The free and Open Source productivity suite
Free alternative for Office productivity tools: Apache OpenOffice - formerly known as OpenOffice.org - is an open-source office productivity software suite containing word processor, spreadsheet, presentation, graphics, formula editor, and database management applications. OpenOffice is available in many languages, works on all common computers, stores data in ODF - the international open standard format - and is able to read and write files in other formats, included the format used by the...
A partition and disk imaging/cloning program
Clonezilla is a partition and disk imaging/cloning program similar to True Image®. It saves and restores only used blocks in hard drive. Two types of Clonezilla are available, Clonezilla live and Clonezilla SE (Server Edition).
An Apache SVN client, right where you need it most
TortoiseSVN is a Subversion (SVN) client, implemented as a windows shell extension. Which means it's available right where you need it: in the Windows file explorer. It's intuitive and easy to use, since it doesn't require the Subversion command line client to run. Simply the coolest Interface to (Sub)Version Control! NOTE: The project has moved to osdn.net: https://osdn.net/projects/tortoisesvn/
A free course management system (CMS) to create online learning sites
Moodle is a Course Management System (CMS), also known as a Learning Management System (LMS) or a Virtual Learning Environment (VLE). It is a Free web application that educators can use to create effective online learning sites. https://moodle.org/
Open Source desktop project management
OpenProj is an open-source desktop project management application similar to Microsoft Project. OpenProj has a familiar user interface and even opens existing MS Project files. OpenProj is interoperable with Project, Gantt Charts and PERT charts.
Biber is a sophisticated bibliography processing backend for the LaTeX biblatex package. It supports a unsurpassed feature set for automated conformance to complex bibliography style requirements such as labelling, sorting and name handling. It has comprehensive Unicode support.
A complete runtime environment for gcc
The mingw-w64 project is a complete runtime environment for gcc to support binaries native to Windows 64-bit and 32-bit operating systems.
Gets the critical information you need to succeed in League of Legends
Championify brings you the critical information you need to succeed in League of Legends by downloading all the latest items from sites like Champion.gg, Lolflavor, and KoreanBuilds and importing them into your game. Get the highest winning builds, most popular skills upgrades and more and achieve the best in League of Legends with Championify. Championify is free and available in 39 languages, packed with new features and supports Windows and OSX.
A simple interface for working with TeX documents
TeXworks is a free and simple working environment for authoring TeX (LaTeX, ConTeXt and XeTeX) documents. Inspired by Dick Koch's award-winning TeXShop program for Mac OS X, it makes entry into the TeX world easier for those using desktop operating systems other than OS X. It provides an integrated, easy-to-use environment for users on other platforms particularly GNU/Linux and Windows and features a clean, simple interface accessible to casual and non-technical users.
Open source assistive on-screen keyboard that runs on Windows
OptiKey is an assistive on-screen keyboard designed to bring keyboard control, mouse control and speech to people with motor and speech limitations. Completely free, open source and compatible with low cost eye-tracking devices, it is a great alternative to often expensive and complicated AAC (alternative and augmentative communication) products. It can also be used as an alternative to a physical keyboard or mouse. OptiKey runs on Windows and works right out of the box once an eye-tracking...
A modern, lightweight yet powerful text editor
Extra tools for OpenOffice under weak copyleft or other licenses
A space to store classic OOo dependencies that cannot be easily redistributed in Apache OpenOffice's SVN tree, Initially this was meant for copyleft tarballs only but it is also pretty handy to mirror other file dependencies.
A hackable text editor for the 21st Century
Atom is a text editor that's modern, approachable and full-featured. It's also easily customizable- you can customize it to do anything and be able to use it productively without ever touching a config file. Atom is free to download and runs on Linux, OS X and Windows with support for plug-ins written in Node.js and embedded Git Control. It is based on Electron (formerly known as Atom Shell),a framework for building cross-platform apps using Chromium and Node.js.
Open source voxel world
Terasology is a free and open-source survival and discovery game set in a voxel world. Influenced by Minecraft, Dwarf Fortress and Dungeon Keeper, it offers a unique and enjoyable building and playing experience. Terasology requires Java 8 and an updated graphics card driver.
3D space trading and combat game
Oolite is a free and open source space trading and combat simulation game where you are the pilot of a spacecraft capable of interstellar travel. Inspired by the classic 8-bit game Elite, it features many similar aspects of gameplay. You can travel to different planetary systems, encounter challenges and embark on missions in a quest for wealth and glory. Oolite runs on Mac OS X (10.6 or later), Windows (XP or later), and Linux, and does not require the latest hardware except for certain...
Cross-platform client for PostgreSQL databases
Pgweb is a web-based, cross-platform PostgreSQL database browser written in Go. Go was used in backend development in order to utilize the ability of the compiler to produce zero-dependency binaries for multiple platforms. Pgweb was created as an attempt to build a very simple and portable application to work with local or remote PostgreSQL databases.
An effective, full-featured launcher for Windows
WoX or Windows omni-eXecutor is a free and effective full-featured launcher that allows you to be more productive. With WoX you can access programs and web content as you type, and choose from dozens of plugins and a selection of themes. You can also use pinyin to search for programs.
Code coverage tool for .NET 2 and above
OpenCover is a free and open source code coverage tool for .NET 2 and above (Windows OSs only - no MONO), with support for 32 and 64 processes and covers both branch and sequence points. It uses the profiler API that is currently only available to .NET Frameworks running on the Windows platform. OpenCover is an attempt at building a code coverage utility that addresses certain issues in maintaining PartCover support for 64-bit processes.
A free operating system based on the FreeDOS kernel
LightDOS is now Cobalt. See here for more info: https://github.com/corbindavenport/cobalt
A native Windows port of the GNU Compiler Collection (GCC)
This project is in the process of moving to osdn.net/projects/mingw, you can continue to follow us there. MinGW: A native Windows port of the GNU Compiler Collection (GCC), with freely distributable import libraries and header files for building native Windows applications; includes extensions to the MSVC runtime to support C99 functionality. All of MinGW's software will execute on the 64bit Windows platforms.
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...
An easy-to-use anti-spam email gateway
• Designed for Linux and Windows email system administrators, Scrollout F1 is an easy to use, already adjusted email firewall (gateway) offering free anti-spam and anti-virus protection aiming to secure existing email servers, old or new, such as Microsoft Exchange, Lotus Domino, Postfix, Exim, Sendmail, Qmail and others. • Built-in multilayer security levels make configuration effort equal to a car radio. • It combines simplicity with effective protection using powerful open source with...