Investigators, researchers or other analysts often have to get local copies of Facebook data. It can be necessary for a lot of reasons like submitting Facebook data as evidence, doing advanced offline analysis, etc. But Facebook interface has not been designed for that and does not provide printing or saving functions. Even for a user that want a copy of a conversation in his profile, there is no simple solution.
ExtractFace has been designed to help people to extract data from Facebook. It provides usefull functions to automate a lot of tasks that have to be done manually otherwise.