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### A.2 Add-on packages

A large number of add-on packages have been written by various authors. These packages are not part of Emacs, but they are distributed as contributed packages with the separate release available at the Org-mode home page at http://orgmode.org. The list of contributed packages, along with documentation about each package, is maintained by the Worg project at http://orgmode.org/worg/org-contrib/.