Mjograph can create X-Y graphs, it is a Java based X-Y graph editor. It is well customized for researchers, especially in the field of science, whose research work includes computer simulations and visualization of their numerical results, and it does free you from every single troublesome operation.
Features:
1. Simple and Intuitive GUI
2. High Quality Outputs, Export as EPS, PNG formats
3. As a Simulation Tool
4. LaTeX Integrated

Requirements:
* Java

The license of this software is Free, you can free download and free use this graphing software.