Homebrew/homebrew-php — pull request #1228 by SimonSimCity (2014-07-02 08:18:13+00:00)
Title: Add extension YAC (Yet Another Cache, developed by Xinchen Hui - laruence)

Added a new extension to php - yac, which can be seen as a replacement for APC.

It's currently not compatible with PHP 5.6.0RC1, but there's an issue in the yac-repository for that.