Peropesis 2.2 Linux OS is released. In the new edition part of the old software was updated and a few new packages was installed. The newly installed tools are mainly intended for software development purposes. New software installed: 1. bison 3.8.2. GNU bison, is a parser generator, that generates LALR parsers. It can also generate canonical LR, IELR and GLR parsers. 2. gettext 0.22. GNU gettext is a software package, that containing tools, that commonly used for writing multilingual programs. 3. gperf 3.1. GNU gperf is a program that generates perfect hash functions for sets of key words. 4. texinfo 7.0.3. The GNU texinfo software package contains programs for writing, reading and converting info pages. Note. In the Peropesis 2.2 filesystem there is not distributed the GNU software documentation, available as info pages (/usr/share/info). 5. linux GPU drivers (drivers/gpu). These drivers are designed to serve for graphics processing units.