Open Source Scientific/Engineering Software

Florence is an extensible scalable on-screen virtual keyboard for GNOME that stays out of your way when not needed. You need it if you can't use a real keyboard either because of a handicap, broken keyboard or tablet PC but you can use a pointing devide.

Arabeyes is a Meta project that is aimed at fully supporting the Arabic language in the Unix/Linux environment. It is designed to be a central location to standardize the Arabization process. Arabeyes relies on voluntary contributions.

Xplanet is a solar system simulator which calculates accurate positions for the major planets and satellites. It displays multiple bodies, eclipse shadows, and customizable labels and markers.

Customizable weather widget

wxMathPlot is an add-on library for wxWidgets which provides a framework for easy plotting of mathematical functions, sampled data and generic 2D plots.

PythonCAD is a CAD package written, surprisingly enough, in Python using the PySide2 interface and python3. The PythonCAD project aims to produce a scriptable, open-source, easy to use CAD package (Cross Platforms)

Qalculate! is a multi-purpose desktop calculator for GNU/Linux (now ported to Mac via MacPorts). It is small and simple to use but with much power and versatility underneath. Features include customizable functions, units, arbitrary precision, plotting, and a user-friendly interface (GTK+). Qalculate! has now moved to GitHub (https://github.com/Qalculate). Get the latest version from http://qalculate.github.io/downloads.html.

TTCalc is an open source bignum mathematical calculator. It features arithmetical functions, trigonometric functions, inverse trigonometric functions, hyperbolic functions, inverse hyperbolic functions, logical operators, logarithms and so on.

An Qt based HP-41cx Emulator first based on Eric's NSIM-0.61 Project. Ported to C++ and extended by an graphical Qt-based User-interface. Since Oct.2014 I developed my own NUT-Core implementation which is quite different from Eric's one. I called it NewT in fact of the existing NewT NUT Hardware revival.

Three-dimensional file manager written in OpenGL to display the folders and their heirarchical in a more intuitive three-dimensional setting. Supports custimization of breadth, depth, colors, etc. Simple filtering capabilities as well.

This is a simple calculator written in C++ with the Qt framework, without any extra features. A program for minimalists.

wmweather+ will download the National Weather Serivce METAR bulletins; AVN, ETA, and MRF forecasts; and any weather map for display in a WindowMaker dockapp. Think wmweather with a smaller font, forecasts, a weather map, and a sky condition display.

GLTF/GLB Windows Shell Extension: This shell extension automatically adds thumbnail images to .glb files in Windows File Explorer and provides a right click menu option to generate a 3D preview image for .gltf files. Supports multi-file select and directory processing. Pre-built Windows x64 installer available at https://buymeacoffee.com/nathancrews/e/255640 LAS/LAZ Pointcloud Windows Shell Extension: This "quick viewer" shell extension provides a Windows File Explorer right click menu option to quickly generate 3D preview images for large and small .las and .laz files. (Disclaimer: Processing time depends on compute hardware) Typical processing time for 100mb .las is about 2 seconds. 25mb .laz file process in about the same times. Files are processed in parallel using available CPU cores. Pre-built Windows x64 installer available at https://buymeacoffee.com/nathancrews/e/255641

Simulation of water waves on the X Windows desktop. Windows and mouse are like ships on the sea. Each movement of these ends up in moving water waves. You can even have rain and/or storm stirring up the water.

Wings for NONMEM (wfn) is a set of DOS batch files and awk scripts to make the use of NONMEM more convenient. Simpler NONMEM execution: nmgo runname Extended control stream with user defined names for THETA(), etc. Automatic structured output ...

At rural colleges and similar settings, people form very distinct paths in the snow as they walk across open spaces. This program models that process. The evolving condition of the snow is displayed graphically. Snowpath may be used as a screensaver.

Step is an interactive physical simulation program for education. StepCore is a physical simulation library on which Step is based. Please refer to http://edu.kde.org/step for more details.

Driver support for 3D Controller Hardware. We hope to support SDL Input, DirectInput, and other major controller API's including game consoles and embedded systems.

Ksetiwatch monitors multiple SETI@home clients running on your computer or in your local network, and logs/manages completed work units. It is developed for the K Desktop Environment.

A tool for managing bibliographic databases (BibTeX, Refer,...) through an user friendly interface.

A simple scientific calculator for complex number calculation. It requires the GTK+ toolkit.

Organization for Free Software in Education and Teaching. Our goal is to develop free software for education with knowledge sharing as our main concern. We already have developed software as DrGeo, GCompris, DrGenius and the live CD freeduc.

This is a client/server/CORBA software aiming at solving partial differential equations.The server provides the solver while the client provides the input data and the handling of the output using a graphic library, vtk.

The Onyx Voice Control Panel is a voice-operated desktop control panel that can be configured to carryout multiple tasks at your voice command. Onyx is also loaded with a "dictation" mode that allows the computer's voice-responses to your commands.

GOK is an on-screen keyboard. An alternative to the mouse/keyboard input system (for unix-like systems with GNOME libraries.)