This is a distribution of Org Mode, a major mode for keeping notes, authoring documents, computational notebooks, literate programming, maintaining to-do lists, planning projects, and more — in a fast and effective plain text system.
Check the Org Mode website for more.
Org is part of GNU Emacs: you probably don’t need to install it.
To install a more recent version, please do it from GNU ELPA by
running this command: M-x package-install RET org RET
Org is part of GNU Emacs and GNU Emacs is part of the GNU Operating System, developed by the GNU Project.
If you are the author of an awesome program and want to join us in writing Free (libre) Software, please consider making it an official GNU program and become a GNU Maintainer. Instructions on how to do this are here http://www.gnu.org/help/evaluation.
Don’t have a program to contribute? Look at all the other ways to help: https://www.gnu.org/help/help.html.
And to learn more about Free (libre) Software in general, please read and share this page: https://gnu.org/philosophy/free-sw.html
Org-mode is published under the GNU GPLv3 license or any later version, the same as GNU Emacs.
Org-mode is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
GNU Emacs is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Org mode. If not, see https://www.gnu.org/licenses/.