IndieWeb by Myles Braithwaite
IndieWeb is a set of principles and building blocks for you to independently maintain your social data on your own web domains rather than on large, centralized social networking services. Myles' will be disucssing how to setup your own IndieWeb compitable website.
GitAnnex by Chris Browne
git annex is a file synchronizer that uses Git to manage its metadata and to help provide synchronization infrastructure. I'll give an introduction and description of some common use cases.
Unison by Alex Volkov
Unison is a file synchronizer fior OSX, Unix and windows, it allows two replicas of a file or files to be changed independently, then brought up to date by propagating changes. I'll give a short introduction and common use cases for the program.