Johann 'Myrkraverk' Oskarsson is an internet developer. His technical skills range from PostgreSQL, C++, Java, and more programming languages to Unix, Linux, OpenIndiana, OpenVMS and more operating systems.

Johann has been developing for Linux since the year 2000, Solaris since 2006 and OS X since 2015. He has intimate knowledge of Posix and Unix/Linux internals.

He holds a check of 0x$1.00 from Dr. Knuth for a bug report in the book Digital Typography.