A free file archiver for extremely high compression
7-Zip is a file archiver with a high compression ratio. You can use 7-Zip on any computer, including a computer in a commercial organization. You don't need to register or pay for 7-Zip. 7-Zip works for Windows 7, Vista, XP, 2008, 2003, 2000, NT, ME, and 98. And there is a port of the command line version to Linux/Unix. Most of the source code is under the GNU LGPL license. The unRAR code is under a mixed license with GNU LGPL + unRAR restrictions. Check the license for details.
SAGA - System for Automated Geoscientific Analyses - is a Geographic Information System (GIS) software with immense capabilities for geodata processing and analysis. SAGA is programmed in the object oriented C++ language and supports the implementation of new functions with a very effective Application Programming Interface (API). Functions are organised as modules in framework independent Module Libraries and can be accessed via SAGA’s Graphical User Interface (GUI) or various scripting environments (shell scripts, Python, R, ...). Please provide the following reference in your work if you are using SAGA: Conrad, O., Bechtel, B., Bock, M., Dietrich, H., Fischer, E., Gerlitz, L., Wehberg, J., Wichmann, V., and Boehner, J. (2015): System for Automated Geoscientific Analyses (SAGA) v. 2.1.4. Geosci. Model Dev., 8, 1991-2007, doi:10.5194/gmd-8-1991-2015. http://www.geosci-model-dev.net/8/1991/2015/gmd-8-1991-2015.html.
Rapid applications development tool and libraries for FPC
The Lazarus IDE is a stable and feature rich visual programming environment for the FreePascal Compiler. It supports the creation of self-standing graphical and console applications and runs on Linux, FreeBSD, MacOSX and Windows.
[Important] The project moved to GitHub. Please use the following GitHub project page from now on: https://github.com/twain/twain-dsm The home of the TWAIN Data Source Manager (DSM). The DSM manages the interactions between TWAIN applications and TWAIN Data Sources for the acquisition of images from scanners and cameras. This DSM is open source software and uses LGPL licenses.
A pure-Python library for performing client operations using the WBEM CIM-XML protocol. Attention: This project has been moved to http://pywbem.github.io
.NET c# directshow lib, capture and playback using c# and directshow
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.
Free 32/64/16-bit multi-platform Pascal and Object Pascal compiler
A 32/64/16-bit Pascal compiler for Win32/64/CE, Linux, Mac OS X/iOS, FreeBSD, OS/2, Game Boy Advance, Nintendo NDS and DOS; semantically compatible with Delphi, Borland Pascal and Mac Pascal (partially) with extra features, e.g. operator overloading.
Great Cow BASIC is an open-source BASIC compiler for 8 bit Microchip PIC and Atmel AVR microcontrollers. Also included in the project is Great Cow Graphical BASIC, an icon based editor for GCBASIC programs. The latest release is September 2017. We are even closer to v1.00 release!! Please see the download section for your options. We have a Graphical IDE and textual IDE, we have just the compiler and we have a minimal install - it is your choice. Please see the homepage here: http://gcbasic.sourceforge.net and also see http://gcbasic.sourceforge.net/download.html for other Great Cow Basic download options.
Double Commander is a cross platform open source file manager with two panels side by side. It is inspired by Total Commander and features some new ideas.
A free COBOL compiler
GnuCOBOL (formerly OpenCOBOL) is a free COBOL compiler. cobc translates COBOL source to executable using intermediate C, designated C compiler and linker. OpenCOBOL 1.1 became GNU Cobol 1.1 in 2013. GnuCOBOL 2.2 is the latest, version 3.0 is on its way. A programmer's guide, by Gary Cutler and Vincent Coen, is indexed at https://open-cobol.sourceforge.io together with more documentation. OpenCOBOL was written by Keisuke Nishida and Roger While, from 2001 to 2012. GnuCOBOL is also authored by Simon Sobisch, Ron Norman, Edward Hart, Sergey Kashyrin, Dave Pitts and Brian Tiffin. Others listed in the AUTHORS and THANKS files. Copyright 2001-2018 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the FSF; either version 3, or (at your option) any later version. The libcob run time support source tree is licensed LGPL.
.NET port of the excellent Java Hibernate which provides Object/Relational mapping to persist objects in a relational database.
Mixed Integer Linear Programming (MILP) solver
Mixed Integer Linear Programming (MILP) solver lp_solve solves pure linear, (mixed) integer/binary, semi-cont and special ordered sets (SOS) models.lp_solve is written in ANSI C and can be compiled on many different platforms like Linux and WINDOWS
TinyCAD is a program for drawing electrical circuit diagrams commonly known as schematic drawings. It supports standard and custom symbol libraries. It supports PCB layout programs with several netlist formats and can also produce SPICE simulation netlists. It is also often used to draw one-line diagrams, block diagrams, and presentation drawings.
OpenSource OpenGL Multiplayer Multiplatform Battle Zone capture the Flag. 3D first person tank game. Project has moved to Github: https://github.com/BZFlag-Dev/bzflag
This is the fast and Free (LGPL license) real time MPEG Audio Layer 1, 2 and 3 decoding library and console player. It uses floating point or integer math, along with several special optimizations (3DNow, SSE, ARM, ...) to make it most efficient.
Csound is a sound and music synthesis system, providing facilities for composition and performance over a wide range of platforms. It is not restricted to any style of music, having been used for many years in at least classical, pop, techno, ambient. Csound is now hosted at https://github.com/csound Binary and source-code releases: http://csound.github.io/download.html Mailing lists are hosted by HEAnet at https://listserv.heanet.ie/cgi-bin/wa?A0=CSOUND and https://listserv.heanet.ie/cgi-bin/wa?A0=CSOUND-DEV Archives: mail lists at http://dream.cs.bath.ac.uk/Csound-archive releases: http://dream.cs.bath.ac.uk/Csound-archive/OldReleases/
JACOB is a JAVA-COM Bridge that allows you to call COM Automation comp
JACOB is a JAVA-COM Bridge that allows you to call COM Automation components from Java. It uses JNI to make native calls to the COM libraries. JACOB runs on x86 and x64 environments supporting 32 bit and 64 bit JVMs
Provides native Win32 open source ports and utilities
GnuWin provides Win32-versions of GNU tools, or tools with a similar open source licence. The ports are native ports, relying only on libraries provided with any modern 32-bits MS-Windows operating system, such as 2000 / XP / Vista / 7
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.
NETGEN is an automatic 3d tetrahedral mesh generator
NETGEN is an automatic 3d tetrahedral mesh generator. It accepts input from constructive solid geometry (CSG) or boundary representation (BRep) from STL file format. The connection to a geometry kernel allows the handling of IGES and STEP files. NETGEN contains modules for mesh optimization and hierarchical mesh refinement. Netgen is open source based on the LGPL license. It is available for Unix/Linux and Windows.
User contributed components that extends the functionality of NHibernate. More information in the wiki: http://www.nhforge.org/wikis/. Development List: http://groups.google.com/group/nhcdevs
A multi-platform software synthesiser emulating (somewhat inaccurately) pre-GM MIDI devices such as the Roland MT-32, CM-32L, CM-64 and LAPC-I. In no way endorsed by or affiliated with Roland Corp. Source hosted at: http://www.github.com/munt/
RED searches and deletes empty directories recursively below a given start folder and shows the result in a well arranged tree. Further you can create some custom rules for keeping and deleting folders. Empty files in directories can also be ignored.