It's interesting to see these names which are used by several projects.

When I saw Pixie my first thought was the component of PIX[0] which installs itself on the Xbox.

[0] https://devblogs.microsoft.com/pix

Yes, I also was confused because this Pixie [1] already is open source.

[1]: https://pixielang.org/

Correct, this project is unaffiliated with that one.

I thought of https://www.pixijs.com/