I kept running into the same small annoyance. I'd need one animated icon, so I'd hand-roll it in Motion, and the result never quite matched the rest of my icon set. Stroke weight slightly off, optical size a bit different, timing eyeballed differently every time.
Source: [Dev.to](https://dev.to/smammar14/i-built-an-open-source-library-of-animated-icons-for-react-all-using-motion-and-phosphor-icons-325p)