Plack is a Perl web server gateway interface (PSGI) toolkit that provides a standard interface between web applications written in Perl and web servers. It includes reusable middleware, a reference PSGI server, handlers for connecting to different web servers like CGI and FastCGI, and tools for running and testing PSGI applications. Many popular Perl web frameworks have adapted to work with PSGI/P
![PSGI/Plack OSDC.TW](https://cdn-ak-scissors.b.st-hatena.com/image/square/d65781167500973c4476cd181d0b39696b22fc4c/height=288;version=1;width=512/https%3A%2F%2Fcdn.slidesharecdn.com%2Fss_thumbnails%2Fplack-osdctw-100424221517-phpapp02-thumbnail.jpg%3Fwidth%3D640%26height%3D640%26fit%3Dbounds)