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CLISP vs femtolisp

A side-by-side look at CLISP and femtolisp. For an in-depth review of either product, follow the links below.

CLISP

CLISP

Development

CLISP is a free, portable, open-source implementation of the Common Lisp programming language. It offers good performance, a foreign function interface, a scripting facility, and support for multithreading and Unicode.

common-lisplispprogramming-language
femtolisp

femtolisp

Development

Femtolisp is a minimal Lisp interpreter and scripting language implemented in C. It is focused on being lightweight, customizable, and easily embeddable into other applications. It has a small memory footprint and provides basic Lisp semantics.

lispinterpreterembeddablelightweight

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ManKai Common Lisp
Armed Bear Common Lisp
CMU Common Lisp