This is a simple wrapper around the excellent DTHTMLParser which is a bit easier to use by utilizing blocks. I retained its original license, because my work is miniscule. Just drop the four files in your project, add $(SDKROOT)/usr/include/libxml2, link to libxml2 and go - but don't forget to attribute.
dodikk/html-parser
Drop-dead simple HTML parser for Cocoa, both on iOS and OS X.
Objective-CBSD-2-Clause