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unity-profiler

unity-profiler

github.com/besty0728Development1.9k85 installsUpdated today
Repository

About unity-profiler

unity-profiler is a set of skills for reading Unity runtime performance data, for developers checking frame rate, memory, and rendering metrics. It provides read-only snapshots rather than Profiler recording controls.

Key features

  1. 01Read FPS, memory, and batch counts
  2. 02Inspect runtime objects by memory use
  3. 03Measure texture, mesh, material, and audio memory
  4. 04Retrieve rendering statistics
  5. 05Count loaded objects and AssetBundles

Use cases

  1. 01Check runtime frame rate and batch counts
  2. 02Find runtime objects with high memory use
  3. 03Review texture or mesh memory usage
  4. 04Inspect rendering metrics and loaded AssetBundles

MCP support

MCP clients can call these read-only skills to retrieve Unity performance and memory snapshots.

Install

Copy the command and run it in a terminal.

$npx skills add https://github.com/besty0728/unity-skills --skill unity-profiler

After installing, type/unity-profilerin Claude Code to confirm it loaded.

Details

From the project README

Before calling any skill in this module: if you are about to call a skill with parameters guessed from its name or description, STOP — read this file (or fetch its schema via GET /skills/recommend?includeSchema=true) first. If you already have the parameter definitions from recommend/schema, you may proceed straight to dryRun.

Triggers

  • Checking runtime performance
  • Taking a profiler snapshot
  • Inspecting memory/frame stats
  • 查看运行时性能、抓取 profiler 快照、检查内存/帧率统计

Profiler Skills

Get performance statistics.

Operating Mode

  • Approval / Auto / Bypass: 所有 skill 直接执行。本模块全部标 ReadOnly = true, Mode = SkillMode.SemiAuto,三档模式下都不需要 grant。
  • 本模块不含 Delete / PlayMode / Reload / RiskLevel=high 类 skill —— 没有 IsForbiddenInSemi 拦截。
  • 注:本组 skill 仅做"瞬时快照"读取,不是 Profiler 录制控制;持续采样请用 Unity Profiler 窗口。

DO NOT (common hallucinations):

  • profiler_start / profiler_stop do not exist → profiler skills are read-only snapshots, not recording controls
  • profiler_record does not exist → use Unity Profiler window for recording
  • profiler_analyze / profiler_get_fps do not exist → use profiler_get_stats (FPS, batches, draw calls) or profiler_get_memory (heap sizes)

Routing:

  • For scene performance hints → use perception module's scene_performance_hints
  • For memory info → debug_get_memory_info (debug module) or profiler_get_memory (this module)
  • For optimization suggestions → use optimization module

Skills

profiler_get_stats

Get performance statistics (FPS, Memory, Batches). Parameters: None.

Returns:

{
  "fps": 60.0,
  "triangles": 1500,
  "batches": 12,
  "memory": { "totalAllocatedMB": 256.5, ... }
}
profiler_get_memory

Get memory usage overview (total allocated, reserved, mono heap). Parameters: None.

Returns: { success, totalAllocatedMB, totalReservedMB, unusedReservedMB, monoHeapMB, monoUsedMB }

profiler_get_runtime_memory

Get top N objects by runtime memory usage in the scene.

ParameterTypeRequiredDefaultDescription
limitintNo20Maximum number of objects to return

Returns: { success, totalTrackedMB, showing, objects: [{ name, type, sizeKB }] }

profiler_get_texture_memory

Get memory usage of all loaded textures.

ParameterTypeRequiredDefaultDescription
limitintNo50Maximum number of textures to return

Returns: { success, totalCount, totalMB, topTextures: [{ name, type, sizeKB, width, height }] }

profiler_get_mesh_memory

Get memory usage of all loaded meshes.

ParameterTypeRequiredDefaultDescription
limitintNo50Maximum number of meshes to return

Returns: { success, totalCount, totalMB, topMeshes: [{ name, sizeKB, vertices, triangles }] }

profiler_get_material_memory

Get memory usage of all loaded materials.

ParameterTypeRequiredDefaultDescription
limitintNo50Maximum number of materials to return

Returns: { success, totalCount, totalMB, topMaterials: [{ name, shader, sizeKB }] }

profiler_get_audio_memory

Get memory usage of all loaded AudioClips.

ParameterTypeRequiredDefaultDescription
limitintNo50Maximum number of clips to return

Returns: { success, totalCount, totalMB, topClips: [{ name, sizeKB, length, channels, frequency }] }

profiler_get_object_count

Count all loaded objects grouped by type.

ParameterTypeRequiredDefaultDescription
topNintNo20Number of top types to return

Returns: { success, totalObjects, topTypes: [{ type, count }] }

profiler_get_rendering_stats

Get rendering statistics (batches, triangles, vertices, etc.). Parameters: None.

Returns: { success, frameTime, renderTime, triangles, vertices, batches, setPassCalls, drawCalls, dynamicBatchedDrawCalls, staticBatchedDrawCalls, instancedBatchedDrawCalls, shadowCasters }

profiler_get_asset_bundle_stats

Get information about all loaded AssetBundles. Parameters: None.

Returns: { success, count, bundles: [{ name, isStreamedSceneAssetBundle }] }

Exact Signatures

Exact names, parameters, defaults, and returns are defined by GET /skills/schema or unity_skills.get_skill_schema(), not by this file.

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