Windows Softwares to Cross-platform

Kotlin is a modern, statically-typed programming language developed by JetBrains. It runs on the Java Virtual Machine (JVM), Android, and the web (via JavaScript), and can compile to native code. Designed for concise, safe, and interoperable code, Kotlin aims to make programming more enjoyable and productive.

OCS Inventory NG is a comprehensive open-source solution for IT asset management and software deployment. It enables organizations to automatically discover and inventory hardware and software assets across their network, streamline patch management, and facilitate unattended software installations.

GoAruna is a comprehensive file management and cloud storage solution for Android devices. It combines a powerful local file manager with integrated online file hosting, sharing, and synchronization capabilities. GoAruna aims to provide unlimited storage and seamless file access across various platforms.

Superpowers is an open-source, collaborative 2D+3D game making platform designed for indie developers. It provides a browser-based environment with integrated tools for creating games in HTML5, supporting both 2D and 3D graphics.

GameMaker is a beginner-friendly cross-platform 2D game development engine with a visual drag-and-drop interface and a dedicated scripting language.

ZeroTier One provides a unified platform for creating virtual networks, offering VPN, SDN, and SD-WAN capabilities. It simplifies connecting devices across various locations and networks without complex configuration.

Zero Install is a decentralized cross-platform software distribution system that eliminates the need for traditional installers. It allows users to run applications directly from their original sources, ensuring reliable updates and minimizing dependencies.

Demonsaw is a secure, open-source platform for decentralized information sharing, focusing on user anonymity and privacy through robust end-to-end encryption and a serverless architecture.

fman is a powerful, dual-pane file manager designed for speed and efficiency across Windows, macOS, and Linux. It offers a clean interface, robust search capabilities, extensive keyboard shortcut support, and a flexible plugin system for enhanced functionality.

RethinkDB is a free and open-source, distributed document database designed for building real-time web applications.

MultiBootUSB is a cross-platform tool written in Python that enables users to install multiple live Linux distributions onto a single USB drive without requiring reformatting. It supports various features including persistent storage, UEFI booting, and a command-line interface for advanced users.

wxWidgets is a mature, open-source C++ library that empowers developers to create cross-platform graphical user interfaces (GUIs) with native look and feel.

ENIGMA is an open-source game development platform and compiler, coupled with the LateralGM IDE. It allows users to create 2D and 3D games using a flexible scripting language and visual programming tools, offering compatibility with existing Game Maker projects and supporting cross-platform deployment.

Telerik Reporting is a comprehensive .NET reporting tool designed for developers to create, deliver, and manage interactive and static reports across various platforms including web, mobile, and desktop applications. It offers robust data connectivity and a powerful visual designer.

MongoBooster is a powerful, shell-centric, cross-platform graphical user interface (GUI) tool designed for MongoDB. It provides developers and database administrators with robust features for database management, querying, data manipulation, and performance analysis.

PyQt is a Python binding for the powerful and versatile Qt cross-platform GUI toolkit. It allows Python developers to create feature-rich graphical applications for desktop, mobile, and embedded platforms.

Tcl (Tool Command Language) is a dynamic, high-level scripting language ideal for rapid application development, scripting, and automation, particularly strong in graphical user interfaces.

JOE (Joe's Own Editor) is a venerable, full-featured terminal-based text editor known for its ease of use and extensive feature set, making it suitable for both casual editing and complex programming tasks within the command line environment.

ghostwriter is a clean, distraction-free Markdown editor designed for Windows and Linux, emphasizing a focused writing experience. It offers a minimalist interface, live preview of your Markdown rendering, and essential writing tools for individuals who prioritize a clear and uncluttered workspace.

wxMEdit is a versatile cross-platform text and hex editor, serving as a powerful alternative to the discontinued MadEdit. Built on C++ and wxWidgets, it provides developers and advanced users with robust features for editing text files and binary data.

Jython is a Python implementation designed to run on the Java Virtual Machine (JVM). It allows Python developers to leverage Java libraries and frameworks, and Java developers to integrate Python scripting into their applications, bridging the gap between the two ecosystems.

Babun is a Windows shell with a focus on developers, providing a Unix-like command-line environment powered by Cygwin. It offers a wealth of pre-configured tools and features for seamless development workflows on Windows.

Tomato is a highly regarded custom firmware designed for Broadcom-based routers, offering advanced features and enhanced control beyond the stock manufacturer firmware. While discontinued, it remains a popular choice for users seeking improved network performance, diagnostics, and configuration options on compatible hardware.

SunVox is a compact yet powerful modular synthesizer and tracker-based music production environment for creating electronic music on various platforms.

OpenFrameworks is a free and open-source C++ toolkit crafted for creative coding. It provides a powerful yet accessible environment for developing cross-platform applications focused on graphics, audio, and real-time interaction, making it ideal for artists, designers, educators, and researchers.

Anti-Twin is a specialized utility designed to identify and remove duplicate or highly similar files across your storage devices. It excels at finding duplicate images and audio files, offering preview capabilities to aid in the removal process. Free and potable this tool helps to optimize disk space by eliminating redundant data.

Chrome Secure Shell is a robust, xterm-compatible terminal emulator and native SSH client for Chrome. It provides secure remote access to servers directly from your browser, offering essential features for network administration and development tasks within the familiar Chrome environment.

JRuby is a robust implementation of the Ruby programming language built on the Java Virtual Machine (JVM). It provides seamless interoperability between Ruby and Java, allowing developers to leverage the strengths of both ecosystems.

Cocos2d-x is a renowned open-source, cross-platform 2D game engine. Favored by mobile game developers for its efficiency and ease of use, it provides a robust framework for creating engaging 2D games with excellent performance across multiple devices and operating systems. Its flexibility and extensive feature set cater to both beginners and experienced developers.

FreeBASIC is a free and open-source multiplatform BASIC compiler. It supports a wide range of operating systems including Windows, Linux, and macOS (via third-party ports), facilitating cross-platform development. It's designed to be highly compatible with QuickBASIC while offering numerous modern features like object-oriented programming, manual memory management, and support for graphics and sound libraries, making it suitable for various programming tasks from system utilities to game development.