unreal-engine-skills-for-claude-code — 3 skills

Pinned source listing — machine-checked

What declarations and files are present in this pinned source?

Pinned source declarations and file hashes were listed.

Review

Machine-checked ·

Run UTC
Reviewed
Published
Updated

Observations · Limitations · Evidence

What we ran

Git blob acquisition followed by static source inspection.

What we saw

Listed 3 skill declarations. Ran 17 git commands; each one's exit status and output hash is in commands.json. Scope: acquisition and static inspection.

Limits

Scope: acquisition and static inspection. Command results: commands.json.

developer-tools · skills · Upstream source · Upstream documentation

Pinned source inspection only; no runtime platform was exercised. UTC 2026-10-20T00:19:02Z, tree bf648307a46538c7cfc8ffc2d1436c8cfdc39172b502c10576b872268709688b.

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Full record
name
unreal-engine-skills-for-claude-code — 3 skills
slug
source-skills-31eec2d140dfab218f799e2f
type
skills
category
developer-tools
example
false
evidence state
pinned_source_listing
stamp
Pinned source listing — machine-checked
summary
Pinned source declarations and file hashes were listed.
outcome
Listed 3 skill declarations. Ran 17 git commands; each one's exit status and output hash is in commands.json. Scope: acquisition and static inspection.
rule results
["The retained source tree matches its acquisition manifest.","Declared skill names (listing.json): create-toolset; unreal-mcp; unreal-skill"]
task
What declarations and files are present in this pinned source?
setup
Git blob acquisition followed by static source inspection.
limitations
Scope: acquisition and static inspection. Command results: commands.json.
source url
https://github.com/EpicGames/unreal-engine-skills-for-claude-code-plugin.git
documentation url
https://github.com/EpicGames/unreal-engine-skills-for-claude-code-plugin.git
commit
a6aa73ada02a9fb1f5415bec491f9942c519b297
tree sha256
bf648307a46538c7cfc8ffc2d1436c8cfdc39172b502c10576b872268709688b
file sha256
{".claude-plugin/plugin.json":"5aa984848f0fd48c94394651c66f5b200ee1e2583d8df8caeecc22bb550b4d44",".gitignore":"0fad2f57a9fac18ab4a66ac23d44485544bdabb5057c99b684d485f27b81e538","CODEOWNERS":"653d372559bee26d75fcee330142276c7d9cbccba214ef008ff5392b99550f0f","LICENSE":"5b337be051359edcdec510103aee15f5f870efb38b6d42eecd685dc3582314a6","README.md":"483693ad0e14d027525d25c3d3eb4883e774b2f8150013181f9625e2dd46b40e","hooks/hooks.json":"259124f0631b7d4b92e9e744003e8798b910c00dac201656b97906b3b5ebdc0c","hooks/unreal-context.sh":"d3f1c871cd4edd5210ee2f448c403e1a441e569a14a1405d1a3f199c65651fdd","skills/create-toolset/SKILL.md":"e9d050087f36de51f7eeef49adb0ba9ebc603b65f74f475bc53a6debfc1f7b1c","skills/unreal-mcp/SKILL.md":"7ef8b991a82f591c5776bb5fa167c2bc2269fd00338ed3e8534eacc551d038fa","skills/unreal-mcp/references/operations.md":"dbed002b4a46ab104274a31eb6682c3d277ce669216d0378df709f51567c3113","skills/unreal-mcp/references/setup.md":"bd16206ea142dc9cc1950b88af526a3137072ea152c5662e8549d21bc18a3b8a","skills/unreal-skill/SKILL.md":"7a0af781c458c7d192d6b23c16b5737922dc482470e2e4ef617bcda80f435087"}
lockfiles
["LOCK.json"]
utc date
2026-10-20T00:19:02Z
source date
2026-10-16
discovered date
2026-10-16
retested date
2026-10-20
reviewed date
2026-10-20
published date
2026-10-20
modified date
2026-10-20
reviewer
Machine-checked
harness version
toolwitness harness at commit 80347ac5c68b1268b011b015a8797984151a16e7
claude code version
Not applicable: static source inspection (commands.json).
model id
Not applicable: static source inspection (commands.json).
scanner version
Not applicable: static source inspection.
rulepack version
Not applicable: static source inspection.
agents
[]
commands
["Ran 17 git commands; each one's exit status and output hash is in commands.json. Scope: acquisition and static inspection."]
prompt list
["Not applicable: static source inspection (commands.json)."]
history
["2026-10-20T00:19:02Z: pinned source inspection"]
application
{"applicationCategory":"DeveloperApplication","name":"unreal-engine-skills-for-claude-code — 3 skills","operatingSystem":"Not exercised","softwareVersion":"a6aa73ada02a9fb1f5415bec491f9942c519b297"}
review input
{"claims":[{"field":"summary","id":"acquired","sources":["LOCK.json","listing.json","commands.json"],"text":"Pinned source declarations and file hashes were listed."},{"field":"outcome","id":"listed","sources":["LOCK.json","listing.json","commands.json"],"text":"Listed 3 skill declarations. Ran 17 git commands; each one's exit status and output hash is in commands.json. Scope: acquisition and static inspection."},{"field":"rule_results.0","id":"tree","sources":["LOCK.json","listing.json","commands.json"],"text":"The retained source tree matches its acquisition manifest."},{"field":"rule_results.1","id":"declared","sources":["LOCK.json","listing.json","commands.json"],"text":"Declared skill names (listing.json): create-toolset; unreal-mcp; unreal-skill"}],"evidence_sha256":{"LOCK.json":"2dc8b31c053c3f6fb0d161697922c86e9fec685e2ee3e08c1a4366c620de5af0","commands.json":"aa360da300af5f78f8bba9e6f3a9fac20e3d188e0503e236e9af94e1b8c273d1","complete.json":"91b504b43905fdc009504d516c45eea831f39a1995b9e7d69987c9756c936d6f","identity.json":"0e868dd74efa40c12cc70644508293e83c8d4e04562997fd065c508c2f190dda","listing.json":"4e3128b3875b7d93dfd97fab468b6a8f35f856517dd7671d9d590ea3c9294fe4","selection.json":"0ee6cf5e2f4ac80ffc4bfc9e72e290a9fb8ed9071f6f87aa9ccbfb1f0280b786"},"identity_artifact":"identity.json"}
review
{"codex":"72ec76e21a18f941307cbe5d3fd3ff141760a9d1708728753084e5cc753dd383","date":"2026-10-20","gates":"e2fbf2ea73603830fef2fb0b39917a9fd9e09d1af18d0e695f5fa8f538663e9e","grok":"2fb3755474613e1559bd0e63bfb664d8337ca95d74d53f08be300757a3a104cb","kind":"machine-checked","reviewed_sha256":"cdf056fb00ba14590a15a3bbb560bd64285153663d68e0386664a9f95109cf8c","summary":"Deterministic gates passed; every claim rebuilt from evidence with a reviewed template; Grok reported no standing refutation."}

Downloadable evidence

transcript

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Ran 17 git commands; each one's exit status and output hash is in commands.json. Scope: acquisition and static inspection.

sinkhole log

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Not applicable: static source inspection (commands.json).

canary log

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Not applicable: static source inspection (commands.json).

scanner output

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Not applicable: static source inspection (commands.json).

normalized text

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{
  "listing": {
    "skills": [
      {
        "path": "skills/create-toolset/SKILL.md",
        "name": "create-toolset",
        "description": "Use this skill when authoring or extending an Unreal Engine toolset, a class of static, AI-callable functions registered with `ToolsetRegistry` and exposed through the unreal-mcp server. Trigger when the user wants to add, expose, or register a new tool method, create a new toolset, or extend an existing one such as `BlueprintTools`, `StaticMeshTools`, `ObjectTools`, `LevelTools`, or `MaterialTools`. Concrete triggers: 'add a tool to X', 'expose this via MCP', 'register a function so Claude/the agent can call it', 'wire this into the toolset registry', 'create a new toolset for Y', 'add a Python toolset', 'make this AI-callable'; adding a `static` method to a `*Tools.cpp/.h/.py` file; editing files under a `Toolsets/` folder; designing tool parameters, return types, or struct schemas for a toolset. SKIP for: invoking existing tools at runtime (use unreal-mcp instead), authoring an Agent Skill (use unreal-skill), generic refactors that happen to touch a toolset file but don't add or redesign a tool, or unrelated uses of the word 'toolset'.",
        "files": {
          "skills/create-toolset/SKILL.md": "e9d050087f36de51f7eeef49adb0ba9ebc603b65f74f475bc53a6debfc1f7b1c"
        }
      },
      {
        "path": "skills/unreal-mcp/SKILL.md",
        "name": "unreal-mcp",
        "description": "Use this skill to perform actions inside an Unreal Engine project via a live-editor MCP connection. Trigger when the user wants to change, query, or run something in their Unreal Engine project, not for conceptual or docs questions. Concrete triggers: spawn/move/duplicate/transform actors in a level, open a `.uproject`, add things around a PlayerStart, create or edit a Blueprint/Widget/Material/Niagara/Control Rig/Sequencer/Behavior Tree/GAS ability, read or write properties on actors (e.g. `bIsLocked` on `BP_DoorActor`), Live Codi

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Disclaimer

This record lists declarations and file hashes from a pinned source tree. Git command results from acquisition and static inspection are retained in commands.json. Scope: acquisition and static inspection. It is not a security or quality verdict. Changed bytes are outside this record.

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