
Avogadro
Molecular Graphics and Modelling System
guiqwt-tests-py2
you can use this applications to test all guiqwt features.
ghkl
hkl library graphical interface.
Simulation of Urban MObility
Road traffic Simulator
Gvb
Play with waves and vibrations
Gwyddion
SPM data visualization and analysis

hdfview
HDF4/5 Data Browser
IFRIT 3D Data Visualization
Visualize numerical simulations in 3D

Jmol
Molecular Viewer
form
Symbolic manipulation system

Oregano
Schematic, capture and simulation of electronic circuits
Paw++ (Physics Analysis Workstation)
Analyze and graphically present experimental data
Planets
A simple interactive program for playing with simulations of planetary systems

EDFviewer
Simple Viewer of ESRF Data Format files

Elementsinfo
Display X-ray fluorescence related atomic properties

Peakidentifier
Find the energy of X-ray spectral lines

PyMCA
Analyse X-ray Fluorescence data

PyMCA ROI tool
Region Of Interest imaging tool

ase-gui
Atomic Simulation Environment GUI
guidata-tests
you can use this applications to test all guidata features.
guiqwt-tests
you can use this applications to test all guiqwt features.
Sift
Signal and Image Filtering Tool (demo software based on guidata and guiqwt)

ShelXle
A Qt GUI for SHELX

Step
Simulate physics experiments

PyMca Postbatch
PyMca batch result analysis application
V_Sim
V_Sim visualizes atomic structures such as crystals, grain boundaries, molecules and so on.
XCrySDen
Crystalline and Molecular Structure Visualisation Program

fityk
Curve fitting (esp. peak fitting) and data analysis

ghemical
Molecular mechanics and quantum mechanics front-end for GNOME

GPeriodic
A program for looking up data of elements from the periodic table
Molrender
Graphically render 3D molecules

OpenBabel
Convert between many known molecule data formats

mca2EDF
Convert SPEC file format files to EDF format

PyMcabatch
Batch fitting of X-ray Fluorescence Spectra

PyMcapostbatch
PyMca batch result analysis application

PyMcaROItool
Handling datasets represented by three-dimensional arrays, like stacks of images or 2D maps of 1D spectra

ASE GUI
Atomic Simulation Environment GUI
guidata-tests-py2
you can use this applications to test all guidata features.
guidata-tests-py3
you can use this applications to test all guidata features.
guiqwt-tests-py3
you can use this applications to test all guiqwt features.

LabPlot2
LabPlot is a KDE-application for interactive graphing and analysis of scientific data.

QSpeakers
Simulate an optimizes common loudspeaker enclosures

IQmol
Visualize and animate molecules

Avogadro2
Advanced molecular editor

Elfelli
Calculate and visualize electic flux lines

SasView
Small Angle Scattering Analysis

Xcos
Hybrid simulator