Icons are one of the easiest ways to polish a UI, but switching between multiple libraries slows teams down. Iconify solves this by aggregating hundreds of icon sets behind a single API.

Here is a practical overview of how to use it well.

What Iconify Provides

• A unified set of icon collections from popular libraries.
• A single syntax to reference any icon set.
• Support for React, Vue, Svelte, and plain HTML.

Instead of picking one library and living with its gaps, you can pull from the best of each set in one workflow.

The Key Workflow

1. Search for an icon at Iconify’s icon set browser.
2. Copy the icon name, like mdi:email-newsletter or lucide:github.
3. Use it through the Iconify component in your framework.

Example (React):

import { Icon } from "@iconify/react"

<Icon icon="mdi:email-newsletter" width="20" />

Why It Works for Teams

• Consistency. A single integration means fewer mismatched icons.
• Speed. No more switching libraries or adding multiple icon packages.
• Flexibility. You can mix styles as needed without rewriting code.

Practical Tips

• Pick one “primary” icon set (like MDI or Lucide) for most UI elements.
• Use other sets sparingly to avoid a mixed visual style.
• Keep icon sizes and line weights consistent across the app.

Final Take

If you want fast, consistent UI work, Iconify is one of the most pragmatic choices. It removes the friction of managing multiple icon libraries and keeps your design system flexible.

Reference: https://icon-sets.iconify.design/