The Best Game Modding Tools in 2026
We researched game modding tools through official websites, including pricing pages, plan tables, and product documentation. Rankings focus on each tool’s core modding job, value for money, and verified features such as format support, extraction, editing, validation, and packaging for game mods.
Our top picks
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Top ranked
StarCraft II Editor#1 of 259.4/10A broad free toolkit for building, scripting, testing, and publishing StarCraft II content.
Free plan
-
Runner-up
Dota 2 Workshop Tools#2 of 259.2/10A complete free toolkit for building, testing, and publishing Dota 2 mods.
Free plan
-
Top-ranked free plan
OpenMW-CS#3 of 259.0/10A free, open-source editor for deep OpenMW mod and game authoring.
Free plan
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
The full ranking 25 tools, best first
-
Best forComprehensive StarCraft II map and mod creation
A broad free toolkit for building, scripting, testing, and publishing StarCraft II content.
- Mod packaging
- Script editing
9.4/10★★★★★Visit StarCraft II -
Best forFull-featured Dota 2 mod creation
A complete free toolkit for building, testing, and publishing Dota 2 mods.
- Mod packaging
- Script editing
9.2/10★★★★★Visit Valve -
Best forDeep, cross-platform OpenMW mod authoring
A free, open-source editor for deep OpenMW mod and game authoring.
- Plugin editing
- Mod packaging
- Script editing
9.0/10★★★★☆Visit OpenMW -
Best forWarcraft III map and campaign creation
A focused Windows editor for building, scripting, testing, and sharing Warcraft III content.
- Script editing
8.7/10★★★★☆Explore Warcraft III -
Best forCyberpunk 2077 asset and archive modding
A free, broad toolkit for extracting, editing, converting, scripting, and packing Cyberpunk 2077 mods.
- Mod packaging
- Script editing
- Archive extraction
8.5/10★★★★☆Visit WolvenKit -
Best forArma 3 terrain and addon production
A free, focused suite for building, editing, signing, and publishing Arma 3 mods.
- Mod packaging
- Script editing
8.4/10★★★★☆Visit Arma 3 Tools -
Best forBethesda plugin conflict and archive work
A free, open-source Windows toolkit for Bethesda plugin, conflict, and archive work.
- Plugin editing
- Mod packaging
- Script editing
8.3/10★★★★☆Visit xEdit -
Best forDark Mod level and gameplay authoring
A deep cross-platform editor for Dark Mod maps, gameplay, and fan missions.
- Archive extraction
8.2/10★★★★☆Visit DarkRadiant -
Best forMulti-platform Quake-style mapping
A focused editor for building, scripting, compiling and managing Quake-style maps.
- Script editing
- Archive extraction
8.1/10★★★★☆Visit J.A.C.K. -
Best forCross-platform Quake-style level editing
A broad, open-source editor for building and validating Quake-style maps.
8.0/10★★★★☆Visit TrenchBroom -
Best forCross-platform Quake 3 map modding
A detailed free editor for Quake 3 maps across Windows, macOS, and Linux.
- Mod packaging
- Script editing
- Archive extraction
7.9/10★★★★☆Visit GitHub -
Best forMinecraft Bedrock world editing
A capable Bedrock world editor for creators who need terrain, inspection, and scripting tools.
- Script editing
7.8/10★★★★☆Visit Minecraft -
Best forManaging and distributing game mod sets
A broad, free framework for managing mod sets, dependencies, and mod packs.
- Mod packaging
7.7/10★★★★☆Visit Reloaded-II -
Best forCall of Duty fastfile modding
A Windows and Linux toolkit for building, extracting, and managing Call of Duty assets.
- Mod packaging
- Archive extraction
7.6/10★★★★☆Visit OpenAssetTools -
Best forLow-level Unreal asset modification
A free, open-source choice for detailed Unreal asset inspection and modification.
- Script editing
7.5/10★★★★☆Visit UAssetGUI -
Best forGame asset conversion and batch processing
A free Windows utility for inspecting, extracting, converting, and batch-processing game assets.
- Archive extraction
7.4/10★★★★☆Visit Noesis -
Best forMinecraft Java–Bedrock world conversion
A free, configurable toolkit for converting and previewing Minecraft worlds across editions.
- Archive extraction
7.3/10★★★★☆Visit Chunker -
Best forValve and Garry's Mod model modders
A free, open-source Windows toolkit for Valve and Garry's Mod model workflows.
7.2/10★★★★☆Visit Crowbar -
Best forAdvanced custom archive extraction and reinjection
A powerful free toolkit for advanced archive extraction, scripting, and reinjection.
- Mod packaging
- Script editing
- Archive extraction
7.1/10★★★★☆Visit QuickBMS -
Best forBroad game archive inspection and editing
A broad archive tool with free extraction and $10 editing features for selected games.
- Archive extraction
7.0/10★★★★☆Visit Game Extractor -
Best forBSA archive packing for Bethesda games
A focused Windows utility for browsing, extracting, packing, and recompressing BSA archives.
- Mod packaging
- Archive extraction
6.9/10★★★☆☆Visit BSAOpt -
Best forUnreal archive inspection and asset extraction
Free, open-source Windows tooling for inspecting and extracting Unreal archives.
- Archive extraction
6.8/10★★★☆☆Visit FModel -
Best forUnreal package viewing and export
A focused open-source toolkit for inspecting and exporting Unreal game assets.
- Archive extraction
6.7/10★★★☆☆Visit UE Viewer -
Best forCode-focused mod development checks
A code-focused scanner for finding security and coding issues in game mod projects.
6.4/10★★★☆☆Visit GitHub CodeQL -
Best forLinux desktop workflow support around modding
A capable Linux workflow launcher, but not a game-modding-specific tool.
6.3/10★★★☆☆Visit Walker
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | Archive extraction | Score |
|---|---|---|---|---|---|
| 1 | StarCraft II Editor | Yes | Free | 9.4 | |
| 2 | Dota 2 Workshop Tools | Yes | Free | 9.2 | |
| 3 | OpenMW-CS | Yes | Free | 9.0 | |
| 4 | Warcraft III World Editor | No | 8.7 | ||
| 5 | WolvenKit | Yes | Free | Yes | 8.5 |
| 6 | Arma 3 Tools | Yes | Free | 8.4 | |
| 7 | xEdit | Yes | Free | Yes | 8.3 |
| 8 | DarkRadiant | Free | Yes | 8.2 | |
| 9 | J.A.C.K. | Yes | Yes | 8.1 | |
| 10 | TrenchBroom | Yes | Free | 8.0 | |
| 11 | NetRadiant-Custom | Yes | Free | Yes | 7.9 |
| 12 | Minecraft Bedrock Editor | No | 7.8 | ||
| 13 | Reloaded-II | Yes | Free | 7.7 | |
| 14 | OpenAssetTools | Free | Yes | 7.6 | |
| 15 | UAssetGUI | Yes | Free | 7.5 | |
| 16 | Noesis | Yes | Free | Yes | 7.4 |
| 17 | Chunker | Yes | Free | Yes | 7.3 |
| 18 | Crowbar | Yes | Free | 7.2 | |
| 19 | QuickBMS | Yes | Free | Yes | 7.1 |
| 20 | Game Extractor | Yes | Yes | 7.0 | |
| 21 | BSAOpt | Free | Yes | 6.9 | |
| 22 | FModel | Yes | Free | Yes | 6.8 |
| 23 | UE Viewer | Free | Yes | 6.7 | |
| 24 | GitHub CodeQL | Yes | $30/user/mo | 6.4 | |
| 25 | Walker | Yes | Free | 6.3 |
Head-to-head All 28 comparisons →
- StarCraft II Editor vs Dota 2 Workshop Tools
- StarCraft II Editor vs OpenMW-CS
- StarCraft II Editor vs Warcraft III World Editor
- StarCraft II Editor vs WolvenKit
- StarCraft II Editor vs Arma 3 Tools
- StarCraft II Editor vs xEdit
- StarCraft II Editor vs DarkRadiant
- Dota 2 Workshop Tools vs OpenMW-CS
- Dota 2 Workshop Tools vs Warcraft III World Editor
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How we rank game modding tools
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update