Current versions: Cairo 1.14.2 ICU 4.6.1 (With Apple's 10.7.4 updates) libxml2 2.8.0 libxslt 1.1.26 libjpeg 7.0 libpng 1.5.10 objc4 493.11 OpenCFLite 635.21 OpenSSL 1.0.1k Pixman 0.32.6 SQLite 3.7.7.1 zlib 1.2.7
Source archive of the build requirements for the WinCairo port of WebKit