php5-cgi 5.6.16+dfsg-1ubuntu1 (amd64 binary) in ubuntu xenial

 This package provides the /usr/lib/cgi-bin/php5 CGI interpreter built
 for use in Apache 2 with mod_actions, or any other CGI httpd that
 supports a similar mechanism. Note that MOST Apache users probably
 want the libapache2-mod-php5 package.
 .
 The following extensions are built in: bcmath bz2 calendar Core ctype date
 dba dom ereg exif fileinfo filter ftp gettext hash iconv libxml mbstring
 mhash openssl pcntl pcre Phar posix Reflection session shmop SimpleXML soap
 sockets SPL standard sysvmsg sysvsem sysvshm tokenizer wddx xml xmlreader
 xmlwriter zip zlib.
 .
 PHP (recursive acronym for PHP: Hypertext Preprocessor) is a widely-used
 open source general-purpose scripting language that is especially suited
 for web development and can be embedded into HTML.