1931. metapeg
      Metapeg is a PEG parser generator created by John Leuner
1932. metaprogramming
      Things that help you analyze and write code (code walkers, code transformers, introspection libraries, etc.)
1933. MetaSpec
      The Common Lisp Metaspec is a translation of the TEX source files of the Common Lisp Standard rev 15.17R (X3J13/94-101R) into a s-expression document format (sdoc) structured around a (NODE-TYPE PROPERTY-PLIST NODE-CHILD*) form
1934. metatilities
      Everyone needs their own set of utilities… These are Gary King's
1935. metatilities-base
      Everyone needs their own set of utilities..
1936. metering
      The Metering System is a portable Common Lisp code profiling tool
1937. method-combination-utilities
      Various utilities to make use and creation of custom method combinations easier
1938. method-versions
      A Common Lisp library for dispatching generic methods based on the value of a global parameter rather than on one of the required parameters
1939. mexpr
      mexpr is an Infix syntax library
1940. Mezzano
      Mezzano is an open-source operating system written in Common Lisp

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