[lvh]

I wrote a funny version of this once, that shows Lego sets with the same number as an RFC. Someone got a domain for it, but it appears to have lapsed: http://rfcdothelp.herokuapp.com/

[abrahamvegh]

This is excellent.

[lvh]

I’m glad you like it. If there’s no matching LEGO set, you get a Unikitty.