filled shapes (fill 52%, stroke 48%).
- stroke-width="1.5".
- stroke-linecap="round", stroke-linejoin="round".
- Round corners with a radius of about 0.25.
Geometry
- Coordinates are free-form; write at most 3 decimals.
- Straight lines: 63% horizontal or vertical, 14% at 45 degrees.
- About 63% of drawing commands are curves or arcs.
- Keep it simple: about 2 elements and 30 drawing commands per icon.
- Elements used by the set: path, g.
Color
- Monochrome: paint with currentColor only, never a fixed color.
Output
- Reply with one complete <svg> element and nothing else: no comments, <title>, ids or scripts.
- Match the examples: reuse their shapes for shared parts (arrow heads, people, documents, badges).
About Ultimate free icons
The set is organised into 31 categories, including interfaceessential (300), businessproducts (100), computersdeviceselectronics (100) and healthbeauty (100).
Popular Ultimate free icons include power button, arrow right, stairs descend, mouse smart bold, end point circle and subtract circle bold.
Open any icon to copy it as SVG, JSX, Vue, Svelte, Solid, Astro or CSS, or download it as SVG or PNG. Ultimate free icons are released under the CC BY 4.0 license, which allows use in personal and commercial projects as long as you credit the author.
Ultimate free icons by category
InterfaceEssential icons (300)
BusinessProducts icons (100)
ComputersDevicesElectronics icons (100)
HealthBeauty icons (100)
ProgramingAppsWebsites icons (100)
InternetNetworksServers icons (80)
Logos icons (80)
MoneyPaymentsFinance icons (80)
WorkOfficeCompanies icons (80)
Design icons (60)
EntertainmentEventsHobbies icons (60)
FilesFolders icons (60)
How to use Ultimate free icons
Every icon on this page works in any framework. Examples use streamline-ultimate:power-button; open an icon to copy its exact SVG, JSX, Vue, Svelte, Solid, Astro or CSS code. For sizing, color and accessibility tips, read how to use SVG icons.
React
import { Icon } from "@iconify/react";
<Icon icon="streamline-ultimate:power-button" width="24" />Vue
<script setup>
import { Icon } from "@iconify/vue";
</script>
<template>
<Icon icon="streamline-ultimate:power-button" width="24" />
</template>Svelte
<script>
import Icon from "@iconify/svelte";
</script>
<Icon icon="streamline-ultimate:power-button" width="24" />Tailwind CSS
<!-- @iconify/tailwind plugin -->
<span class="icon-[streamline-ultimate--power-button]"></span>UnoCSS
<!-- @unocss/preset-icons + @iconify-json/streamline-ultimate -->
<div class="i-streamline-ultimate:power-button"></div>Web component
<script src="https://code.iconify.design/iconify-icon/2.1.0/iconify-icon.min.js"></script>
<iconify-icon icon="streamline-ultimate:power-button"></iconify-icon>HTML image
<img src="https://iconyz.com/api/public/svg/streamline-ultimate/power-button.svg" alt="Power Button icon" width="24" height="24">Ultimate free icons FAQ
Are Ultimate free icons free for commercial use?
Yes. Ultimate free icons are released under the CC BY 4.0 license, which allows use in personal and commercial projects as long as you credit the author.
How many icons are in Ultimate free icons?
Ultimate free icons contains 1,999 icons across 31 categories.
What license do Ultimate free icons use?
Ultimate free icons are licensed under CC BY 4.0. The full license text is available at https://creativecommons.org/licenses/by/4.0/.
Who made Ultimate free icons?
Ultimate free icons are created by Streamline.
How do I use Ultimate free icons in React?
Install @iconify/react and render <Icon icon="streamline-ultimate:power-button" />, or open any icon on this page and copy it as a standalone React component.
What size are Ultimate free icons?
Ultimate free icons are designed on a 24px grid. As SVGs they scale to any size without losing quality.