diff --git a/src/composables/node/useWatchWidget.test.ts b/src/composables/node/useWatchWidget.test.ts
index 61363a3f1..d85e7d3e6 100644
--- a/src/composables/node/useWatchWidget.test.ts
+++ b/src/composables/node/useWatchWidget.test.ts
@@ -7,7 +7,7 @@ import type { LGraphNode } from '@/lib/litegraph/src/litegraph'
 // Mock useChainCallback
 vi.mock('@/composables/functional/useChainCallback', () => ({
   useChainCallback: vi.fn((original, newCallback) => {
-    return function (this: any, ...args: any[]) {
+    return function (this: unknown, ...args: unknown[]) {
       original?.call(this, ...args)
       newCallback.call(this, ...args)
     }
@@ -18,8 +18,8 @@ describe('useComputedWithWidgetWatch', () => {
   const createMockNode = (
     widgets: Array<{
       name: string
-      value: any
-      callback?: (...args: any[]) => void
+      value: unknown
+      callback?: (...args: unknown[]) => void
     }> = []
   ) => {
     const mockNode = {
diff --git a/src/lib/litegraph/src/LGraphNodeProperties.test.ts b/src/lib/litegraph/src/LGraphNodeProperties.test.ts
index aca6fe391..bd78917c3 100644
--- a/src/lib/litegraph/src/LGraphNodeProperties.test.ts
+++ b/src/lib/litegraph/src/LGraphNodeProperties.test.ts
@@ -1,22 +1,23 @@
 import { beforeEach, describe, expect, it, vi } from 'vitest'
 
 import { LGraphNodeProperties } from '@/lib/litegraph/src/LGraphNodeProperties'
+import type { LGraph, LGraphNode } from '@/lib/litegraph/src/litegraph'
 
 describe('LGraphNodeProperties', () => {
-  let mockNode: any
-  let mockGraph: any
+  let mockNode: LGraphNode
+  let mockGraph: LGraph
 
   beforeEach(() => {
     mockGraph = {
       trigger: vi.fn()
-    }
+    } as unknown as LGraph
 
     mockNode = {
       id: 123,
       title: 'Test Node',
       flags: {},
       graph: mockGraph
-    }
+    } as unknown as LGraphNode
   })
 
   describe('property tracking', () => {
diff --git a/src/platform/updates/common/versionCompatibilityStore.test.ts b/src/platform/updates/common/versionCompatibilityStore.test.ts
index d6e9c15af..d88e15f1a 100644
--- a/src/platform/updates/common/versionCompatibilityStore.test.ts
+++ b/src/platform/updates/common/versionCompatibilityStore.test.ts
@@ -30,8 +30,8 @@ vi.mock('@vueuse/core', () => ({
 
 describe('useVersionCompatibilityStore', () => {
   let store: ReturnType<typeof useVersionCompatibilityStore>
-  let mockSystemStatsStore: any
-  let mockSettingStore: any
+  let mockSystemStatsStore: unknown
+  let mockSettingStore: unknown
 
   beforeEach(() => {
     setActivePinia(createPinia())
@@ -49,8 +49,12 @@ describe('useVersionCompatibilityStore', () => {
       get: vi.fn(() => false) // Default to warnings enabled
     }
 
-    vi.mocked(useSystemStatsStore).mockReturnValue(mockSystemStatsStore)
-    vi.mocked(useSettingStore).mockReturnValue(mockSettingStore)
+    vi.mocked(useSystemStatsStore).mockReturnValue(
+      mockSystemStatsStore as ReturnType<typeof useSystemStatsStore>
+    )
+    vi.mocked(useSettingStore).mockReturnValue(
+      mockSettingStore as ReturnType<typeof useSettingStore>
+    )
 
     store = useVersionCompatibilityStore()
   })
@@ -61,13 +65,17 @@ describe('useVersionCompatibilityStore', () => {
 
   describe('version compatibility detection', () => {
     it('should detect frontend is outdated when required version is higher', async () => {
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.25.0',
           required_frontend_version: '1.25.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
 
@@ -79,13 +87,17 @@ describe('useVersionCompatibilityStore', () => {
     it('should not warn when frontend is newer than backend', async () => {
       // Frontend: 1.24.0, Backend: 1.23.0, Required: 1.23.0
       // Frontend meets required version, no warning needed
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.23.0',
           required_frontend_version: '1.23.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
 
@@ -95,13 +107,17 @@ describe('useVersionCompatibilityStore', () => {
     })
 
     it('should not detect mismatch when versions are compatible', async () => {
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.24.0',
           required_frontend_version: '1.24.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
 
@@ -111,13 +127,17 @@ describe('useVersionCompatibilityStore', () => {
     })
 
     it('should handle missing version information gracefully', async () => {
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '',
           required_frontend_version: ''
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
 
@@ -127,13 +147,17 @@ describe('useVersionCompatibilityStore', () => {
     })
 
     it('should not detect mismatch when versions are not valid semver', async () => {
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '080e6d4af809a46852d1c4b7ed85f06e8a3a72be', // git hash
           required_frontend_version: 'not-a-version' // invalid semver format
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
 
@@ -144,13 +168,17 @@ describe('useVersionCompatibilityStore', () => {
 
     it('should not warn when frontend exceeds required version', async () => {
       // Frontend: 1.24.0 (from mock config)
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.22.0', // Backend is older
           required_frontend_version: '1.23.0' // Required is 1.23.0, frontend 1.24.0 meets this
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
 
@@ -164,13 +192,17 @@ describe('useVersionCompatibilityStore', () => {
     it('should show warning when there is a version mismatch and not dismissed', async () => {
       // No dismissals in storage
       mockDismissalStorage.value = {}
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.25.0',
           required_frontend_version: '1.25.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
 
@@ -184,13 +216,17 @@ describe('useVersionCompatibilityStore', () => {
         '1.24.0-1.25.0-1.25.0': futureTime
       }
 
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.25.0',
           required_frontend_version: '1.25.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
 
@@ -198,13 +234,17 @@ describe('useVersionCompatibilityStore', () => {
     })
 
     it('should not show warning when no version mismatch', async () => {
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.24.0',
           required_frontend_version: '1.24.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
 
@@ -213,35 +253,45 @@ describe('useVersionCompatibilityStore', () => {
 
     it('should not show warning when disabled via setting', async () => {
       // Enable the disable setting
-      mockSettingStore.get.mockReturnValue(true)
+      ;(
+        mockSettingStore as { get: ReturnType<typeof vi.fn> }
+      ).get.mockReturnValue(true)
 
       // Set up version mismatch that would normally show warning
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.25.0',
           required_frontend_version: '1.25.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
 
       expect(store.shouldShowWarning).toBe(false)
-      expect(mockSettingStore.get).toHaveBeenCalledWith(
-        'Comfy.VersionCompatibility.DisableWarnings'
-      )
+      expect(
+        (mockSettingStore as { get: ReturnType<typeof vi.fn> }).get
+      ).toHaveBeenCalledWith('Comfy.VersionCompatibility.DisableWarnings')
     })
   })
 
   describe('warning messages', () => {
     it('should generate outdated message when frontend is outdated', async () => {
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.25.0',
           required_frontend_version: '1.25.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
 
@@ -253,13 +303,17 @@ describe('useVersionCompatibilityStore', () => {
     })
 
     it('should return null when no mismatch', async () => {
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.24.0',
           required_frontend_version: '1.24.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
 
@@ -272,13 +326,17 @@ describe('useVersionCompatibilityStore', () => {
       const mockNow = 1000000
       vi.spyOn(Date, 'now').mockReturnValue(mockNow)
 
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.25.0',
           required_frontend_version: '1.25.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.checkVersionCompatibility()
       store.dismissWarning()
@@ -295,13 +353,17 @@ describe('useVersionCompatibilityStore', () => {
         '1.24.0-1.25.0-1.25.0': futureTime
       }
 
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.25.0',
           required_frontend_version: '1.25.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.initialize()
 
@@ -314,13 +376,17 @@ describe('useVersionCompatibilityStore', () => {
         '1.24.0-1.25.0-1.25.0': pastTime
       }
 
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.25.0',
           required_frontend_version: '1.25.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.initialize()
 
@@ -334,13 +400,17 @@ describe('useVersionCompatibilityStore', () => {
         '1.24.0-1.25.0-1.25.0': futureTime // Different version was dismissed
       }
 
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.26.0',
           required_frontend_version: '1.26.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.initialize()
 
@@ -351,8 +421,12 @@ describe('useVersionCompatibilityStore', () => {
   describe('initialization', () => {
     it('should fetch system stats if not available', async () => {
       const { until } = await import('@vueuse/core')
-      mockSystemStatsStore.systemStats = null
-      mockSystemStatsStore.isInitialized = false
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = null
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = false
 
       await store.initialize()
 
@@ -361,13 +435,17 @@ describe('useVersionCompatibilityStore', () => {
 
     it('should not fetch system stats if already available', async () => {
       const { until } = await import('@vueuse/core')
-      mockSystemStatsStore.systemStats = {
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).systemStats = {
         system: {
           comfyui_version: '1.24.0',
           required_frontend_version: '1.24.0'
         }
       }
-      mockSystemStatsStore.isInitialized = true
+      ;(
+        mockSystemStatsStore as { systemStats: unknown; isInitialized: boolean }
+      ).isInitialized = true
 
       await store.initialize()
 
diff --git a/src/platform/workflow/management/stores/workflowStore.test.ts b/src/platform/workflow/management/stores/workflowStore.test.ts
index 5b66b2777..7f65ee39f 100644
--- a/src/platform/workflow/management/stores/workflowStore.test.ts
+++ b/src/platform/workflow/management/stores/workflowStore.test.ts
@@ -364,10 +364,11 @@ describe('useWorkflowStore', () => {
 
       // Mock super.rename
       vi.spyOn(Object.getPrototypeOf(workflow), 'rename').mockImplementation(
-        async function (this: any, newPath: string) {
-          this.path = newPath
-          return this
-        } as any
+        async function (this: unknown, ...args: unknown[]) {
+          const newPath = args[0] as string
+          ;(this as typeof workflow).path = newPath
+          return this as typeof workflow
+        }
       )
 
       // Perform rename
@@ -387,10 +388,11 @@ describe('useWorkflowStore', () => {
 
       // Mock super.rename
       vi.spyOn(Object.getPrototypeOf(workflow), 'rename').mockImplementation(
-        async function (this: any, newPath: string) {
-          this.path = newPath
-          return this
-        } as any
+        async function (this: unknown, ...args: unknown[]) {
+          const newPath = args[0] as string
+          ;(this as typeof workflow).path = newPath
+          return this as typeof workflow
+        }
       )
 
       // Perform rename
diff --git a/src/renderer/extensions/vueNodes/widgets/composables/useRemoteWidget.test.ts b/src/renderer/extensions/vueNodes/widgets/composables/useRemoteWidget.test.ts
index ef6d15359..2adea433e 100644
--- a/src/renderer/extensions/vueNodes/widgets/composables/useRemoteWidget.test.ts
+++ b/src/renderer/extensions/vueNodes/widgets/composables/useRemoteWidget.test.ts
@@ -498,7 +498,7 @@ describe('useRemoteWidget', () => {
     })
 
     it('should handle rapid cache clearing during fetch', async () => {
-      let resolvePromise: (value: any) => void
+      let resolvePromise: (value: { data: unknown }) => void
       const delayedPromise = new Promise((resolve) => {
         resolvePromise = resolve
       })
@@ -519,7 +519,7 @@ describe('useRemoteWidget', () => {
     })
 
     it('should handle widget destroyed during fetch', async () => {
-      let resolvePromise: (value: any) => void
+      let resolvePromise: (value: { data: unknown }) => void
       const delayedPromise = new Promise((resolve) => {
         resolvePromise = resolve
       })
diff --git a/src/services/gateway/registrySearchGateway.test.ts b/src/services/gateway/registrySearchGateway.test.ts
index e51b164d1..511a5a978 100644
--- a/src/services/gateway/registrySearchGateway.test.ts
+++ b/src/services/gateway/registrySearchGateway.test.ts
@@ -9,8 +9,8 @@ vi.mock('@/services/providers/algoliaSearchProvider')
 vi.mock('@/services/providers/registrySearchProvider')
 
 describe('useRegistrySearchGateway', () => {
-  let consoleWarnSpy: any
-  let consoleInfoSpy: any
+  let consoleWarnSpy: ReturnType<typeof vi.spyOn>
+  let consoleInfoSpy: ReturnType<typeof vi.spyOn>
 
   beforeEach(() => {
     vi.clearAllMocks()
diff --git a/src/utils/colorUtil.test.ts b/src/utils/colorUtil.test.ts
index 0f21d5d15..36d845897 100644
--- a/src/utils/colorUtil.test.ts
+++ b/src/utils/colorUtil.test.ts
@@ -1,5 +1,6 @@
 import { describe, expect, it, vi } from 'vitest'
 
+import type { ColorAdjustOptions } from '@/utils/colorUtil'
 import {
   adjustColor,
   hexToRgb,
@@ -22,13 +23,16 @@ interface ColorTestCase {
 type ColorFormat = 'hex' | 'rgb' | 'rgba' | 'hsl' | 'hsla'
 
 vi.mock('es-toolkit/compat', () => ({
-  memoize: (fn: any) => fn
+  memoize: <T extends (...args: unknown[]) => unknown>(fn: T) => fn
 }))
 
 const targetOpacity = 0.5
 const targetLightness = 0.5
 
-const assertColorVariationsMatch = (variations: string[], adjustment: any) => {
+const assertColorVariationsMatch = (
+  variations: string[],
+  adjustment: ColorAdjustOptions
+) => {
   for (let i = 0; i < variations.length - 1; i++) {
     expect(adjustColor(variations[i], adjustment)).toBe(
       adjustColor(variations[i + 1], adjustment)