R+ or R Plus may refer to:
R+ tree, a data structure in computer science
R
+
{\displaystyle \mathbb {R} ^{+}}
, the set of positive real numbers (or, depending on author, the set of non-negative real numbers)
Positive reinforcement, in behavioural psychology
Rammstein, German band
R Plus (musician), pseudonym of music producer Rollo Armstrong
Rocksmith +, a video game made by Ubisoft
