Lotus Notes (IBM, 1989). Social media before its time, this client-server package included chat, blogging, micro-blogging, and forums as well as email, calendars, to-do lists, and lots more that we’d nowadays recognize as lifehacking. Not the sexiest pick for this list perhaps, but we couldn’t imagine computers without all the things Lotus Notes did.
The US Library of Congress annually compile a list of the most influential films and music and publish them in National Film Registry and National Recording Registry. Lately the idea of compiling a similar list for software was raised at a meeting sponsored by the library.
Matthew Kirsenbaum has published his proposal for such a list on the “Slate” website. Read his full list here!