UABEA is a free reader and writer for Unity Asset Bundles and Serialized Files, available for Windows and Linux.
Alternatives to SLADE3
SLADE3 suits people editing Doom-engine games and source ports: it handles archives across several game formats, supports Doom, Hexen, and UDMF maps, and includes tools for text, graphics, textures, and audio. Archive work includes importing, exporting, converting, and moving resources between tabs; the map editor adds 3D editing and automatic sector generation. It is free for Linux, macOS, and Windows, with stable and beta releases available. Its focus is also a boundary.…
Source 2 Viewer is a free, open-source tool for inspecting and working with assets from Source 2 games.
AssetRipper is an analysis tool for game developers working with Unity files.
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Game Extractor
Game Extractor is a Windows application for opening game archive files, viewing their contents, and extracting files to a PC.
Free planWindows6.5$10 one-time - 5
Rusted PackFile Manager
Rusted PackFile Manager (RPFM) opens, inspects, edits, and saves Pack files for Total War games from Empire onward.
Free planAPILinuxSelf-hostedWindows6.5Free plan - 66.3Free plan
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arcdEx
arcdEx is a free Linux command-line tool for examining and extracting files from .arcd archives made by the Defold game engine.
Free planLinux6.2Free plan - 8
QuickBMS
QuickBMS is a free, open-source tool for extracting and reimporting files from archives and other formats.
Free planLinuxmacOSWindows6.2Free plan - 9
OpenKh
OpenKH is a free project that brings together Kingdom Hearts technical documentation, tools, code libraries, and a foundation for modding the commercial games.
Free planLinuxmacOSWindows6.1Free plan - 10

Crowbar
Crowbar is a free modding tool for working with GoldSource and Source models and game packages.
Free planWindows6.0Free plan - 11
Crowbar
Crowbar is a free Windows tool for modding games built on GoldSource and Source Engine.
Free planWindows5.9Free plan - 12
Game Asset Tool
Free planWindows5.8Free plan - 13
Kuriimu2
Kuriimu2 is a game translation project manager and toolkit for fan translators, ROM hackers, and game modders.
Free planWindows5.8Free plan - 14
TTGames Explorer Rebirth
TTGames Explorer Rebirth is a free, open-source utility for exploring and extracting data from TTGames LEGO video games.
Free plan5.8Free plan - 15

UE Viewer
UE Viewer is a free, open source program for viewing and extracting resources from Unreal Engine games.
LinuxmacOSWindows5.8 - 16
Ninja Ripper
Ninja Ripper is Windows software for extracting 3D game geometry, models, meshes, textures, and shaders for exploration in 3D editors.
Windows5.7 - 17
Project IGI Game Converter
Project IGI Game Converter is a free standalone tool for inspecting and converting Project IGI 1 game files.
macOSWindows5.7 - 18
MeltyTool
MeltyTool is a free Windows multitool for viewing and extracting assets in bulk from supported N64, GameCube, 3DS, and PC games.
Windows5.5 - 19
VPKEdit
VPKEdit is a free, open-source tool for creating, extracting, previewing, and editing game pack files.
LinuxmacOSWindows5.5 - 20
BrawlCrate
BrawlCrate is a free, open-source Windows Wii file editor and a fork of BrawlBox, with features intended to make Super Smash Bros.
Windows5.4 - 21
Noesis
Noesis is a free Windows utility for previewing and converting hundreds of model, image, and animation formats.
Windows5.4 - 22
Unity
Unity is a free Minecraft resource pack for Java Edition, with 1.21 listed as a supported version.
5.2 - 23
Gibbed.RED
Gibbed.RED is a free collection of tools for reverse-engineering The Witcher 2.
5.1
