A tool that allows you to generate bezierCurveTo commands via a simple web GUI:
Written one afternoon in 2011 (!) when I was just a baby programmer. Turns out in even in 2017, I still get a fair number of questions about it (!!) so I went ahead and put it on GitHub.
NOT under active development. The code hasn't been touched since 2011! Feel free to fork, or contact me if you really want to send a pull request.