Common Lisp may have more libraries than you think. See: Quickdocs - the library documentation hosting for CL. the Awesome-cl list, a curated list of libraries. lisp-lang.org’s recommended libraries (from State of the CL ecosystem, 2015) Quicklisp is the de-facto package manager, but not the only tool.Some terminology first In the Common Lisp world, a package is a way of grouping symbols together and of providing encapsulation.