Have you looked at the source code of the twiggy command in twiggy? (or, when a newer version is released via http://search.cpan.org/dist/Twiggy/script/twiggy)

That source code strongly suggests that the two are similar in functionality.

In reply to Re: "twiggy --listen :5000" equivalent to "plackup -s Twiggy -p 5000"? by Corion
in thread "twiggy --listen :5000" equivalent to "plackup -s Twiggy -p 5000"? by xtpu2

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