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2D/3D CAD and design software for drawing and modelling wire grids, skin or solid bodies. Includes photo-realistic rendering functions and extensive integrated interfaces such as SAT, STEP, IGES, STL, Parasolid, CI, EPS, 3DS or DXF/DWG.

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Three programs for real-time measurement and analysis of acoustical systems. ARTA measures the impulse response, STEPS measures frequency and LIMP measures loudspeaker impedance.

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Live DVD Linux operating system based on Ubuntu with an emphasis on CAE (Computer Aided Engineering). Contains numerous applications for complex mathematical and physics calculations and 3D visualisation, based on the CAE applications Salomé and Code_Aster.

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Simulates 12 models of the cipher machine Enigma, as well as the Enigma Uhr on an HTML site with Javascript. Offers a total of 42 rotors, ten reflectors, three stators, two extra wheels and two drive mechanisms, which can be put in any combination. Includes the same adjustment capabilities as the original, switchable plugboard, with auto-verification and a monitor displaying the signal path.

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Laboratory Virtual Instrumentation Engineering Workbench is graphical programming jargon for an application that lets you measure, test, control and regulate data. It’s particularly suited to data capture and manipulation.

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Realistic 3D space-flight simulator.

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Augmented reality app for Android smartphones that displays which satellites are currently in orbit above the user. Simply point the camera upwards and all the satellites in that area of the sky are shown on the screen.

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Calculates the trajectory of objects such as projectiles, bullets, balls, rockets, landing capsules and electromagnetic rail guns. Fast and secure download from The H

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Classic sound-card oscillograph. Receives signals with a sampling rate of at least 44.1KHz and 16 bits from the computer’s sound card. The data source can be specified in the Windows Audio Mixer (microphone, line-in or wave). Fast and secure download from The H

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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 CAD program for expanding AutoCAD, SketchUp or AutoCAD LT. Offers extended editing functions based on handles, with direct access to a wide range of tools, such as those used for special lines, arcs, circles, Bezier curves and ellipses with a fixed ratio. Can open and store all DWG, DXF and DWF files from AutoCAD R14 (1997) to 2009. Pro version also available.

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Small CAD viewer for opening and printing DGN, DWG and DXF files. Uses MicroStation graphics engine to display 2D drawings and 3D CAD models. Offers zooming, panning and rotating functions, measures the distance between two points and determines the length of a line. Download requires registration.

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Collection of mini applications and charts for electronics enthusiasts.

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This tool enables you to calculate materials’ dead weight and snow and wind loads quickly and accurately in accordance with the European norms for six countries (Germany, Austria, Switzerland, Belgium, the Netherlands and Luxemburg). Can calculate the exact dead weights in 2D and 3D for a total of almost 24,000 materials.

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Toolkit for mechanical CAD, design verification, product data management, design communications and CAD productivity. Additional software for simulation, documentation, data organisation and version control is also available.

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Circuit simulator with a graphical user-interface. Illustrates how analogue and digital circuits work, and is mainly used in high-frequency circuit design to create simulation logs used for analysis. Fast and secure download from The H

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Editor with syntax highlighting for statistical programming language R. Fast and secure download from The H

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Geometry and algebra system that can be used in maths lessons to draw graphs of functions and create dynamic worksheets.

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Displays the position of satellites in real time, calculates their orbits and displays detailed information. Fast and secure download from The H

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Mapper for cataloguing knowledge and generating and storing ideas as mind maps. Fast and secure download from The H

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