» Arc Forum    Newbie-friendly community, because all Arc users are new to some extent. User forums with many threads. Open source, Perl Artistic License.    http://www.arclanguage.org/

» Arc    Lisp dialect by Paul Graham; readings in: design philosophy, lessons, why it isn't especially object-oriented, FAQ. Open source, Perl Artistic License.    http://www.paulgraham.com/arc.html

» Google Groups: LSharp    User community, forums with several threads.    http://groups.google.com/group/lsharp/

» L Sharp .NET    Lisp-like scripting language for .NET; uses Lisp dialect similar to Arc but tightly integrated with .NET Framework which has a rich set of libraries. Open source GPL.    http://www.lsharp.org/

» Rob Blackwell    Weblog on development, news, views, software experiments, by L Sharp author.    http://www.robblackwell.org.uk/

» Robert Morris    Page at Massachusetts Institute of Technology, Computer Science and Artificial Intelligence Laboratory (CSAIL), in the PDOS group, of main Arc coauthor. Contact information, list of publications, talks.    http://pdos.csail.mit.edu/~rtm/

» SourceForge.net: L Sharp    Project page, with downloads, repositories, forum.    http://sourceforge.net/projects/lsharp/

» Wikipedia: Paul Graham    Encyclopedia article, with links to many related topics.    http://en.wikipedia.org/wiki/Paul_Graham

» Wikipedia: Robert Tappan Morris    Encyclopedia article, with links to many related topics.    http://en.wikipedia.org/wiki/Robert_Tappan_Morris

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