Linux Softwares to Cross-platform

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.

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.

Xfe is a lightweight and fast graphical file manager for the X Window System, providing essential file management operations with a focus on efficiency and customization.

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.

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.

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.

Ionic Framework is an open-source UI toolkit for building high-quality, cross-platform mobile, desktop, and web applications from a single codebase. leveraging web technologies.

Tellico is a comprehensive KDE application designed for meticulously organizing diverse personal collections including books, movies, music, video games, stamps, coins, comics, and more. It offers pre-defined templates and powerful customization options to manage your items effectively.

Pure Data (Pd) is a widely-used graphical programming environment developed by Miller Puckette. It provides a visual interface for creating interactive computer music, multimedia works, and various forms of digital art through signal processing and event modeling.

Urho3D is a free, cross-platform 2D/3D game engine written in C++ and released under the MIT license. It is known for its lightweight design and efficiency, making it a suitable choice for various game development projects.

Zathura is a highly customizable and efficient document viewer based on the Poppler rendering engine. It is designed with a minimal interface and focuses on keyboard-driven navigation, making it ideal for users who prefer a streamlined workflow and powerful keybindings.

Clojure is a dynamic, functional dialect of the Lisp programming language on the Java virtual machine (JVM). It emphasizes immutability and persistent data structures for robust concurrent programming.

DataGrip is a powerful, cross-platform IDE designed for database administrators and developers, providing a unified environment for managing multiple databases with intelligent coding assistance, schema navigation, and integrated tools.

Free Pascal Compiler (FPC) is a robust and versatile compiler for Pascal and Object Pascal, distributed under the GNU GPL. It supports numerous platforms and architectures, enabling developers to create a wide range of applications from console tools to cross-platform GUI applications.

UFRaw (Unidentified Flying Raw) is a powerful and flexible open-source application designed for processing and manipulating raw image files from digital cameras. It provides a comprehensive suite of tools for non-destructive editing, batch processing, and conversion.

Swift is a powerful and intuitive compiled programming language from Apple, building on the best of C and Objective-C without the constraints of C compatibility. It's designed for safety, performance, and modern software design patterns, enabling developers to create apps for iOS, macOS, watchOS, tvOS, and beyond.

Simple DirectMedia Layer (SDL) is a cross-platform, open-source development library offering low-level access to essential hardware like audio, input devices, and graphics APIs (OpenGL, Direct3D). It's a fundamental layer for game development and creating interactive applications.