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ORIPA is a drawing software dedicated to designing the crease patterns of origami. The unique feature of ORIPA is calculation of the folded shape from the pattern.

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ORIPA: Origami Pattern Editor

ORIPA is a drawing software dedicated to designing the crease patterns of origami. The unique feature of ORIPA is calculation of the folded shape from the pattern.

The first version of ORIPA was released in 2005. ORIPA was made open source in 2012, and was pushed to Github in 2013.

To find out more about using the software, visit the ORIPA project's website.

Functionalities

  • Various methods to input lines.
  • You can save your crease pattern as a JPG or PNG image file.
  • Cut by Ctrl + x or copy by Ctrl + c, paste by clicking left mouse button. On pasting mode, you can select the origin vertex by pressing Ctrl key.
  • Undo by pressing Ctrl + z or clicking right mouse button.
  • Redo by pressing Ctrl + y.
  • You can select multi-lines by Dragging.
  • On delete-line mode, you can delete multi-lines by Dragging.
  • The folded shape can be saved as SVG. In the output, each face keeps the pre-creases (Auxiliary lines) on it.

Download

You can download the executable jar file at the release page

To run ORIPA, you need install JDK 11 or above.

Once downloaded, to run ORIPA in a terminal just run:

java -jar ./oripa-1.50.jar

Next challenge(s)

  • Dividing lines by an input circle.
  • Enlarging selected lines.
  • Importing other crease pattern.
  • Drawing copyright on saved picture.
  • Screenshot of folded model.

The original read-me text by MITANI Jun:

ORIPA v0.35 (2012/06/17) by Jun Mitani (jmitani@gmail.com)

Distribution version

Contents:

  • source code folder (file encoding: UTF-8);
  • ORIPA jar file;
  • ORIPA User Manual;

Source code is written in Java for JRE1.7. Java3D is required.

Copyright (C) 2005-2009 Jun Mitani http://mitani.cs.tsukuba.ac.jp/

This program 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.

This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.

Acknowledgments

I appreciate the help received from Hugo Alves Akitaya for releasing the source codes.

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ORIPA is a drawing software dedicated to designing the crease patterns of origami. The unique feature of ORIPA is calculation of the folded shape from the pattern.

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