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  OpenCV

  Open Source Computer Vision Library

  36,361 weekly downloads
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  GNS3

  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.

  24,785 weekly downloads
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  matplotlib

  Matplotlib is a python library for making publication quality plots using a syntax familiar to MATLAB users. Matplotlib uses numpy for numerics. Output formats include PDF, Postscript, SVG, and PNG, as well as screen display.

  14,957 weekly downloads
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  Numerical Python

  Numerical Python adds a fast and sophisticated array facility to the Python language. NumPy is the most recent and most actively supported package. Numarray and Numeric are no longer supported.

  12,701 weekly downloads
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  FreeCAD

  a parametric 3D CAD modeler

  11,502 weekly downloads
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  FreeImage

  FreeImage is a library project for developers who would like to support popular graphics image formats (PNG, JPEG, TIFF, BMP and others). Some highlights are: extremely simple in use, not limited to the local PC (unique FreeImageIO) and Plugin driven!

  5,885 weekly downloads
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  PyTables - Hierarchical datasets

  The goal of PyTables is to enable the end user to efficiently and easily manipulate large datasets (both homogenous, i.e. arrays, and heterogenous, i.e. tables) on a persistent, hierarchical way.

  3,001 weekly downloads
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  Brain Workshop

  Python implementation of the Dual N-Back mental exercise

  1,807 weekly downloads
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  K-3D

  K-3D is the free (as in freedom) 3d modeling, animation, and rendering system.

  1,769 weekly downloads
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  Avogadro

  Avogadro is an advanced molecular editor designed for cross-platform use in computational chemistry, molecular modeling, bioinformatics, materials science and related areas. It offers a flexible rendering framework and a powerful plugin architecture.

  1,410 weekly downloads
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  PyMOL Molecular Graphics System

  PyMOL is an OpenGL based molecular visualization system

  1,161 weekly downloads
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  Python Knowledge Engine (PyKE)

  Both forward-chaining and backward-chaining rules (which may include python code) are compiled into python. Can also automatically assemble python programs out of python functions which are attached to backward-chaining rules. See pyke.sourceforge.ne

  1,217 weekly downloads
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  SciDAVis

  SciDAVis is a user-friendly data analysis and visualization program primarily aimed at high-quality plotting of scientific data. It strives to combine an intuitive, easy-to-use graphical user interface with powerful features such as Python scriptability.

  676 weekly downloads
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  Open Dynamics Engine

  A free, industrial quality library for simulating articulated rigid body dynamics - for example ground vehicles, legged creatures, and moving objects in VR environments. It's fast, flexible & robust. Built-in collision detection.

  549 weekly downloads
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  Asymptote

  Asymptote is a powerful descriptive vector graphics language for technical drawing, inspired by MetaPost but with an improved C++-like syntax. Asymptote provides for figures the same high-quality typesetting that LaTeX does for scientific text.

  488 weekly downloads
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  QuantLib

  A quantitative finance C++ library for modeling, pricing, trading, and risk management in real-life. A cross-platform free/open-source tool for derivatives and financial engineering.

  527 weekly downloads
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  Gwyddion

  A data visualization and processing tool for scanning probe miscroscopy (SPM, i.e. AFM, STM, MFM, SNOM/NSOM, ...) and profilometry, useful also for general image and 2D data analysis.

  647 weekly downloads
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  QtiPlot

  QtiPlot is a free (GPL), user-friendly, platform independent data analysis and visualization application similar to the non-free Windows program Origin.

  826 weekly downloads
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  Gnuplot.py

  A Python interface to the gnuplot plotting program.

  367 weekly downloads
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  Simulation of Urban MObility

  SUMO is an open source, highly portable, microscopic and continuous road traffic simulation package designed to handle large road networks.

  473 weekly downloads
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  Fast Artificial Neural Network Library

  Fast Artificial Neural Network Library is a free open source neural network library, which implements multilayer artificial neural networks in C with support for both fully connected and sparsely connected networks. Cross-platform execution in both fixed and floating point are supported. It includes a framework for easy handling of training data sets. It is easy to use, versatile, well documented, and fast. Bindings to more than 15 programming languages are available. An easy to read introduction article and a reference manual accompanies the library with examples and recommendations on how to use the library. Several graphical user interfaces are also available for the library.

  515 weekly downloads
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  PyCAM

  Open Source CAM - Toolpath Generation for 3-Axis CNC machining

  378 weekly downloads
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  Scikit Learn

  Machine Learning framework in Python

  548 weekly downloads
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  The Timeline Project

  The Timeline Project aims to create a free, cross-platform application for displaying and navigating events on a timeline.

  313 weekly downloads
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  owfs and owhttpd

  Easy way to use the 1-wire sensors like temperature, voltage and more.

  236 weekly downloads

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