Boxedwine

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Score7.4

Rank#1 of 25

PriceFree

Free planYes

Runs onLinux, macOS, Web, Windows

Summary

Boxedwine is an emulator for running 16-bit and 32-bit Windows applications on Windows, Mac, Linux and in a web browser. It runs a 32-bit version of Wine while emulating the Linux kernel and CPU, and is released under the GNU General Public License v2. The browser build uses Emscripten, including WebAssembly and asm.js. By default, that build stores data in memory, so changes to d:/ disappear when the browser tab closes. Users can configure Dropbox storage or use local storage, whose limits depend on the browser and operating system. The web version can accept a dropped directory to list executable files, and it can be configured using URL parameters. Boxedwine supports multiple Wine versions from 1.6 through Wine 5.0. Its documentation warns that loading large files on demand can block the interface or potentially crash the emulator, and requires server range-request support. The site also provides online demos for selected applications and games, including AbiWord, Age of Empires and Caesar III, as well as configuration and developer documentation.

Who it is for

Boxedwine may suit people who need to run 16-bit or 32-bit Windows applications on a listed desktop platform or in a browser. The web version's storage behaviour and large-file loading caveats matter to anyone using it for browser-based sessions.

What is good

Runs 16-bit and 32-bit Windows applications
Available on Windows, Mac, Linux and web
Released under the GNU General Public License v2
Online demos and configuration documentation are available

What to know first

Browser memory changes are discarded when the tab closes
Dropbox storage requires configuration
Large on-demand files can block or crash the web emulator

Everything Xiaomi review

Boxedwine: the full review

Boxedwine offers desktop and browser routes for running Windows applications, with configurable browser storage options. The web build has specific persistence and large-file limitations to consider.

Overview

Boxedwine is an emulator designed to run Windows software by combining a 32-bit version of Wine with emulation of the Linux kernel and CPU. The maker lists support for 16-bit and 32-bit Windows applications, and describes the project as open source under the GNU General Public License v2. Boxedwine is written in C++ with SDL.

It is available for Windows, macOS and Linux, and can also run in a browser through Emscripten, using WebAssembly (WASM) and asm.js. The maker’s overview lists Wine versions from 1.6 through 5.0. A compatibility database, an app and game catalog, and online demos give prospective users ways to review listed software and examples such as AbiWord, Age of Empires and Caesar III.

Key features

Windows application compatibility: Boxedwine is intended for 16-bit and 32-bit Windows applications.
Graphics support: The project repository lists support for software using OpenGL, Direct3D and Vulkan.
Emulated filesystem controls: Command-line options can mount host directories or ZIP files in the emulated filesystem, as well as set screen resolution and scaling.
Web launch configuration: URL parameters can specify a root filesystem, app archive, program, working directory and filesystem overlays. The web build can also be configured by changing properties in boxedwine-shell.js.
Browser file handling: The web build can accept a dropped directory and list executable files. Upload and download behavior depends on a shell-file flag.
Wine version choices: The overview describes support for multiple Wine versions between 1.6 and 5.0.

Browser storage and limitations

By default, the browser build stores data in memory, and changes to d:/ are lost when the tab closes. Dropbox storage is available after configuration and uses an OAuth flow through the dropbox.js library. Local storage is another option, with limits that vary by browser and operating system.

On-demand file loading has a notable constraint: documentation warns that retrieving large files can block the UI thread or potentially crash the emulator. It also requires the server to support range requests.

Pricing

Boxedwine is free. Its listed plan, GPL-licensed Boxedwine, costs 0.00 USD per free. The maker’s site lists no paid plans, and there is no free trial.

Platforms

Boxedwine supports Windows, macOS and Linux desktop platforms, along with a browser-based build. The browser version relies on Emscripten and runs using WASM and asm.js. Its file handling, storage choices and launch configuration are distinct from the desktop command-line options.

Who it's for

Boxedwine may suit people who need to run older 16-bit or 32-bit Windows applications on a supported desktop system or in a browser. Its compatibility database, catalog of 39 listed apps and games, and online demos can help users assess specific titles before choosing it.

It also offers configurable execution for users comfortable with command-line options or web-build settings. Those looking for browser use should consider the temporary default storage, the setup needed for Dropbox, and the documented risks around loading large files.

Pros and cons

Pros

Free and released under GPL v2.
Supports desktop builds for Windows, macOS and Linux, plus a browser build.
Targets both 16-bit and 32-bit Windows applications.
Provides filesystem, resolution and scaling configuration options.
Includes a compatibility database, app and game listings, and online demos.

Cons

Browser data stored in memory is discarded when the tab closes.
Dropbox storage requires configuration, while local storage capacity depends on the browser and operating system.
Loading large files on demand can block the UI thread or potentially crash the emulator, and requires server range-request support.

Alternatives

Readers comparing software in this category can also consider Windows Compatibility Layers and alternatives such as Bottles, PlayOnLinux, Q4Wine, Crosswire, Porting Kit, Wine, Hangover and Weave.

Verdict

Boxedwine is a free, GPL-licensed option for running 16-bit and 32-bit Windows software through an emulator built around Wine and Linux kernel and CPU emulation. Its desktop and browser availability, configurable filesystem and display options, and catalog of titles are useful strengths. The browser build’s storage behavior and large-file loading caveats matter, though, particularly for anyone expecting persistent data or loading substantial files. Checking the compatibility information and demos for the software you need is a sensible way to judge whether Boxedwine fits your use case.

Boxedwine plans and pricing

All plans

GPL-licensed Boxedwine Free No paid plans listed on the maker’s site boxedwine.org · 30 Sept 2026

Compared on Windows compatibility layers

Free plan: Yesboxedwine.org
macOS support: Yesboxedwine.org
Linux support: Yesboxedwine.org
Compatibility database: Yesboxedwine.org
Prefix management: Yesboxedwine.org

Facts

Purpose: Boxedwine is an emulator that runs Windows applications by running a 32-bit version of Wine and emulating the Linux kernel and CPU.boxedwine.org · 30 Sept 2026
Open source: Boxedwine is released under the GNU General Public License v2 (GPL).boxedwine.org · 30 Sept 2026
Windows support: The site says Boxedwine runs 16-bit and 32-bit Windows applications.boxedwine.org · 30 Sept 2026
Browser support: Boxedwine runs in a browser using Emscripten (WASM and asm.js).boxedwine.org · 30 Sept 2026
Desktop platforms: The site lists Windows, Mac, and Linux as supported platforms.boxedwine.org · 30 Sept 2026
Wine versions: The overview says Boxedwine supports multiple Wine versions from 1.6 to Wine 5.0.boxedwine.org · 30 Sept 2026
Implementation: Boxedwine is written in C++ with SDL.boxedwine.org · 30 Sept 2026
Browser storage: The web build uses memory storage by default, and changes to d:/ are discarded when the browser tab closes.boxedwine.org · 30 Sept 2026
Browser storage options: The web build also offers Dropbox storage, which requires configuration, and local storage, whose limits depend on the browser and operating system.boxedwine.org · 30 Sept 2026
Dropbox integration: The web build's Dropbox storage option uses an OAuth flow provided through the dropbox.js library.boxedwine.org · 30 Sept 2026
Browser file handling: The web build supports dragging and dropping a directory into the page to list executable files, and upload/download functionality is controlled by a shell-file flag.boxedwine.org · 30 Sept 2026
Configurable execution: The web build can take URL parameters to select a root filesystem, app archive, program, working directory, and filesystem overlays.boxedwine.org · 30 Sept 2026
Emulator configuration: Command-line options include mounting host directories or ZIP files into the emulated filesystem and setting screen resolution and scaling.boxedwine.org · 30 Sept 2026
Available demos: The site’s demo page lists online demos for Windows applications and games including AbiWord, Age of Empires, and Caesar III.boxedwine.org · 30 Sept 2026
Web build limitation: The documentation says on-demand file loading can block the UI thread or potentially crash the emulator when retrieving large files, and requires server range-request support.boxedwine.org · 30 Sept 2026
License: The maker says Boxedwine is open source under the GNU General Public License v2.boxedwine.org · 30 Sept 2026
Windows compatibility: The maker lists support for 16-bit and 32-bit Windows applications.boxedwine.org · 30 Sept 2026
Browser build: The maker says Boxedwine runs in a browser using Emscripten, wasm and asm.js.boxedwine.org · 30 Sept 2026
Graphics support: The linked project repository lists support for apps and games using OpenGL, Direct3D and Vulkan.github.com · 30 Sept 2026
Configuration: The web build can be configured with URL parameters or by changing properties in boxedwine-shell.js.boxedwine.org · 30 Sept 2026
App catalog: The maker’s Apps and Games page lists 39 results, including Windows applications and games with platform and graphics-library details.boxedwine.org · 30 Sept 2026
Online demos: The maker provides online demos for listed titles including AbiWord, Age of Empires and Caesar III.boxedwine.org · 30 Sept 2026
Documentation: The maker provides user documentation for command-line arguments and web build configuration, plus developer build documentation.boxedwine.org · 30 Sept 2026
Security and compliance: The maker’s overview identifies the GPL v2 license; the reviewed maker pages do not state security certifications or compliance claims.boxedwine.org · 30 Sept 2026