I believe either you are asking or were linking to your own made tool. This thread was shown in Ask HN so I will assume you are asking, So Figma is your best u

I believe either you are asking or were linking to your own made tool. This thread was shown in Ask HN so I will assume you are asking, So Figma is your best use case, gives you full control. While its not just go on a website and do it. But making free account and start working your on SVGS will take approx 8 minutes. good luck.