{{language |site=http://cm.bell-labs.com/cm/cs/who/dmr/kbman.html |hopl id=492 }} B is a computer language intended for recursive, primarily non-numeric applications typified by system programming. B has a small, unrestrictive syntax that is easy to compile. Because of the unusual freedom of expression and a rich set of operators, B programs are often quite compact.

B takes many features from [[derived from::BCPL]]. B is the ancestor of [[C]].