Best Game Modding Tools 2026

NetRadiant-Custom suits people creating or editing levels for Quake and other id Tech-based games.

QuickBMS may suit reverse engineers and power users who need script-based archive extraction or reimport.

Game Extractor suits Windows users who need to inspect or extract files from game archives across many PC, mobile, and console formats.

It suits players and developers creating or managing mods for supported x86 or x64 games.

It suits users who need to examine or modify Unreal Engine assets by hand, including those working with the listed file formats or JSON.

TrenchBroom is aimed at people creating maps for brush-based game engines.

FModel suits Windows users who need to inspect, compare, or export assets from Unreal Engine games.

Walker fits Linux users who want a configurable launcher with application, command, file, clipboard, search, and workflow providers.

Crowbar suits Windows users modding GoldSource or Source games who need to inspect models or work with supported game packages.

It suits aspiring map designers and experienced mod makers working on StarCraft II content.

Arma 3 Tools suits Windows users creating terrains, 3D models, addons, or mods for Arma 3.

BSAopt may suit Windows users who need to inspect, convert, package, or extract BSA and ZIP archives, including those working with the listed game formats.

It suits Bethesda game mod users and authors who need to inspect plugin conflicts, clean files, or edit plugins on Windows.

These tools suit Windows creators who want to build, script, package, and distribute custom Dota 2 game modes.