Kwik 4.0.6 release notes New installler scripts by Kwiksher instead of ZXPInstaller. You can continue to use ZXPInstaller if you like. http://kwiksher.com/doc/kwik/toolset/installation_and_setup/installing_kwik.html Kwik4_installer_mac.app Kwik4_installer_win.bat New Proxy setting in License activation tab Fix Bookshelf In App Purchase The sample projects are updated. Here is download link http://kwiksher.com/tutorials/Kwik4/BookShelf.zip About debug mode tips and build.settings at the end of the following tutorial pages. It needs NSExceptionDomains and Goole API License http://kwiksher.com/doc/tutorials/kwik/bookshelf/bookshelf_pages_steps.html http://kwiksher.com/doc/tutorials/kwik/bookshelf/bookshelf_embedded_steps.html http://kwiksher.com/doc/tutorials/kwik/bookshelf/bookshelf_tmplt_steps.html FIX: playAnimation FIX: Group Anchor for Linear Animation FIX: filter transition nil check FIX: removed unnessary files from sample project inside Kwik4 https://github.com/kwiksher/blog/master/kwik_4_0_6.mdMarkdown with by wp-gfm