codex

Unreal Editor Skills for Codex

Execute and verify live Unreal Editor work through Codex-ready MCP workflows.

1 on GitHubby Community Maintainersv0.4.6MITupdated 20 days agoDeveloper Tools

Plugin unreal-editor-skills-for-codex in fairypark/unreal-editor-skills-for-codex. Commands read from the repo's manifest — 19 days ago.

This plugin runs code on your machine — its hooks fire automatically on events like tool use. The exact commands are listed below; read them before installing.

What it installs

Skills (6)

  • building-grounding

    Place or repair building Actors on sloped Landscape terrain by sampling all four load-bearing base corners, fitting a support plane, preserving the intended footprint and scale, and verifying contact at every corner. Use when a building floats, sinks, tilts, or spans uneven terrain; do not treat a c

  • create-toolset

    Create or extend Unreal Engine ToolsetRegistry toolsets exposed through unreal-mcp. Trigger when adding, exposing, or registering an AI-callable static method; creating a C++ or Python toolset; editing Toolsets folders; using UToolsetDefinition, AICallable, toolset_registry.tool_call, or ToolsetRegi

  • environment-level-design

    Execute, rebuild, dress, inspect, or verify Unreal Engine environment levels in a live Editor through available MCP toolsets. Use for Landscape, PCG, Foliage, materials, lighting, collision, persistent-camera evidence, visual-quality workspace setup, or production-template installation. For new or n

  • unreal-mcp

    Use a live Unreal Editor through the unreal-mcp server. Trigger for inspecting or changing levels, actors, Blueprints, widgets, materials, Niagara, Control Rigs, Sequencer, behavior/state trees, GAS, meshes, assets, Editor selection, automation tests, or Live Coding. Also trigger on .uproject files,

  • unreal-skill

    Create, update, or review an Unreal Engine Agent Skill registered inside a live Unreal project, distinct from Codex SKILL.md files. Trigger for UAgentSkill, AgentSkillToolset CreateSkill/ListSkills/GetSkills/UpdateSkill, Python @agent_skill classes, skill UAssets, or project/plugin Skills folders. D

  • unreal-usage-metrics

    Manage the optional local-only usage metrics for Unreal Editor Skills for Codex and extension-specific usefulness summaries. Trigger when the user accepts or declines the first-use metrics prompt, or asks to enable, disable, inspect, summarize, share an aggregate, rate, or delete the plugin's stored

MCP servers (1)

  • unreal-mcp

    connects to: http://127.0.0.1:8008/mcp

Hooks (5)

  • SessionStart

    powershell.exe -NoProfile -ExecutionPolicy Bypass -File "${PLUGIN_ROOT}/hooks/unreal-context.ps1"

  • SessionStart

    powershell.exe -NoProfile -ExecutionPolicy Bypass -File "${PLUGIN_ROOT}/scripts/usage-metrics.ps1" -Action Hook

  • PreToolUse

    powershell.exe -NoProfile -ExecutionPolicy Bypass -File "${PLUGIN_ROOT}/scripts/usage-metrics.ps1" -Action Hook

  • PostToolUse

    powershell.exe -NoProfile -ExecutionPolicy Bypass -File "${PLUGIN_ROOT}/scripts/usage-metrics.ps1" -Action Hook

  • Stop

    powershell.exe -NoProfile -ExecutionPolicy Bypass -File "${PLUGIN_ROOT}/scripts/usage-metrics.ps1" -Action Hook

View source on GitHub

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Suggest relevant assets from each user's own Fab library during Unreal Engine work.

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