Open Source Software for Windows
LMMS
LMMS is a free and open-source digital audio workstation available for Linux, macOS and Windows. The software was first release as Linux MultiMedia Studio back in 2004. Since then LMMS has evolved to support more platforms include macOS and Windows. LMMS can be used to compose, mix and sequence music in a simple and intuetive interface while also providing MIDI or keyboard support.
YaCy
YaCy is a distributed search engine using peer-to-peer technology. The search engine is provided as a native software that has to be downloaded to your computer. It is avalible for macOS, Linux and Windows and is released completley free and open-source.
Bitmessage
Bitmessage is a decentralized, encrypted, peer-to-peer, trustless communications protocol. With Bitmessage you can send encrypted messages to a person, or to multiple subscribers.
RetroArch
With RetroArch you can run emulators, game engines, video games, media players and other applications. RetroArch is a free and open-source frontend developed specifically for emulation. RetroArch allows you to play classic games on a wide range of computers and consoles through its slick graphical interface. The project is community developed and the software is released under the GNU General Public License v3.
ZeroTier
ZeroTier is a global area network provider that enable the creation of secure networks between on-premise, cloud, desktop, and mobile devices. Allowing you to securely connect to any device, anywhere. ZeroTier combines the capabilities of VPN and SD-WAN to simplify network management, allowing organization to connect team members securely withing a decentralized workforce.
SQLiteStudio
SQLiteStudio is a SQLite database manager with an intuetive user interface. It provides a pretty-print code formatter, marks syntax errors. Allowing you to easily view, query and manage data in your SQLite database. SQLiteStudio is released as free and open source software under the GNU General Public License.
Avidemux
Avidemux is a free and open-source, non-linear video editor designed for simple cutting, filtering and encoding tasks. It supports many file types, including AVI, DVD compatible MPEG files, MP4 and ASF, using a variety of codecs. The goal of Avidemux, according to the developers is to create a simple tool for simple video processing tasks and to allow users to do elementary things in a very straightforward way.
VeraCrypt
VeraCrypt is free and open-source disk encryption software. The software is a fork of TrueCrypt 7.1a with enehanced security to the algorithms used for system and partitions encryption making it immune to new developments in brute-force attacks. VeraCrypt is available for Windows, MacOS and Linux.
Git
Git is a free and open source distributed version-control system for tracking changes in source code during software development. The tool is created by Linus Torvalds, the creator of Linux, and is used by virtually every software project today. With Git, developer can track changes in any sets of files in a project and coordinate the team to develop in a non-linear workflow to achieve maximum efficiency.