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Plack (software)
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<p>Plack is a <a href="/facts/Perl/fx31kjlT">Perl</a> <a href="/facts/Web_application_framework/8f1CVHDX">web application programming framework</a> inspired by <a href="/facts/Rack_(web_server_interface)/oBzvhNCp">Rack</a> for <a href="/facts/Ruby_(programming_language)/BeYSaPSR">Ruby</a> and <a href="/facts/Web_Server_Gateway_Interface/0TE0od63">WSGI</a> for <a href="/facts/Python_(programming_language)/YbuGqofa">Python</a>, and it is the project behind the <a href="/facts/PSGI/NmDvdgrt">PSGI</a> specification used by other frameworks such as <a href="/facts/Catalyst_(software)/2dX5uf0g">Catalyst</a> and <a href="/facts/Dancer_(software)/r5fcv1BH">Dancer</a>. Plack allows for testing of Perl web applications without a live web server. </p><p>Plackup is a <a href="/facts/Command_line_utility/Gkr3u58Y">command line utility</a> to run PSGI applications from the command line. </p>