# List of applications/Science

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## Contents

# Mathematics

## Calculator

- Speedcrunch - A feature-rich scientific calculator.
- ExtCalc - A feature-rich scientific calculator.
- KAlgebra - calculator and 3D plot.
- Qalculate - calculator that recognises constants and units.

## Computer Algebra System

- Maxima - "Maple/Mathematica"-like program or its frontend wXMaxima.
- Sage - "Maple/Mathematica-like"-like program in python.

## Scientific or Technical Computing

- Matlab - Widely used for scientific computing and data processing (proprietary!).
- Octave - "Matlab"-like program or its frontend QtOctave.
- Freemat - "Matlab"-like program.
- Scilab - "Matlab"-like program.
- Euler - Mathematical programming environment like MatLab or Octave
- Englab - Cross-compile mathematical platform with a C like syntax.

## Statistics

- PSPP - Free SPSS implementation (Graphical:PSPPire).
- RKWard - Frontend for the statistical language R.

## Data Evaluation

- Fityk - Non-linear fitting of curves.
- QtiPlot - Similar & semi-compatible with "OriginLab".
- SciDavis - Similar to QtiPlot.
- LabPlot - Comparable to "OriginLab".
- ROOT - Data analysis program and library (originally for particle physics).
- GnuPlot - Command-line based plotting program.
- XmGrace - Plotting program with GUI.
- Extrema - Visualization and data analysis tool.
- Common Applications#Spreadsheets

# Chemistry and Biology

## Molecule Viewer

- Avogadro - Edit and view 3D molecule structures (also .pdb) and simulate.
- Ghemical - Edit and view 3D molecule structures (also .pdb) and simulate.
- Rasmol - View 3D molecule structures.
- Pymol - View 3D molecule structures.

## Molecule Drawing

- BkChem - Practical and goodlooking skeletal formula molecule drawing program.
- XDrawChem - Extensive skeletal formula molecule drawing program (incl. spectroscopy prediction).
- EasyChem - Simple skel]etal formula molecule drawing program.
- Chemtool - Skeletal formula molecule drawing program.

## Periodic Table

- Kalzium - Periodic table of the elements with molecule editor and equation solver (from KDE project).
- GElemental - Periodic table of the elements and additional information.

## Biochemistry

- Bioclipse - Aims to be a complete biochemistry office suite.

# Physics

## Electronics

- Qucs - Electronic circuit simulation.
- Oregano - Electronic circuit simulation.
- QElectroTech - Draw advanced electrical circuits.
- KiCad - Design schematics for printed circuit boards.
- KSimus - Logical circuits simulation.
- KLogic - Logical circuits simulation.

## Physics Simulation

- Code Aster - Simulation for civil and structural engineering.
- Step - Physics Simulation Educative physics simulation (KDE).

## Unit Conversion

- Convertall - Convert between different physical units.
- Gonvert - Convert between different physical units.