How many points is RUBY worth in Scrabble?

RUBY is worth 9 points in Scrabble.

Is RUBY a valid Scrabble word? Yes — 9 points

Yes, RUBY is a valid Scrabble word worth 9 points.

Yes, RUBY is a valid Words With Friends word worth 10 points.

RUBY is a valid Scrabble US/CAN word worth 9 points:

R₁U₁B₃Y₄

RUBY is valid in Scrabble UK (World) —

R₁U₁B₃Y₄

RUBY is a valid Words With Friends word worth 10 points:

R₁U₂B₄Y₃

You can make 11 words from ruby according to the Scrabble US and Canada dictionary.