Perl

 Perl  is a programming language used by a handful of IndieWeb projects and personal sites.

IndieWeb examples
Examples of IndieWeb community members who use Perl on their personal sites:

Jason McIntosh
's blog, Fogknife, uses Plerd, his own Perl-based static site generator capable of sending and receiving webmentions.

His personal site, https://jmac.org, makes use of Mason, a Perl-based dynamic templating engine.

Tim Bray
See: https://twitter.com/timbray/status/1101368525589893121

"I use 2500 lines of Perl that I wrote in a 20-hour-a-day spasm in the fall of 2002. I’d probably pay the digital equivalent of GotJunk dot com to haul it away if there were a good alternative." @timbray March 1, 2019

Libraries
These libraries implement IndieWeb building blocks for use in Perl programs:


 * Web::Mention by
 * Web::Microformats2 by