diff --git a/packages/cli/src/const.ts b/packages/cli/src/const.ts
new file mode 100644
index 0000000..241225e
--- /dev/null
+++ b/packages/cli/src/const.ts
@@ -0,0 +1,53 @@
+import z from 'zod'
+
+export const REGISTRY_URL = 'https://ui.psw.kr/registry.json'
+export const CONFIG_DEFAULT_PATH = 'pswui.config.js'
+
+export interface Registry {
+  base: string
+  components: Record<string, string>
+}
+
+export interface Config {
+  /**
+   * Path that cli will create a file.
+   */
+  paths?: {
+    components?: 'src/pswui/components' | string
+    shared?: 'src/pswui/shared.ts' | string
+  }
+  /**
+   * Absolute path that will used for import in component
+   */
+  import?: {
+    shared?: '@pswui-shared' | string
+  }
+}
+export type ResolvedConfig<T = Config> = {
+  [k in keyof T]-?: NonNullable<T[k]> extends object ? ResolvedConfig<NonNullable<T[k]>> : T[k]
+}
+
+export const DEFAULT_CONFIG = {
+  paths: {
+    components: 'src/pswui/components',
+    shared: 'src/pswui/shared.ts',
+  },
+  import: {
+    shared: '@pswui-shared',
+  },
+}
+export const configZod = z.object({
+  paths: z
+    .object({
+      components: z.string().optional().default(DEFAULT_CONFIG.paths.components),
+      shared: z.string().optional().default(DEFAULT_CONFIG.paths.shared),
+    })
+    .optional()
+    .default(DEFAULT_CONFIG.paths),
+  import: z
+    .object({
+      shared: z.string().optional().default(DEFAULT_CONFIG.import.shared),
+    })
+    .optional()
+    .default(DEFAULT_CONFIG.import),
+})
diff --git a/packages/cli/src/helpers/config.ts b/packages/cli/src/helpers/config.ts
new file mode 100644
index 0000000..8722d29
--- /dev/null
+++ b/packages/cli/src/helpers/config.ts
@@ -0,0 +1,18 @@
+import {CONFIG_DEFAULT_PATH, DEFAULT_CONFIG, ResolvedConfig} from '../const.js'
+import {configZod} from '../const.js'
+import {join} from 'node:path'
+import {existsSync} from 'node:fs'
+
+export async function loadConfig(config?: string): Promise<unknown> {
+  const configPath = join(process.cwd(), config ?? CONFIG_DEFAULT_PATH)
+
+  if (existsSync(configPath)) {
+    return (await import(configPath)).default
+  } else {
+    return DEFAULT_CONFIG
+  }
+}
+
+export async function validateConfig(config?: unknown): Promise<ResolvedConfig> {
+  return await configZod.parseAsync(config)
+}
diff --git a/packages/cli/src/helpers/path.ts b/packages/cli/src/helpers/path.ts
new file mode 100644
index 0000000..af04070
--- /dev/null
+++ b/packages/cli/src/helpers/path.ts
@@ -0,0 +1,14 @@
+import {ResolvedConfig} from '../const.js'
+import {readdir} from 'node:fs/promises'
+import {existsSync} from 'node:fs'
+import {join} from 'node:path'
+
+export async function getComponentsInstalled(components: string[], config: ResolvedConfig) {
+  const componentPath = join(process.cwd(), config.paths.components)
+  if (existsSync(componentPath)) {
+    const dir = await readdir(componentPath)
+    return dir.reduce((prev, current) => (components.includes(current) ? [...prev, current] : prev), [] as string[])
+  } else {
+    return []
+  }
+}
diff --git a/packages/cli/src/helpers/registry.ts b/packages/cli/src/helpers/registry.ts
new file mode 100644
index 0000000..44cbe88
--- /dev/null
+++ b/packages/cli/src/helpers/registry.ts
@@ -0,0 +1,13 @@
+import {REGISTRY_URL, Registry} from '../const.js'
+
+export async function getRegistry(): Promise<Registry> {
+  return (await (await fetch(REGISTRY_URL)).json()) as Registry
+}
+
+export async function getAvailableComponentNames(registry: Registry): Promise<string[]> {
+  return Object.keys(registry.components)
+}
+
+export async function getComponentURL(registry: Registry, componentName: string): Promise<string> {
+  return registry.base.replace('{componentName}', registry.components[componentName])
+}
diff --git a/packages/cli/src/index.ts b/packages/cli/src/index.ts
index e32b0b2..9725459 100644
--- a/packages/cli/src/index.ts
+++ b/packages/cli/src/index.ts
@@ -1 +1,2 @@
 export {run} from '@oclif/core'
+export * from './public.js'
diff --git a/packages/cli/src/public.ts b/packages/cli/src/public.ts
new file mode 100644
index 0000000..b63f759
--- /dev/null
+++ b/packages/cli/src/public.ts
@@ -0,0 +1,7 @@
+import {Config} from './const.js'
+
+function buildConfig(config: Config): Config {
+  return config
+}
+
+export {Config, buildConfig}