Portable software for cloud, local, and portable USB drives
PortableApps.com is the world's most popular portable software solution allowing you to take your favorite Windows software with you. It works on any cloud drive folder (Dropbox, Google Drive, OneDrive, etc), on any portable storage device (USB flash drive, memory card, portable hard drive, etc), or from your local hard drive. With millions of users all over the world and a full collection of open source software (as well as freeware and commercial software), PortableApps is the most complete solution for life on the go. PortableApps.com was founded by John T. Haller, whose Portable Firefox started the portable software trend. We've been making software portable since March 2004. Today, our team stands at nearly 100 developers, translators, application packagers, designers, and release testers. Our goal is to centralize the knowledge and development of portable software efforts and build a single, open platform that any software or hardware developer can use.
A free and reliable P2P BitTorrent client
An advanced and multi-platform BitTorrent client with a nice Qt user interface as well as a Web UI for remote control and an integrated search engine. qBittorrent aims to meet the needs of most users while using as little CPU and memory as possible.
Powerful desktop publishing software
Scribus is an Open Source program that brings professional page layout to Linux, BSD UNIX, Solaris, OpenIndiana, GNU/Hurd, Mac OS X, OS/2 Warp 4, eComStation, and Windows desktops with a combination of press-ready output and new approaches to page design. Underneath a modern and user-friendly interface, Scribus supports professional publishing features, such as color separations, CMYK and spot colors, ICC color management, and versatile PDF creation.
Hewlett-Packard's Linux imaging and printing software
The Hewlett-Packard Linux Imaging and Printing Project provides a unified single and multi-function connectivity solution for Linux. For support and help, please visit https://launchpad.net/hplip
A powerful, cross platform, SQL database system
Firebird RDBMS offers ANSI SQL features & runs on Linux, Windows & several Unix platforms. Features excellent concurrency & performance & powerful stored procedure & trigger language. WEBSITE link is below, TRACKER is http://tracker.firebirdsql.org
Antivirus software with virus scanning and virus definition updates
Looking for free Open Source Antivirus for Windows? Download ClamWin Free Antivirus and get free virus scanning and free virus definition updates. Free Antivirus software for Windows, using the well-respected ClamAV scanning engine. Includes virus scanner, scheduler, virus database updates, context menu integration to MS Windows Explorer and Add-in to MS Outlook. Also features easy setup program.
a parametric 3D CAD modeler
WARNING: FreeCAD has moved! FreeCAD code and release files are now hosted on github at https://github.com/FreeCAD/FreeCAD Only older files and code are available here. FreeCAD is a general purpose feature-based, parametric 3D modeler for CAD, MCAD, CAx, CAE and PLM, aimed directly at mechanical engineering and product design but also fits a wider range of uses in engineering, such as architecture or other engineering specialties. It is 100% Open Source and extremely modular, allowing for very advanced extension and customization. FreeCAD is based on OpenCasCade, a powerful geometry kernel, features an Open Inventor-compliant 3D scene representation model provided by the Coin 3D library, and a broad Python API. The interface is built with Qt. FreeCAD runs exactly the same way on Windows, Mac OSX and Linux platforms.
An intuitive molecular editor and visualization tool
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.
A comprehensive software suite for reading barcodes. Supports EAN/UPC, Code 128, Code 39, Interleaved 2 of 5 and QR Code. Includes libraries and applications for decoding captured barcode images and using a video device (eg, webcam) as a barcode scanner.
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.
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!
SUMO is a microscopic road traffic simulation.
SUMO is an open source, highly portable, microscopic and continuous road traffic simulation package designed to handle large road networks. It allows for intermodal simulation including pedestrians and comes with a large set of tools for scenario creation. Please note that code and issue tracker are now at https://github.com/DLR-TS/sumo/
A full featured cross-platform image library
Developer's Image Library (DevIL) is a cross-platform image library utilizing a simple syntax to load, save, convert, manipulate, filter and display a variety of images with ease.
4X Space Strategy Game
FreeOrion is a free and open source community-developed 4X turn-based galactic empire strategy game.
PAGE is a drag-and-drop GUI generator for Python and Tkinter aimed at building Python modules which can display a relatively simple GUI constructed from Tk and ttk widget sets using the Place Geometry Manager.
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.
Flipbook, Image Viewer and Audio-Video Player
A video player, interactive image viewer, and flipbook for use in VFX, 3D computer graphics and professional illustration.
K-3D is the free (as in freedom) 3d modeling, animation, and rendering system.
Caesium reduces the size of your picture up to 90%, preserving the original visual quality. Allows you to save a lot of space and easily upload your pictures on the web in a moment. The software is user-friendly with a simple and clear interface.
Realism Invictus mod for Civilization IV
Realism Invictus is a mod for Civilization IV with over a decade of development.
2D & 3D TeX-Aware Vector Graphics Language
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.
Free, open source screen reader for Windows
A free and open source screen reader for the Microsoft Windows operating system.
OxygenOffice Professional(OOOP, O2OP)is an enhanced version of free OpenOffice.org what is a multi-platform office productivity suite.OxygenOffice Professional contains more extras like templates, cliparts, samples, fonts and VBA support. Get 3.2.1
Source Navigator NG is a source code analysis tool. With it, you can edit your source code, display relationships between classes and functions and members, and display call trees. You can navigate your source code and easily get to declarations or implementations of functions, variables and macros (commonly called "symbols") which helps you discovering and mapping unknown source code for enhancement or maintenance tasks.
Rise of Mankind: A New Dawn is an expansion for the popular Civilization 4 mod, Rise of Mankind.