The Alef Concurrent Programming Language

Alef was a concurrent programming language in the CSP(Communicating Sequential Processes) style designed at Bell Labs by Phil Winterbottom and used in the first and second editions of Plan 9.

• Alef Language Reference Manual by Phil Winterbottom.
• Alef User’s Guide by Bob Flandrena.

See also

• The Limbo programming language by Sean Dorward, Phil Winterbottom, and Rob Pike.
• Squeak: a Language for Communicating with Mice by Luca Cardelli and Rob Pike
• The Go Language - Another descendant of Alef developed at Google by Rob Pike, Ken Thompson and Robert Griesemer.