FunBlocker removes posts based in post links, it is really useful to remove Facebook reshares from pages you do not want to follow.
FunBlocker removes annoying posts from your Facebook timeline, based in links content. For example, you can just add the word "drugstore" to remove all posts with this word in post links.
Some blocks was already defined, but you can add or remove words in extension options, in context menu (right click button in any Facebook link) or hover the mouse in a Facebook page link to just click in "FunBlocker" button.
FunBlocker is an open source project, you can look all the code here: http://github.com/iurisilvio/FunBlocker