Scientific/Engineering Software


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Scientific/Engineering Software

  • Open source. Easy to use. Proven. Complete. Open source. Easy to use. Proven. Complete. Icon
    Open source. Easy to use. Proven. Complete. Icon

    End to end big data that enables you to spend less time formatting data and more time analyzing it.

    Discover HPCC Systems - the truly open source big data solution that allows you to quickly process, analyze and understand large data sets, even data stored in massive, mixed-schema data lakes. Designed by data scientists, HPCC systems is a complete integrated solution from data ingestion and data processing to data delivery. The free online introductory courses and a robust developer community allow you to get started quickly.
  • Any Platform Anywhere: The Best Workflow Software Any Platform Anywhere: The Best Workflow Software Icon
    Any Platform Anywhere: The Best Workflow Software Icon

    Empower employees to improve their productivity with nocode process automation tools.

    Most people intuitively understand how workflows can streamline and speed up their business processes, integrate systems and route content to the right people. While every business has different needs, requirements and goals, workflow automation can help everyone. Whether you’re a company of 500 or 5,000, based in the cloud or on-premises, workflow automation can help maximize the efficiency of your business processes.
  • Sweet Home 3D Icon

    Sweet Home 3D

    An interior design application to draw house plans & arrange furniture

    Sweet Home 3D is an interior design application that helps you to quickly draw the floor plan of your house, arrange furniture on it, and visit the results in 3D.

  • LibreCAD Icon


    Cross-platform Open-source 2D CAD

    LibreCAD is an open-source cross-platform 2D CAD program, which is translated in over 30 languages. LibreCAD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. License: Source: Track the latest development: Create bug reports and feature requests: Get help: - -

  • Stellarium Icon


    A planetarium software that shows a 3D simulation of the night sky

    Stellarium renders 3D photo-realistic skies in real time with OpenGL. It displays stars, constellations, planets, nebulae and others things like ground, landscape, atmosphere, etc.

  • GNS3 Icon


    A graphical network simulator to design and configure virtual networks

    GNS3 is a graphical network simulator that allows you to design complex network topologies. You may run simulations or configure devices ranging from simple workstations to powerful Cisco routers. It is based on Dynamips, Pemu/Qemu and Dynagen. Go to for last releases.

  • gretl Icon


    A cross-platform statistical package for econometric analysis

    gretl is a cross-platform software package for econometric analysis, written in the C programming language.

  • The First VoIP Communications Cloud in the World The First VoIP Communications Cloud in the World Icon
    The First VoIP Communications Cloud in the World Icon

    The Smarter Business Phone Solution

    • Powerful Unified Communication Features
    • Fast, Easy, Free Setup & Install
    • Trusted by 47,000+ Companies in 100 Countries
  • Jmol Icon


    An interactive viewer for three-dimensional chemical structures.

    Over 10,000,000 page views! Jmol/JSmol is a molecular viewer for 3D chemical structures that runs in four independent modes: an HTML5-only web application utilizing jQuery, a Java applet, a stand-alone Java program (Jmol.jar), and a "headless" server-side component (JmolData.jar). Jmol can read many file types, including PDB, CIF, SDF, MOL, PyMOL PSE files, and Spartan files, as well as output from Gaussian, GAMESS, MOPAC, VASP, CRYSTAL, CASTEP, QuantumEspresso, VMD, and many other quantum chemistry programs. Files can be transferred directly from several databases, including RCSB, EDS, NCI, PubChem, and MaterialsProject. Multiple files can be loaded and compared. A rich scripting language and a well-developed web API allow easy customization of the user interface. Features include interactive animation and linear morphing. Jmol interfaces well with JSpecView for spectroscopy, JSME for 2D->3D conversion, POV-Ray for images, and CAD programs for 3D printing (VRML export).

  • Quite Universal Circuit Simulator Icon

    Quite Universal Circuit Simulator

    A circuit simulator with graphical user interface (GUI)

    Qucs is a circuit simulator with graphical user interface. The software aims to support all kinds of circuit simulation types, e.g. DC, AC, S-parameter, Transient, Noise and Harmonic Balance analysis. Pure digital simulations are also supported.

  • wxMaxima Icon


    Cross platform GUI for Maxima

    wxMaxima is a cross-platform graphical front-end for the computer algebra system Maxima based on wxWidgets. It provides nice display of mathematical output and easy access to Maxima functions through menus and dialogs.

  • Terra Incognita Icon

    Terra Incognita

    GPS mapping and management software

    Program for downloading web source maps or local files maps for various programs or GPS devices. Terra Incognita™ main features: navigating through map by simple clicking generating OziExplorer, Kmz, JNX, GPSdash or TrekBuddy calibrated map file possibility to use many web map sources Google Maps™, Bing™, Open street map ... managing of waypoints or tracks saved in gpx and many other formats selected user defined map area for saving simplified and easy user interface downloading and saving maps on background automatic split of very large areas to many smaller map files

  • Rigs of Rods Icon

    Rigs of Rods

    A 3D simulator game where you can drive, fly, and sail

    Rigs of Rods is a 3D simulator game where you can drive, fly and sail various vehicles using an accurate and unique soft-body physics engine. Since 2014, the development continued at UPDATE: 10/30/2016: removed opencandy installers, replaced with zip files.

  • Monitor Your Most Critical Cloud & SaaS Applications Monitor Your Most Critical Cloud & SaaS Applications Icon
    Monitor Your Most Critical Cloud & SaaS Applications Icon

    Get insights into the performance of applications and services such as AWS, Salesforce, Office 365 and WebEx.

    With a view into both web and network health, you'll be able to pinpoint the cause of an outage instantly, whether it's within your network, a provider's network or the SaaS application. Save time, track SLAs and clear tickets faster.
    Are you involved with your company's network performance/operations team?
    Try It FREE!
  • EdytorNC Icon


    EdytorNC is text editor for CNC programmers. Some features : bolt holes calculation; solutions of triangles calculation; speed, feed calculation; conversion inch/mm, mm/inch; code colouring; RS232 data transmission with automatic file saving and possibility to download new CNC program directly from machine (beta function, look in tool tips in serial port configuration dialog). Clipboard to keep texts from system clipboard.

  • Graph Icon


    Graph is a program used for drawing graphs of mathematical functions. It is easy to use while having a lot of features and settings. Official web site is located at

  • IAW Scan 2 Icon

    IAW Scan 2

    Diagnostic application for Magneti-Marelli IAW 8F/16F/18F/04K ECUs written in C# for .NET 2.0

  • CARE2X - Integrated Hospital Info System Icon

    CARE2X - Integrated Hospital Info System

    Integrated Hospital Information System. PHP,mySQL,PostgreSQL. Surgery, Nursing,Outpatient,Wards,Labs, Pharmacy, Security,Admission,Schedulers, Repair, Communication & more. Multilanguage, WYSIWYG forms, userconfig, embedded workbots. Modular & scalab

  • NavIt Icon


    Modular, touch screen friendly navigation system with GPS tracking, realtime routing engine and support for various vector map formats. Works on a wide range of devices, from computers to smartphones.

  • OSGeo Live Icon

    OSGeo Live

    Bootable linux distro for Geospatial Applications

    OSGeo-Live is a self-contained bootable DVD, USB thumb drive or Virtual Machine based on Lubuntu that allows you to try a wide variety of open source geospatial software without installing anything. It is composed entirely of free software, allowing it to be freely distributed, duplicated and passed around. It provides pre-configured applications for a range of geospatial use cases, including storage, publishing, viewing, analysis and manipulation of data. It also contains sample datasets and documentation.

    Downloads: 361 This Week Last Update: See Project
  • XDrawChem

    XDrawChem is an application for chemistry drawing and analysis.

    XDrawChem is an application for drawing and analyzing chemical structures and reactions. Please visit the website for full details. Download source and binary releases here, and clone the source from GitHub at the external link above.

  • OpenOrienteering Icon


    Former project page


  • CatMDEdit - metadata editor Icon

    CatMDEdit - metadata editor

    CatMDEdit is a metadata editor tool for describing resources, mainly geographic information. Developed by IAAA (University of Zaragoza) and GeoSpatiumLab S.L., sponsored by IGN Spain. Technical details: Java, XML, multiplatform, multilingual.

  • Speech Recognition SkryBot in Polish  Icon

    Speech Recognition SkryBot in Polish

    speech recognition software for Polish language

    Software for speech recognition in Polish language. Large vocabulary continuous speech recognition (LVCSR) and Commands. SkryBot recognises speech in Polish language and changes it into text by using: 1.microphone, 2.sound files (turned off in demo version). SkryBot recognises dictated speech and converts it into text. This means, that if you speak to the microphone or you use earlier recorded sound file, SkryBot will change it into text. SkryBot offers you: 1. audio conversion and cutting sound files into smaller ones, 2. searching for words or phrases in sound files (recognised by SkryBot), 3. editing sound files and automatic cutting off long silence parts in the recording, 4. improving accuracy of recognition. Versions of SkryBot: 1. SkryBot Prawo - for courts, lawyers, police, 2. SkryBot Administracyjny - for civil and government administration, 3. SkryBot Medycyna Rodzinna - for doctors, hospitals.

  • GpsMid Icon


    Java Midlet to use OpenStreetMap data on a J2ME ready Mobile. Displays a moving map using external or internal GPS, shows the street name on which you are. There is Navigation support for car drivers, bicyclists and pedestrians plus many more ...

  • TTCalc - a mathematical calculator Icon

    TTCalc - a mathematical calculator

    TTCalc is an open source bignum mathematical calculator. It features arithmetical functions, trigonometric functions, inverse trigonometric functions, hyperbolic functions, inverse hyperbolic functions, logical operators, logarithms and so on.

  • DragMath

    DragMath is a drag and drop equation editor in the form of a Java applet. Once an expression is created the user can convert it into a variety of different linear syntax for mathematics, including MathML, LaTeX, Maple, Maxima or any user defined style. PLEASE NOTE: active code development has moved to GitHub.

  • Prune GPS tool

    GpsPrune is a java application to view and manage coordinate data, eg from GPS units. With it you can load a variety of text and Xml formats, view the data (in 2d and 3d), edit and convert the data, correlate photos and audio, create charts and more.

  • RKWard - GUI for R

    ##### RKWard has moved! ##### Find the most recent news and downloads at . RKWard aims to provide an easily extensible, easy to use IDE/GUI for R. RKWard tries to combine the power of the R-language with the (relative) ease of use of commercial statistics tools.

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