diff --git a/.github/workflows/ui-patterns-tests.yml b/.github/workflows/ui-patterns-tests.yml
new file mode 100644
index 00000000000..a2fe4dc775f
--- /dev/null
+++ b/.github/workflows/ui-patterns-tests.yml
@@ -0,0 +1,34 @@
+name: UI Patterns Tests
+
+on:
+  pull_request:
+    branches: [master]
+    paths:
+      - 'packages/ui-patterns/**'
+
+# Cancel old builds on new commit for same workflow + branch/PR
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          sparse-checkout: |
+            packages
+
+      - name: Use Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: '.nvmrc'
+          cache: 'npm'
+
+      - name: Install deps
+        run: npm ci
+
+      - name: Run tests
+        run: npm run test:ui-patterns
diff --git a/package-lock.json b/package-lock.json
index 30964ca48e5..bccfec2311a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19120,6 +19120,7 @@
       "os": [
         "darwin"
       ],
+      "peer": true,
       "engines": {
         "node": ">=10"
       }
@@ -31674,8 +31675,9 @@
     },
     "node_modules/jest": {
       "version": "29.7.0",
+      "resolved": "https://registry.npmjs.org/jest/-/jest-29.7.0.tgz",
+      "integrity": "sha512-NIy3oAFp9shda19hy4HK0HRTWKtPJmGdnvywu01nOqNC2vZg+Z+fvJDxpMQA88eb2I9EcafcdjYgsDthnYTvGw==",
       "dev": true,
-      "license": "MIT",
       "dependencies": {
         "@jest/core": "^29.7.0",
         "@jest/types": "^29.6.3",
@@ -48884,9 +48886,10 @@
       "license": "Apache-2.0"
     },
     "node_modules/ts-jest": {
-      "version": "29.1.1",
+      "version": "29.1.2",
+      "resolved": "https://registry.npmjs.org/ts-jest/-/ts-jest-29.1.2.tgz",
+      "integrity": "sha512-br6GJoH/WUX4pu7FbZXuWGKGNDuU7b8Uj77g/Sp7puZV6EXzuByl6JrECvm0MzVzSTkSHWTihsXt+5XYER5b+g==",
       "dev": true,
-      "license": "MIT",
       "dependencies": {
         "bs-logger": "0.x",
         "fast-json-stable-stringify": "2.x",
@@ -48901,7 +48904,7 @@
         "ts-jest": "cli.js"
       },
       "engines": {
-        "node": "^14.15.0 || ^16.10.0 || >=18.0.0"
+        "node": "^16.10.0 || ^18.0.0 || >=20.0.0"
       },
       "peerDependencies": {
         "@babel/core": ">=7.0.0-beta.0 <8",
@@ -52554,11 +52557,14 @@
         "remark-gfm": "^4.0.0",
         "sql-formatter": "^15.3.1",
         "tsconfig": "*",
-        "ui": "*"
+        "ui": "*",
+        "valtio": "*"
       },
       "devDependencies": {
         "@types/common-tags": "^1.8.4",
-        "api-types": "*"
+        "api-types": "*",
+        "jest": "^29.7.0",
+        "ts-jest": "^29.1.2"
       },
       "peerDependencies": {
         "next": "*",
diff --git a/package.json b/package.json
index fabe54eaa71..dc424273316 100644
--- a/package.json
+++ b/package.json
@@ -27,6 +27,7 @@
     "docker:remove": "cd docker && docker compose -f docker-compose.yml -f ./dev/docker-compose.dev.yml rm -vfs",
     "test:docs": "turbo run test --filter=docs",
     "test:ui": "turbo run test --filter=ui",
+	"test:ui-patterns": "turbo run test --filter=ui-patterns",
     "test:studio": "turbo run test --filter=studio",
     "test:studio:watch": "turbo run test --filter=studio -- watch",
     "test:playwright": "npm --prefix playwright-tests run test",
diff --git a/packages/ui-patterns/CommandMenu/internal/Command.tsx b/packages/ui-patterns/CommandMenu/internal/Command.tsx
new file mode 100644
index 00000000000..7d09e407635
--- /dev/null
+++ b/packages/ui-patterns/CommandMenu/internal/Command.tsx
@@ -0,0 +1,35 @@
+import { type ReactNode } from 'react'
+
+type ICommand = IActionCommand | IRouteCommand
+
+interface IBaseCommand {
+  id: string
+  name: string
+  value?: string
+  className?: string
+  forceMount?: boolean
+  badge?: () => ReactNode
+  icon?: () => ReactNode
+  /**
+   * Whether the item should be hidden until searched
+   */
+  defaultHidden?: boolean
+  /**
+   * Curerntly unused
+   */
+  keywords?: string[]
+  /**
+   * Currently unused
+   */
+  shortcut?: string
+}
+
+interface IActionCommand extends IBaseCommand {
+  action: () => void
+}
+
+interface IRouteCommand extends IBaseCommand {
+  route: `/${string}` | `http${string}`
+}
+
+export type { ICommand }
diff --git a/packages/ui-patterns/CommandMenu/internal/CommandSection.tsx b/packages/ui-patterns/CommandMenu/internal/CommandSection.tsx
new file mode 100644
index 00000000000..7fad0501156
--- /dev/null
+++ b/packages/ui-patterns/CommandMenu/internal/CommandSection.tsx
@@ -0,0 +1,23 @@
+import { type ICommand } from './Command'
+
+type ICommandSection = {
+  id: string
+  name: string
+  forceMount: boolean
+  commands: Array<ICommand>
+}
+
+const toSectionId = (str: string) => str.toLowerCase().replace(/\s+/g, '-')
+
+const section$new = (
+  name: string,
+  { forceMount = false, id }: { forceMount?: boolean; id?: string } = {}
+): ICommandSection => ({
+  id: id ?? toSectionId(name),
+  name,
+  forceMount,
+  commands: [],
+})
+
+export { section$new }
+export type { ICommandSection }
diff --git a/packages/ui-patterns/CommandMenu/internal/state/commandsState.ts b/packages/ui-patterns/CommandMenu/internal/state/commandsState.ts
new file mode 100644
index 00000000000..ad91bfa268c
--- /dev/null
+++ b/packages/ui-patterns/CommandMenu/internal/state/commandsState.ts
@@ -0,0 +1,76 @@
+import { proxy } from 'valtio'
+import { type ICommand } from '../Command'
+import { type ICommandSection, section$new } from '../CommandSection'
+
+type OrderSectionInstruction = (sections: ICommandSection[], idx: number) => ICommandSection[]
+type OrderCommandsInstruction = (
+  commands: ICommand[],
+  commandsToInsert: ICommand[]
+) => Array<ICommand>
+type CommandOptions = {
+  deps?: any[]
+  enabled?: boolean
+  forceMountSection?: boolean
+  orderSection?: OrderSectionInstruction
+  orderCommands?: OrderCommandsInstruction
+}
+
+type ICommandsState = {
+  commandSections: ICommandSection[]
+  registerSection: (
+    sectionName: string,
+    commands: ICommand[],
+    options?: CommandOptions
+  ) => () => void
+}
+
+const initCommandsState = () => {
+  const state: ICommandsState = proxy({
+    commandSections: [],
+    registerSection: (sectionName, commands, options) => {
+      let editIndex = state.commandSections.findIndex((section) => section.name === sectionName)
+      if (editIndex === -1) editIndex = state.commandSections.length
+
+      state.commandSections[editIndex] ??= section$new(sectionName)
+
+      if (options?.forceMountSection) state.commandSections[editIndex].forceMount = true
+
+      if (options?.orderCommands) {
+        state.commandSections[editIndex].commands = options.orderCommands(
+          state.commandSections[editIndex].commands,
+          commands
+        )
+      } else {
+        state.commandSections[editIndex].commands.push(...commands)
+      }
+
+      state.commandSections =
+        options?.orderSection?.(state.commandSections, editIndex) ?? state.commandSections
+
+      return () => {
+        const idx = state.commandSections.findIndex((section) => section.name === sectionName)
+        if (idx !== -1) {
+          const filteredCommands = state.commandSections[idx].commands.filter(
+            (command) => !commands.map((cmd) => cmd.id).includes(command.id)
+          )
+          if (!filteredCommands.length) {
+            state.commandSections.splice(idx, 1)
+          } else {
+            state.commandSections[idx].commands = filteredCommands
+          }
+        }
+      }
+    },
+  })
+
+  return state
+}
+
+const orderSectionFirst = (sections: ICommandSection[], idx: number) => [
+  sections[idx],
+  ...sections.slice(0, idx),
+  ...sections.slice(idx + 1),
+]
+
+export { initCommandsState, orderSectionFirst }
+export type { ICommandsState, CommandOptions }
diff --git a/packages/ui-patterns/CommandMenu/internal/state/commandsStates.test.ts b/packages/ui-patterns/CommandMenu/internal/state/commandsStates.test.ts
new file mode 100644
index 00000000000..28f5121adb8
--- /dev/null
+++ b/packages/ui-patterns/CommandMenu/internal/state/commandsStates.test.ts
@@ -0,0 +1,164 @@
+import { type ICommandSection, section$new } from '../CommandSection'
+import { initCommandsState, orderSectionFirst, type ICommandsState } from './commandsState'
+
+describe('orderSectionFirst', () => {
+  it('Orders newly created section first', () => {
+    const first = section$new('First')
+    const second = section$new('Second')
+    const third = section$new('Third')
+    const sections = [first, second, third]
+
+    const expected = [third, first, second]
+    const actual = orderSectionFirst(sections, 2)
+    expect(actual).toEqual(expected)
+  })
+
+  it('Orders sole section first', () => {
+    const only = section$new('Only')
+    const sections = [only]
+
+    const actual = orderSectionFirst(sections, 0)
+    expect(actual).toEqual(sections)
+  })
+
+  it('Orders existing section first', () => {
+    const first = section$new('First')
+    const second = section$new('Second')
+    const third = section$new('Third')
+    const sections = [first, second, third]
+
+    const expected = [second, first, third]
+    const actual = orderSectionFirst(sections, 1)
+    expect(actual).toEqual(expected)
+  })
+})
+
+describe('commandState', () => {
+  let commandsState: ICommandsState
+
+  beforeEach(() => {
+    commandsState = initCommandsState()
+  })
+
+  it('Registers commands in new section', () => {
+    const sectionName = 'Section'
+    const commands = [
+      { id: 'first', name: 'First', action: () => {} },
+      { id: 'second', name: 'Second', action: () => {} },
+    ]
+
+    const expected = [section$new(sectionName)]
+    expected[0].commands = commands
+
+    commandsState.registerSection(sectionName, commands)
+
+    expect(commandsState.commandSections).toEqual(expected)
+  })
+
+  it('Registers command in pre-existing section', () => {
+    const sectionA = 'A'
+    const sectionB = 'B'
+
+    const existingCommands = [
+      { id: 'first', name: 'First', action: () => {} },
+      { id: 'second', name: 'Second', action: () => {} },
+    ]
+
+    const commandsToAdd = [{ id: 'third', name: 'Third', action: () => {} }]
+
+    const sections = [section$new(sectionA), section$new(sectionB)]
+    sections[0].commands = existingCommands
+    commandsState.commandSections = sections
+
+    const expected = [section$new(sectionA), section$new(sectionB)]
+    expected[0].commands = existingCommands
+    expected[0].commands = expected[0].commands.concat(commandsToAdd)
+
+    commandsState.registerSection('A', commandsToAdd)
+    expect(commandsState.commandSections).toEqual(expected)
+  })
+
+  it('Reorders sections if orderSection is given', () => {
+    const sectionA = 'A'
+    const sectionB = 'B'
+
+    const commands = [{ id: 'first', name: 'First', action: () => {} }]
+
+    const sections = [section$new(sectionA), section$new(sectionB)]
+    commandsState.commandSections = sections
+
+    const expected = [section$new(sectionB), section$new(sectionA)]
+    expected[0].commands = commands
+
+    commandsState.registerSection('B', commands, { orderSection: orderSectionFirst })
+    expect(commandsState.commandSections).toEqual(expected)
+  })
+
+  it('Reorders commands if orderCommands is given', () => {
+    const sectionName = 'Section'
+
+    const existingCommands = [
+      { id: 'first', name: 'First', action: () => {} },
+      { id: 'second', name: 'Second', action: () => {} },
+    ]
+
+    const sections = [section$new(sectionName)]
+    sections[0].commands = existingCommands
+    commandsState.commandSections = sections
+
+    const commandsToAdd = [{ id: 'third', name: 'Third', action: () => {} }]
+
+    const expected = [section$new(sectionName)]
+    expected[0].commands = [existingCommands[0], commandsToAdd[0], existingCommands[1]]
+
+    commandsState.registerSection('Section', commandsToAdd, {
+      orderCommands: (oldCommands, newCommands) => {
+        const commands = [...oldCommands]
+        commands.splice(1, 0, ...newCommands)
+        return commands
+      },
+    })
+
+    expect(commandsState.commandSections).toEqual(expected)
+  })
+
+  it('Unregisters commands when returned function is called', () => {
+    const sectionName = 'Section'
+    const firstCommands = [{ id: 'command', name: 'Command', action: () => {} }]
+    const secondCommands = [{ id: 'second', name: 'Second', action: () => {} }]
+
+    const expected = [section$new(sectionName)]
+    expected[0].commands = [...firstCommands, ...secondCommands]
+
+    commandsState.registerSection(sectionName, firstCommands)
+    const unregister = commandsState.registerSection(sectionName, secondCommands)
+
+    expect(commandsState.commandSections).toEqual(expected)
+
+    const newExpected = [section$new(sectionName)]
+    newExpected[0].commands = firstCommands
+
+    unregister()
+    expect(commandsState.commandSections).toHaveLength(1)
+    expect(commandsState.commandSections[0].commands).toHaveLength(1)
+    expect(commandsState.commandSections).toEqual(newExpected)
+  })
+
+  it('Unregisters entire section if no commands remain', () => {
+    const sectionName = 'Section'
+    const commands = [{ id: 'command', name: 'Command', action: () => {} }]
+
+    const expected = [section$new(sectionName)]
+    expected[0].commands = commands
+
+    const unregister = commandsState.registerSection(sectionName, commands)
+
+    expect(commandsState.commandSections).toEqual(expected)
+
+    const newExpected: ICommandSection[] = []
+
+    unregister()
+    expect(commandsState.commandSections).toHaveLength(0)
+    expect(commandsState.commandSections).toEqual(newExpected)
+  })
+})
diff --git a/packages/ui-patterns/jest.config.js b/packages/ui-patterns/jest.config.js
new file mode 100644
index 00000000000..8bb37208d7a
--- /dev/null
+++ b/packages/ui-patterns/jest.config.js
@@ -0,0 +1,5 @@
+/** @type {import('ts-jest').JestConfigWithTsJest} */
+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'node',
+}
diff --git a/packages/ui-patterns/package.json b/packages/ui-patterns/package.json
index 37149976f0d..2561c1f3eb6 100644
--- a/packages/ui-patterns/package.json
+++ b/packages/ui-patterns/package.json
@@ -5,6 +5,7 @@
   "license": "MIT",
   "sideEffects": false,
   "scripts": {
+    "test": "jest",
     "typecheck": "tsc --noEmit"
   },
   "dependencies": {
@@ -27,11 +28,14 @@
     "remark-gfm": "^4.0.0",
     "sql-formatter": "^15.3.1",
     "tsconfig": "*",
-    "ui": "*"
+    "ui": "*",
+    "valtio": "*"
   },
   "devDependencies": {
     "@types/common-tags": "^1.8.4",
-    "api-types": "*"
+    "api-types": "*",
+    "jest": "^29.7.0",
+    "ts-jest": "^29.1.2"
   },
   "peerDependencies": {
     "next": "*",