diff --git a/packages/ts-migrate/cli.ts b/packages/ts-migrate/cli.ts
index 2868ae1..154d7ac 100644
--- a/packages/ts-migrate/cli.ts
+++ b/packages/ts-migrate/cli.ts
@@ -2,28 +2,13 @@
 
 /* eslint-disable no-await-in-loop, no-restricted-syntax */
 import path from 'path';
-import log from 'updatable-log';
 import yargs from 'yargs';
 
-import {
-  declareMissingClassPropertiesPlugin,
-  eslintFixPlugin,
-  explicitAnyPlugin,
-  hoistClassStaticsPlugin,
-  jsDocPlugin,
-  memberAccessibilityPlugin,
-  reactClassLifecycleMethodsPlugin,
-  reactClassStatePlugin,
-  reactDefaultPropsPlugin,
-  reactPropsPlugin,
-  reactShapePlugin,
-  stripTSIgnorePlugin,
-  tsIgnorePlugin,
-  Plugin,
-} from 'ts-migrate-plugins';
+import { eslintFixPlugin, stripTSIgnorePlugin, tsIgnorePlugin, Plugin } from 'ts-migrate-plugins';
 import { migrate, MigrateConfig } from 'ts-migrate-server';
 import init from './commands/init';
 import rename from './commands/rename';
+import { defaultMigrateConfig, migrateConfigFromFile, singlePluginConfig } from './config';
 
 // eslint-disable-next-line no-unused-expressions
 yargs
@@ -76,6 +61,8 @@ yargs
     (cmd) =>
       cmd
         .positional('folder', { type: 'string' })
+        .string('config')
+        .alias('config', 'c')
         .choices('defaultAccessibility', ['private', 'protected', 'public'] as const)
         .string('plugin')
         .string('privateRegex')
@@ -84,6 +71,7 @@ yargs
         .string('sources')
         .alias('sources', 's')
         .describe('sources', 'Path to a subset of your project to rename (globs are ok).')
+        .string('typeMap')
         .example('migrate /frontend/foo', 'Migrate all the files in /frontend/foo')
         .example(
           '$0 migrate /frontend/foo -s "bar/**/*" -s "node_modules/**/*.d.ts"',
@@ -94,77 +82,12 @@ yargs
       const rootDir = path.resolve(process.cwd(), args.folder);
       const { sources } = args;
       let config: MigrateConfig;
-
-      if (args.plugin) {
-        const availablePlugins = [
-          declareMissingClassPropertiesPlugin,
-          eslintFixPlugin,
-          explicitAnyPlugin,
-          hoistClassStaticsPlugin,
-          jsDocPlugin,
-          memberAccessibilityPlugin,
-          reactClassLifecycleMethodsPlugin,
-          reactClassStatePlugin,
-          reactDefaultPropsPlugin,
-          reactPropsPlugin,
-          reactShapePlugin,
-          stripTSIgnorePlugin,
-          tsIgnorePlugin,
-        ];
-        const plugin = availablePlugins.find((cur) => cur.name === args.plugin);
-        if (!plugin) {
-          log.error(`Could not find a plugin named ${args.plugin}.`);
-          process.exit(1);
-          return;
-        }
-        if (plugin === jsDocPlugin) {
-          const anyAlias = args.aliases === 'tsfixme' ? '$TSFixMe' : undefined;
-          const typeMap = typeof args.typeMap === 'string' ? JSON.parse(args.typeMap) : undefined;
-          config = new MigrateConfig().addPlugin(jsDocPlugin, { anyAlias, typeMap });
-        } else {
-          config = new MigrateConfig().addPlugin(plugin, {});
-        }
+      if (args.config) {
+        config = migrateConfigFromFile(args.config);
+      } else if (args.plugin) {
+        config = singlePluginConfig(args.plugin, args);
       } else {
-        const airbnbAnyAlias = '$TSFixMe';
-        const airbnbAnyFunctionAlias = '$TSFixMeFunction';
-        // by default, we're not going to use any aliases in ts-migrate
-        const anyAlias = args.aliases === 'tsfixme' ? airbnbAnyAlias : undefined;
-        const anyFunctionAlias = args.aliases === 'tsfixme' ? airbnbAnyFunctionAlias : undefined;
-        const useDefaultPropsHelper = args.useDefaultPropsHelper === 'true';
-
-        const { defaultAccessibility, privateRegex, protectedRegex, publicRegex } = args;
-
-        config = new MigrateConfig()
-          .addPlugin(stripTSIgnorePlugin, {})
-          .addPlugin(hoistClassStaticsPlugin, { anyAlias })
-          .addPlugin(reactPropsPlugin, {
-            anyAlias,
-            anyFunctionAlias,
-            shouldUpdateAirbnbImports: true,
-          })
-          .addPlugin(reactClassStatePlugin, { anyAlias })
-          .addPlugin(reactClassLifecycleMethodsPlugin, { force: true })
-          .addPlugin(reactDefaultPropsPlugin, {
-            useDefaultPropsHelper,
-          })
-          .addPlugin(reactShapePlugin, {
-            anyAlias,
-            anyFunctionAlias,
-          })
-          .addPlugin(declareMissingClassPropertiesPlugin, { anyAlias })
-          .addPlugin(memberAccessibilityPlugin, {
-            defaultAccessibility,
-            privateRegex,
-            protectedRegex,
-            publicRegex,
-          })
-          .addPlugin(explicitAnyPlugin, { anyAlias })
-          // We need to run eslint-fix before ts-ignore because formatting may affect where
-          // the errors are that need to get ignored.
-          .addPlugin(eslintFixPlugin, {})
-          .addPlugin(tsIgnorePlugin, {})
-          // We need to run eslint-fix again after ts-ignore to fix up formatting.
-          .addPlugin(eslintFixPlugin, {});
+        config = defaultMigrateConfig(args);
       }
 
       const exitCode = await migrate({ rootDir, config, sources });
diff --git a/packages/ts-migrate/config.ts b/packages/ts-migrate/config.ts
new file mode 100644
index 0000000..3c23520
--- /dev/null
+++ b/packages/ts-migrate/config.ts
@@ -0,0 +1,133 @@
+import fs from 'fs';
+import log from 'updatable-log';
+import { MigrateConfig } from 'ts-migrate-server';
+
+import {
+  declareMissingClassPropertiesPlugin,
+  eslintFixPlugin,
+  explicitAnyPlugin,
+  hoistClassStaticsPlugin,
+  jsDocPlugin,
+  memberAccessibilityPlugin,
+  reactClassLifecycleMethodsPlugin,
+  reactClassStatePlugin,
+  reactDefaultPropsPlugin,
+  reactPropsPlugin,
+  reactShapePlugin,
+  stripTSIgnorePlugin,
+  tsIgnorePlugin,
+} from 'ts-migrate-plugins';
+
+const availablePlugins = [
+  declareMissingClassPropertiesPlugin,
+  eslintFixPlugin,
+  explicitAnyPlugin,
+  hoistClassStaticsPlugin,
+  jsDocPlugin,
+  memberAccessibilityPlugin,
+  reactClassLifecycleMethodsPlugin,
+  reactClassStatePlugin,
+  reactDefaultPropsPlugin,
+  reactPropsPlugin,
+  reactShapePlugin,
+  stripTSIgnorePlugin,
+  tsIgnorePlugin,
+];
+
+interface MigrateConfigJson {
+  globalOptions?: Record<string, unknown>;
+  plugins: PluginConfigJson[];
+}
+
+interface PluginConfigJson {
+  name: string;
+  options?: Record<string, unknown>;
+}
+
+function migrateConfigFromJson(json: MigrateConfigJson): MigrateConfig {
+  const config = new MigrateConfig();
+  json.plugins.forEach((pluginJson) => {
+    const plugin = availablePlugins.find((cur) => cur.name === pluginJson.name);
+    if (!plugin) {
+      log.error(`Could not find a plugin named ${pluginJson.name}.`);
+      process.exit(1);
+    }
+    config.addPlugin(plugin, { ...json.globalOptions, ...pluginJson.options });
+  });
+  return config;
+}
+
+export function migrateConfigFromFile(path: string): MigrateConfig {
+  return migrateConfigFromJson(JSON.parse(fs.readFileSync(path).toString()));
+}
+
+interface Args {
+  aliases?: string;
+  defaultAccessibility?: 'private' | 'protected' | 'public';
+  privateRegex?: string;
+  protectedRegex?: string;
+  publicRegex?: string;
+  typeMap?: string;
+  useDefaultPropsHelper?: string;
+}
+
+export function singlePluginConfig(pluginName: string, args: Args): MigrateConfig {
+  return migrateConfigFromJson({
+    globalOptions: {
+      anyAlias: args.aliases === 'tsfixme' ? '$TSFixMe' : undefined,
+    },
+    plugins: [
+      {
+        name: pluginName,
+        options: {
+          typeMap: pluginName === 'jsdoc' && args.typeMap ? JSON.parse(args.typeMap) : undefined,
+        },
+      },
+    ],
+  });
+}
+
+export function defaultMigrateConfig(args: Args): MigrateConfig {
+  const airbnbAnyAlias = '$TSFixMe';
+  const airbnbAnyFunctionAlias = '$TSFixMeFunction';
+  // by default, we're not going to use any aliases in ts-migrate
+  const anyAlias = args.aliases === 'tsfixme' ? airbnbAnyAlias : undefined;
+  const anyFunctionAlias = args.aliases === 'tsfixme' ? airbnbAnyFunctionAlias : undefined;
+  const useDefaultPropsHelper = args.useDefaultPropsHelper === 'true';
+
+  const { defaultAccessibility, privateRegex, protectedRegex, publicRegex } = args;
+
+  return (
+    new MigrateConfig()
+      .addPlugin(stripTSIgnorePlugin, {})
+      .addPlugin(hoistClassStaticsPlugin, { anyAlias })
+      .addPlugin(reactPropsPlugin, {
+        anyAlias,
+        anyFunctionAlias,
+        shouldUpdateAirbnbImports: true,
+      })
+      .addPlugin(reactClassStatePlugin, { anyAlias })
+      .addPlugin(reactClassLifecycleMethodsPlugin, { force: true })
+      .addPlugin(reactDefaultPropsPlugin, {
+        useDefaultPropsHelper,
+      })
+      .addPlugin(reactShapePlugin, {
+        anyAlias,
+        anyFunctionAlias,
+      })
+      .addPlugin(declareMissingClassPropertiesPlugin, { anyAlias })
+      .addPlugin(memberAccessibilityPlugin, {
+        defaultAccessibility,
+        privateRegex,
+        protectedRegex,
+        publicRegex,
+      })
+      .addPlugin(explicitAnyPlugin, { anyAlias })
+      // We need to run eslint-fix before ts-ignore because formatting may affect where
+      // the errors are that need to get ignored.
+      .addPlugin(eslintFixPlugin, {})
+      .addPlugin(tsIgnorePlugin, {})
+      // We need to run eslint-fix again after ts-ignore to fix up formatting.
+      .addPlugin(eslintFixPlugin, {})
+  );
+}