HyDro is available under the MIT license.
Please cite the paper below if you publish your research results based on HyDro.
Copyright (c) 2026 Hiroyuki Matsui
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
The program runs on any PCs with Java SE 6 (or newer) installed.
If Java is not installed on your PC, please install from www.java.com. (free of charge)
The latest version is 1.00 (July 18, 2013).
Program & Manual: HyDro100.zip (903 KB)
Same file can be used in any operating systems.
After download, please decompress the zip file. The zip file contains four files below.
HyDro.jar
HyDro.exe
HyDro_manual_japanese.pdf
HyDro_manual_english.pdf
sample.txt
Please double-click "HyDro.jar" or "HyDro.exe".
Please double-click "HyDro.jar".
In case the program did not start, please type the command below in command prompt.
javaw -jar (file path)\HyDro.jar