PEAR-PHP says, PEAR is short for “PHP Extension and Application Repository” and is pronounced just like the fruit. The purpose of PEAR is to provide: (a) A structured library of open-sourced code for PHP users. (b) A system for code distribution and package maintenance. (c) A standard style for code written in PHP, specified here. (d) The PHP Foundation Classes (PFC), see more below. (d) The PHP Extension Community Library (PECL), see more below. (e) A web site, mailing lists and download mirrors to support the PHP/PEAR community. PEAR is a community-driven project with the PEAR Group as the governing body. The project has been founded by Stig S. Bakken in 1999 and quite a lot of people have joined the project since then. Read more.