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Impressive astro simulation. Allows you to fly through space, from the planets in the solar system out to the local group of galaxies. Requires OpenGL driver.

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2D and 3D CAD software for mechanical engineering. Available as advanced versions (Professional, Expert).

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Professional software for statistical analysis of data. Uses common statistical processes and displays the results in graphical form.

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3D and 2D CAD viewer and converter that imports and converts native CATIA V4/V5, Pro/E, Inventor, STEP, IGS, VDA, SAT, STL, VRML, DXF and DWG files. Provides dimensioning, sections, explosions, animations and 3D PDF export.

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Data-mining software (formerly YALE) for analysing large data volumes. Provides more than 400 operators for revealing the links between data. Displays the results and imports current data-mining formats, Excel tables, SPSS files and data records from all commonly used databases.

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Assists in creating, managing and conducting online surveys. Is installed on a seperate server and controlled via a web interface. Imports TXT, CSV or XLS files. Exports TXT, CSV, XLS and SPSS command files. Formerly PHPSurveyor.

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Allows complex mathematical calculations and simulations. Uses mathematical functions to solve problems in the engineering, finance, mathematics, actuarial, statistics, physics, chemical computing and scientific fields. As well as the standard licence, cheaper licences for students and teachers are available. Registration is necessary before downloading.

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Carries out eight-channel audio spectrum analyses in real time for measuring data from analogue-to-digital (ADC) converters of the sound card, including FFT spectrum, frequency, volume and voltage, as well as the progression of electrical voltages using an oscillograph. Fast and secure download from The H

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Lightweight alternative to Google Earth, also runs on older computers. Displays the earth as globe, flat map or Mercator projection and offers several views such as street maps and satellite images. Clicking on place names or landmarks produces the corresponding Wikipedia article.

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CAD application for design studios, design models and detailed designs. Includes a drag-and-drop element system and functions for modelling volume, surface and free-form surfaces. Supports 3DS, AVI, BMP, DWG, DXF, GIF and VRML formats.

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Virtual star map for Android smartphones. After pointing the mobile’s camera towards the sky, the app displays those constellations in line of sight. Calculates the current position of all stars and planets visible from Earth in real time by using GPS technology and 3D Universe.

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Graphical user interface for the R programming language with a strong focus on statistical evaluations. The language syntax can also be extended and displayed. Contains a data editor and an object browser, and exports the statistical results in HTML format. Fast and secure download from The H

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Converts DWG, DXF and DWF to SVG, in batches. Doesn’t require AutoCAD. Versions for converting to image, PDF and WMF files also available.

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