CloudRepo
Public and Private Maven and Python (PyPi) repositories. Fully managed and highly available repository hosting.
linux windows osx bsd solaris commercial packaging artifacts java clojure scala groovy python pypi cloud maven sbt leiningen gradle ivy
Google Docs
A powerful document creation platform. Supports features such as: realtime collaboration, offline document editing, inline document comments, search and full differential changelog. Free for personal use, costs for commercial
documentation free commercial
Hackpad
A lightweight, markdown based, document creation platform packed full of features such as: realtime collaboration, offline document reading (via dropbox), in documment comments, search / tagging and full diff'd changelog. Private workspaces free for the first 5 users, Public workspaces always free.
documentation free commercial