Customize the Steam Client with themes and plugins using the Millennium open-source framework.
The Best Widescreen Fixes Pack Alternatives in 2026
Looking for something like Widescreen Fixes Pack? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 23 are open source.
Widescreen Fixes Pack provides plugins to add or improve widescreen resolutions in supported games.
Top picks at a glance
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Millennium | — | Yes | Linux, Windows |
| 2 | ludusavi | — | Yes | Linux, Windows |
| 3 | Piper | — | Yes | — |
| 4 | Nucleus Co-op | — | Yes | Windows |
| 5 | Flawless Widescreen | — | Not stated | Web |
| 6 | Decky Loader | — | Yes | Linux, Web |
| 7 | HDR | — | Yes | — |
| 8 | Open Game Installer | — | Yes | — |
| 9 | LAN Fix | — | Yes | Windows |
| 10 | Artic Base | — | Yes | — |
All Widescreen Fixes Pack alternatives
ludusavi backs up PC game save data, helping users preserve progress across supported games.
Configure supported peripherals with Piper, a GTK application for device settings.
Launch multiple instances of a supported game for split-screen multiplayer with Nucleus Co-op.
Flawless Widescreen
flawlesswidescreen.orgFlawless Widescreen offers fixes and support for playing games on ultrawide and multi-monitor displays.
Decky Loader adds plugin support to Steam Deck, with plugins for customization and other features.
RenoDX is a toolset for modding DirectX games, with support for replacing shaders, injecting buffers, and adding overlays.
Install and manage games through Open Game Installer, a platform built with developers in mind.
Adjust ZeroTier network interface settings on Windows to help multiplayer games work over local networks.
Artic Base Server broadcasts 3DS games to other players; its page advises backing up a save before use.
XGP-save-extractor extracts and backs up save files from Xbox Game Pass games using a Python script.
Play your favorite games in a borderless window; no more time consuming alt-tabs.
TcNo-Acc-Switcher quickly switches between accounts for Steam, Battle.net, Epic Games, and other services.
Import multiple games and manage their artwork in Steam with Steam ROM Manager.
SteamAchievementManager manages achievements for Steam games through a lightweight portable application.
AntiMicroX maps keyboard buttons and mouse controls to a gamepad for playing games without gamepad support.
Add game rules for SSTap, a network routing tool for online games, through this repository.
Bridge upscaling and frame generation technologies across graphics cards and games with OptiScaler.
Gameimage packages games as FlatImage applications, with the project presenting installation tutorials and package examples.
hakchi2 CE lets users add more games to NES and SNES Classic Mini systems.
BoilR synchronizes games from other platforms into a Steam library for unified launching.
Download updates for PlayStation 3, PlayStation 4, and PlayStation Vita games with this GUI or command-line tool.
Connect Minecraft players through Steam P2P with this network proxy mod, without port forwarding or public IPs.
Install patches and launch Jackbox titles from one companion application for managing the games.
Alternatives to similar tools
What is the best alternative to Widescreen Fixes Pack?
Are there open-source alternatives to Widescreen Fixes Pack?
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