I had a project[1] that was named after a Pokemon. It was a mustache[2] parser so I named it Entei because he has a very fashionable mustache. I changed the name[3] to chevron because I didn't want to deal with Nintendo's lawyers.

[1] https://github.com/noahmorrison/chevron [2] https://mustache.github.io/ [3] https://github.com/noahmorrison/chevron/commit/42a028f597171...