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Science
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A full-featured, high precision solar system simulator that calculates the gravitational interactions between all astronomical bodies, so that the motions of asteroids and comets are accurately simulated. Superb interactive 3D viewing is included.
Freeware,
Updated 24 December 2024
Downloads
1,641
1,641
Last week
1
1

BioSeqAnalyzer is a bioinformatics software tool for analyzing DNA and protein sequences. It runs under Microsoft Windows and provides a graphical user interface, making sequence analysis extremely easy.
Shareware,
Updated 4 November 2022
Downloads
288
288
Last week
1
1

SimSolar - Solar System Simulator for Windows. Includes easy-to-use display and controls, tilt and rotation options for easy viewing, options for scaled planet and orbit sizes, and over 150 years of range. Registered version includes much more!
Shareware,
Updated 29 June 2022
Downloads
320
320
Last week
1
1

An online random IQ test. A client program for interaction with the random games (adapted for appraisement of intelligence) server. Free licence codes can be gotten through the application info site.
Freeware,
Updated 4 July 2010
Downloads
199
199
Last week
1
1

3D Frame Library is a .dll library written in c#.net. It performs many types of analyses including static & dynamic with or without consideration of large deformations etc. It is very powerful, robust and reliable. Easy integration with your project.
Demo,
Updated 17 December 2017
Downloads
495
495
Last week
1
1

CYTSoft Psychrometric Calculator provides engineers and scientists with highly accurate thermodynamic properties of moist air based on real gas models.
Shareware,
Updated 6 January 2020
Downloads
349
349
Last week
1
1

Equation Illustrator V is designed to ease the production of single page handout type documents and web graphics that include math/chemical equations simple vector graphics and pictures.
Shareware,
Updated 13 February 2014
Downloads
219
219
Last week
1
1

www.DNABaser.com This tool will look for all FASTA files in the specified folder and will merge the content in a single Multi-FASTA file . Other software: Affordable DNA Baser is useful for assembly of DNA sequences and generation of contigs.
Freeware,
Updated 23 July 2021
Downloads
742
742
Last week
1
1

ABEW - Acid base equilibrium for Windows - Single acid or base solution - Salt hydrolysis - Mixture of acid + base - Buffer solution - Acid base titration (polyprotic acids titration) - 26 types of graphics - User Manual
Commercial,
Updated 25 January 2025
Downloads
249
249
Last week
2
2

Weather Defender is a software program that tracks weather in real-time with street-level accuracy. It works by connecting your desktop computer to a national network of radar and weather satellites, and continuously scanning for weather threats.
Demo,
Updated 28 January 2010
Downloads
183
183
Last week
1
1

HydroOffice is a comprehensive software package designed for hydrology, hydrogeology, meteorology and environmental engineers.
Freeware,
Updated 6 March 2015
Downloads
372
372
Last week
4
4

A utility unit operation to exchange material stream information between CAPE-OPEN compliant flowsheet simulation environments; information is stored in XML, so exchange with XML capable applications is also possible. Open source.
Freeware,
Updated 8 February 2023
Downloads
380
380
Last week
2
2

The SciLab CAPE-OPEN Unit Operation is a unit operation implementation for which the calculations can be entered in SciLab. Can be used in CAPE-OPEN compliant process simulators. Requires Scilab installation.
Shareware,
Updated 13 September 2023
Downloads
471
471
Last week
1
1

2008 Calendar Chinese New Year performs date conversion between the Gregorian Solar Calendar and the Chinese Lunar Calendar.
Freeware,
Updated 23 August 2024
Downloads
556
556
Last week
4
4

Can handle imperfect data, holes, re-gridding, etc. Can be used to import such attributes as pollution data, seismic hazard, geological information, customer/population distribution, etc.
Shareware,
Updated 17 April 2007
Downloads
420
420
Last week
1
1

StormPredator displays personal NEXRAD doppler radar images on a 3D GIS topographic maps. It has EXCLUSIVE GPS storm tracker & predictor tool, plus personal scan zone and a distance measuring tool. Email, pager/cell phone alert
Shareware,
Updated 23 February 2022
Downloads
588
588
Last week
2
2

Create your own custom sheets of graph paper. You have complete control over the graph characteristics.
Shareware,
Updated 13 November 2018
Downloads
731
731
Last week
1
1

An innovative earth simulation that combines an easy to navigate 3 dimensional globe with real-time weather, live earthquakes, webcams, volcanoes and current cloud formations. Great educational tool, a must have for avid weather watchers!
Shareware,
Updated 24 November 2014
Downloads
856
856
Last week
1
1

Gravit is a gravity simulator which runs under Linux, Windows and Mac OS X. It uses Newtonian physics. Although the main goal of Gravit is to be as accurate as possible, it also creates beautiful looking gravity patterns.
Freeware,
Updated 1 February 2015
Downloads
512
512
Last week
1
1

SurGe is a computer program which enables to generate a surface as an interpolation (approximation) function of two independent variables. Implements an interpolation / approximation method called ABOS.
Shareware,
Updated 18 January 2023
Downloads
63
63
Last week
2
2

ThreeDimSim is a powerful 3D mechanics simulation and rendering application. A 3D scene is defined by script using simple shapes and imported meshes from CAD files. Mechanics are simulated and rendered and can be analysed and exported.
Freeware,
Updated 25 May 2017
Downloads
540
540
Last week
2
2

Chemical database software for management of databases of any size, structure drawing, SDF import/export, duplicate removal, diversity analysis, chemical web server, combinatorial chemistry, prediction of LogP/LogC, and MASS/NMR/IR spectra management
Shareware,
Updated 1 June 2024
Downloads
449
449
Last week
1
1

Path finding algorithms are used for robotic navigation, route optimization and other applications. The program demonstrates path finding in the maze. It uses Depth-First Search algorithm and has two optional heuristic optimizations.
Freeware,
Updated 25 July 2019
Downloads
640
640
Last week
2
2

This application uses a highly flexible, general, finite element method for static and dynamic analysis of multi span beams, 2D Trusses and 2D Frames. It features a powerful, interactive and easy interface.
Demo,
Updated 30 April 2019
Downloads
498
498
Last week
1
1

An online random IQ test. A client program for interaction with the random games (adapted for appraisement of intelligence) server. Free licence codes can be gotten through the application info site.
Freeware,
Updated 17 December 2010
Downloads
288
288
Last week
2
2

Your data is imported into a grid and used to train a neural network. The input values are forced to swing beyond their limits. The output values are forecasted by the neural network.
Shareware,
Updated 3 July 2014
Downloads
303
303
Last week
2
2

Free Test of Intellect based on Color Lines game. There are complexity adjustment by number of colors and initial balls,precision setting,saving results through Internet and settings in the registry. It calculates average appraisal of intellect.
Freeware,
Updated 21 July 2014
Downloads
123
123
Last week
2
2

Takes the guesswork out of preparing for the FCC GROL, Radar & Ham Radio Exams. Drills on missed questions, till you know the answers backwards & forwards. Speeds up preparing for the exams. Easy to use. Creates practice tests.
Demo,
Updated 13 June 2016
Downloads
486
486
Last week
1
1

Asynx Planetarium is a easy to use planetarium program and solar system simulator. It can display the night sky from any location on earth and between the year 1760 and 9999. Perfect for students, kids and astronomy beginners. Try it, it's free !
Freeware,
Updated 19 September 2017
Downloads
417
417
Last week
1
1

Free Java Applet is a chemistry spreadsheet calculator - balances virtually any chemical equation and follows up with stoichiometry calculations as well as equillibrium calculations in spreadsheet fashion. Includes Tutorial. Demo at mathshowcase.com
Freeware,
Updated 1 August 2011
Downloads
189
189
Last week
4
4