diff --git a/.tsconfig.json b/.tsconfig.json
deleted file mode 100644
index c5369ea..0000000
--- a/.tsconfig.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  "files": [],
-  "references": []
-}
diff --git a/examples/temp.html b/examples/temp.html
index 0a65a87..ed924f3 100644
--- a/examples/temp.html
+++ b/examples/temp.html
@@ -34,6 +34,7 @@
     <div id="root">
       
     </div>
+    <script src="../dist/HarmonyAccount.browser.js"></script>
     <script src="../dist/HarmonyCrypto.browser.js"></script>
     
    
diff --git a/examples/testNode.js b/examples/testNode.js
new file mode 100644
index 0000000..3b64abb
--- /dev/null
+++ b/examples/testNode.js
@@ -0,0 +1,23 @@
+const { Account } = require('../packages/harmony-account/lib/index.js');
+const {
+  getAddressFromPublicKey,
+} = require('../packages/harmony-crypto/lib/index.js');
+const {
+  isAddress,
+  isPrivateKey,
+} = require('../packages/harmony-utils/lib/index.js');
+
+// const a = Account.new();
+
+// console.log(isAddress(a.checksumAddress));
+
+const importKey =
+  '0x87b3ec80f36f9553fb63624d0805d87cfe461145c7be972d23db95fb1a53b1e7';
+
+const c = Account.add(importKey);
+
+// console.log(isPrivateKey(importKey));
+
+console.log(c);
+
+console.log(getAddressFromPublicKey(c.publicKey));
diff --git a/package.json b/package.json
index 6ac8052..b630696 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "build:ts": "tsc -b tsconfig.json",
     "bundle": "ts-node -P scripts/tsconfig.json scripts/bundle.ts umd,esm",
     "clean": "lerna clean --yes && lerna run clean && rimraf includes",
-    "schema": "ts-node -P scripts/tsconfig.json scripts/schema.ts core",
+    "schema": "ts-node -P scripts/tsconfig.json scripts/typings/schema.ts core",
     "test": "cross-env TEST_ENV=unit jest -c jest.config.js --rootDir=.",
     "test:build": "cross-env TEST_ENV=unit jest -c jest.build.config.js",
     "test:integration": "cross-env TEST_ENV=integration jest -c jest.iconfig.js --runInBand --verbose --collectCoverage=false",
@@ -93,12 +93,11 @@
     "tslint": "^5.11.0",
     "tslint-config-prettier": "^1.15.0",
     "typescript": "^3.2",
-    "typescript-json-schema": "^0.32.0",
+    "typescript-json-schema": "^0.36.0",
     "uglifyjs-webpack-plugin": "^2.1.2",
     "webpack": "^4.20.2",
     "webpack-command": "^0.4.1",
     "webpack-node-externals": "^1.7.2"
   },
-  "dependencies": {
-  }
+  "dependencies": {}
 }
diff --git a/packages/harmony-account/package.json b/packages/harmony-account/package.json
index 07f53dd..25af07b 100644
--- a/packages/harmony-account/package.json
+++ b/packages/harmony-account/package.json
@@ -1,11 +1,16 @@
 {
-  "name": "harmony-account",
+  "name": "@harmony/account",
   "version": "0.0.1",
   "description": "account and wallet for harmony",
-  "main": "index.js",
+  "main": "lib/index.js",
+  "typings":"lib/index.d.ts",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "author": "neeboo@firestack.one",
-  "license": "ISC"
+  "license": "ISC",
+  "dependencies": {
+    "@harmony/crypto": "^0.0.1",
+    "@harmony/utils": "^0.0.1"
+  }
 }
diff --git a/packages/harmony-account/src/account.ts b/packages/harmony-account/src/account.ts
index e69de29..add52ff 100644
--- a/packages/harmony-account/src/account.ts
+++ b/packages/harmony-account/src/account.ts
@@ -0,0 +1,55 @@
+import {
+  generatePrivateKey,
+  getAddressFromPrivateKey,
+  getPubkeyFromPrivateKey,
+  toChecksumAddress,
+} from '@harmony/crypto';
+
+import { isPrivateKey } from '@harmony/utils';
+
+class Account {
+  static new(): Account {
+    const newAcc = new Account()._new();
+    return newAcc;
+  }
+  static add(key: string): Account {
+    const newAcc = new Account()._import(key);
+    return newAcc;
+  }
+
+  privateKey?: string;
+  publicKey?: string;
+  address?: string;
+
+  get checksumAddress(): string {
+    return this.address ? toChecksumAddress(this.address) : '';
+  }
+  constructor(key?: string) {
+    if (key === null) {
+      this._new();
+    }
+  }
+
+  private _new(): Account {
+    const prv = generatePrivateKey();
+    if (!isPrivateKey(prv)) {
+      throw new Error('key gen failed');
+    }
+    this.privateKey = prv;
+    this.publicKey = getPubkeyFromPrivateKey(this.privateKey);
+    this.address = getAddressFromPrivateKey(this.privateKey);
+    return this;
+  }
+
+  private _import(key: string): Account {
+    if (!isPrivateKey(key)) {
+      throw new Error(`${key} is not PrivateKey`);
+    }
+    this.privateKey = key;
+    this.publicKey = getPubkeyFromPrivateKey(this.privateKey);
+    this.address = getAddressFromPrivateKey(this.privateKey);
+    return this;
+  }
+}
+
+export { Account };
diff --git a/packages/harmony-account/src/index.ts b/packages/harmony-account/src/index.ts
index e69de29..362a768 100644
--- a/packages/harmony-account/src/index.ts
+++ b/packages/harmony-account/src/index.ts
@@ -0,0 +1 @@
+export * from './account';
diff --git a/packages/harmony-account/src/types.ts b/packages/harmony-account/src/types.ts
new file mode 100644
index 0000000..e69de29
diff --git a/packages/harmony-account/tsconfig.json b/packages/harmony-account/tsconfig.json
new file mode 100644
index 0000000..20ea70f
--- /dev/null
+++ b/packages/harmony-account/tsconfig.json
@@ -0,0 +1,14 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+    "baseUrl": ".",
+    "paths": { "*": ["types/*"] },
+    "outDir": "lib",
+    "rootDir": "src"
+  },
+  "include": ["src", "../../typings/**/*.d.ts"],
+  "references": [
+    { "path": "../harmony-crypto" },
+    { "path": "../harmony-utils" }
+  ]
+}
diff --git a/packages/harmony-crypto/package.json b/packages/harmony-crypto/package.json
index 5d5c52c..634dab6 100644
--- a/packages/harmony-crypto/package.json
+++ b/packages/harmony-crypto/package.json
@@ -1,12 +1,20 @@
 {
-  "name": "harmony-crypto",
+  "name": "@harmony/crypto",
   "version": "0.0.1",
   "description": "crypto libraries for harmony",
-  "main": "index.js",
+  "main": "lib/index.js",
+  "node": "lib/index.js",
+  "browser": "dist/index.js",
+  "module": "dist/index.js",
+  "jsnext:main": "dist/index.js",
+  "typings":"lib/index.d.ts",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "author": "neeboo@firestack.one",
+  "publishConfig": {
+    "access": "public"
+  },
   "license": "ISC",
   "dependencies": {
     "aes-js": "^3.1.2",
diff --git a/packages/harmony-crypto/src/bytes.ts b/packages/harmony-crypto/src/bytes.ts
index 57c0ed1..73e948f 100644
--- a/packages/harmony-crypto/src/bytes.ts
+++ b/packages/harmony-crypto/src/bytes.ts
@@ -31,7 +31,9 @@ function addSlice(array: Uint8Array): Uint8Array {
   // tslint:disable-next-line: only-arrow-functions
   array.slice = function() {
     const args = Array.prototype.slice.call(arguments);
-    return addSlice(new Uint8Array(Array.prototype.slice.apply(array, args)));
+    return addSlice(
+      new Uint8Array(Array.prototype.slice.apply(array, [args[0], args[1]])),
+    );
   };
 
   return array;
@@ -59,7 +61,7 @@ export function isArrayish(value: any): value is Arrayish {
   return true;
 }
 
-export function arrayify(value: Arrayish | Hexable): Uint8Array {
+export function arrayify(value: Arrayish | Hexable): Uint8Array | null {
   if (value == null) {
     errors.throwError(
       'cannot convert null value to array',
@@ -82,7 +84,7 @@ export function arrayify(value: Arrayish | Hexable): Uint8Array {
       });
     }
 
-    if (match[1] !== '0x') {
+    if (match !== null && match[1] !== '0x') {
       errors.throwError(
         'hex string must have 0x prefix',
         errors.INVALID_ARGUMENT,
@@ -116,11 +118,17 @@ export function arrayify(value: Arrayish | Hexable): Uint8Array {
 }
 
 export function concat(objects: Arrayish[]): Uint8Array {
+  if (objects === null) {
+    throw new Error(`concat objects is null`);
+  }
   const arrays = [];
   let length = 0;
   // tslint:disable-next-line: prefer-for-of
   for (let i = 0; i < objects.length; i++) {
     const object = arrayify(objects[i]);
+    if (object == null) {
+      throw new Error('arrayify failed');
+    }
     arrays.push(object);
     length += object.length;
   }
@@ -137,7 +145,11 @@ export function concat(objects: Arrayish[]): Uint8Array {
 }
 
 export function stripZeros(value: Arrayish): Uint8Array {
-  let result: Uint8Array = arrayify(value);
+  let result: Uint8Array | null = arrayify(value);
+
+  if (result === null) {
+    throw new Error('arrayify failed');
+  }
 
   if (result.length === 0) {
     return result;
@@ -158,14 +170,16 @@ export function stripZeros(value: Arrayish): Uint8Array {
 }
 
 export function padZeros(value: Arrayish, length: number): Uint8Array {
-  value = arrayify(value);
-
-  if (length < value.length) {
+  const arrayifyValue = arrayify(value);
+  if (arrayifyValue === null) {
+    throw new Error('arrayify failed');
+  }
+  if (length < arrayifyValue.length) {
     throw new Error('cannot pad');
   }
 
   const result = new Uint8Array(length);
-  result.set(value, length - value.length);
+  result.set(arrayifyValue, length - arrayifyValue.length);
   return addSlice(result);
 }
 
@@ -230,7 +244,7 @@ export function hexlify(value: Arrayish | Hexable | number): string {
       });
     }
 
-    if (match[1] !== '0x') {
+    if (match !== null && match[1] !== '0x') {
       errors.throwError(
         'hex string must have 0x prefix',
         errors.INVALID_ARGUMENT,
@@ -326,7 +340,7 @@ function isSignature(value: any): value is Signature {
 }
 
 export function splitSignature(signature: Arrayish | Signature): Signature {
-  let v = 0;
+  let v: number | undefined = 0;
   let r = '0x';
   let s = '0x';
 
@@ -346,13 +360,16 @@ export function splitSignature(signature: Arrayish | Signature): Signature {
       v = parseInt(v, 16);
     }
 
-    let recoveryParam = signature.recoveryParam;
+    let recoveryParam = signature.recoveryParam || 1;
     if (recoveryParam == null && signature.v != null) {
-      recoveryParam = 1 - (v % 2);
+      recoveryParam = 1 - (typeof v !== 'number' ? 0 : v % 2);
     }
     v = 27 + recoveryParam;
   } else {
-    const bytes: Uint8Array = arrayify(signature);
+    const bytes: Uint8Array | null = arrayify(signature);
+    if (bytes === null) {
+      throw new Error('arrayify failed');
+    }
     if (bytes.length !== 65) {
       throw new Error('invalid signature');
     }
diff --git a/packages/harmony-crypto/src/errors.ts b/packages/harmony-crypto/src/errors.ts
index f232fa0..0d531bf 100644
--- a/packages/harmony-crypto/src/errors.ts
+++ b/packages/harmony-crypto/src/errors.ts
@@ -62,7 +62,11 @@ let _permanentCensorErrors = false;
 let _censorErrors = false;
 
 // @TODO: Enum
-export function throwError(message: string, code: string, params: any): never {
+export function throwError(
+  message: string,
+  code: string | null | undefined,
+  params: any,
+): never {
   if (_censorErrors) {
     throw new Error('unknown error');
   }
@@ -185,17 +189,17 @@ export function setLogLevel(logLevel: string): void {
   LogLevel = level;
 }
 
-function log(logLevel: string, args: any[]): void {
+function log(logLevel: string, args: [any?, ...any[]]): void {
   if (LogLevel > LogLevels[logLevel]) {
     return;
   }
   console.log.apply(console, args);
 }
 
-export function warn(...args: any[]): void {
+export function warn(...args: [any?, ...any[]]): void {
   log('warn', args);
 }
 
-export function info(...args: any[]): void {
+export function info(...args: [any?, ...any[]]): void {
   log('info', args);
 }
diff --git a/packages/harmony-crypto/src/keccak256.ts b/packages/harmony-crypto/src/keccak256.ts
index 5b10553..8c34852 100644
--- a/packages/harmony-crypto/src/keccak256.ts
+++ b/packages/harmony-crypto/src/keccak256.ts
@@ -3,5 +3,9 @@ import * as sha3 from 'js-sha3';
 import { arrayify, Arrayish } from './bytes';
 
 export function keccak256(data: Arrayish): string {
-  return '0x' + sha3.keccak_256(arrayify(data));
+  const arrayified = arrayify(data);
+  if (arrayified) {
+    return '0x' + sha3.keccak_256(arrayified);
+  }
+  throw new Error('arrayify failed');
 }
diff --git a/packages/harmony-crypto/src/keyTool.ts b/packages/harmony-crypto/src/keyTool.ts
index 4bd6d7b..c091e20 100644
--- a/packages/harmony-crypto/src/keyTool.ts
+++ b/packages/harmony-crypto/src/keyTool.ts
@@ -1,11 +1,11 @@
 import elliptic from 'elliptic';
 import * as bytes from './bytes';
 import * as errors from './errors';
+
 import { keccak256 } from './keccak256';
 import { randomBytes } from './random';
 
 const secp256k1 = elliptic.ec('secp256k1');
-// const { curve } = secp256k1;
 
 /**
  * @function generatePrivateKey
@@ -32,10 +32,7 @@ export const generatePrivateKey = (): string => {
  * @return {string}
  */
 export const getPubkeyFromPrivateKey = (privateKey: string): string => {
-  const buffer = new Buffer(privateKey.slice(2), 'hex');
-  const ecKey = secp256k1.keyFromPrivate(buffer);
-  const publicKey = '0x' + ecKey.getPublic(true, 'hex');
-  return publicKey;
+  return '0x' + getPublic(privateKey, true);
 };
 
 /**
@@ -44,18 +41,26 @@ export const getPubkeyFromPrivateKey = (privateKey: string): string => {
  * @return {string} address with `length = 40`
  */
 export const getAddressFromPrivateKey = (privateKey: string): string => {
-  const publicKey = getPubkeyFromPrivateKey(privateKey);
+  const publicHash = '0x' + getPublic(privateKey).slice(2);
+  const publicKey = keccak256(publicHash);
   const address = '0x' + publicKey.slice(-40);
   return address;
 };
 
+export const getPublic = (privateKey: string, compress?: boolean): string => {
+  const ecKey = secp256k1.keyFromPrivate(privateKey.slice(2), 'hex');
+  return ecKey.getPublic(compress || false, 'hex');
+};
+
 /**
  * @function getAddressFromPublicKey
  * @param  {string} publicKey - public key string
  * @return {string} address with `length = 40`
  */
 export const getAddressFromPublicKey = (publicKey: string): string => {
-  const address = '0x' + publicKey.slice(-40);
+  const ecKey = secp256k1.keyFromPublic(publicKey.slice(2), 'hex');
+  const publickHash = ecKey.getPublic(false, 'hex');
+  const address = '0x' + keccak256('0x' + publickHash.slice(2)).slice(-40);
   return address;
 };
 
@@ -80,7 +85,7 @@ export const toChecksumAddress = (address: string): string => {
   for (let i = 0; i < 40; i++) {
     hashed[i] = chars[i].charCodeAt(0);
   }
-  hashed = bytes.arrayify(keccak256(hashed));
+  hashed = bytes.arrayify(keccak256(hashed)) || hashed;
 
   for (let i = 0; i < 40; i += 2) {
     if (hashed[i >> 1] >> 4 >= 8) {
diff --git a/packages/harmony-crypto/src/types.ts b/packages/harmony-crypto/src/types.ts
new file mode 100644
index 0000000..e69de29
diff --git a/packages/harmony-crypto/tsconfig.json b/packages/harmony-crypto/tsconfig.json
index cfc18d3..10487be 100644
--- a/packages/harmony-crypto/tsconfig.json
+++ b/packages/harmony-crypto/tsconfig.json
@@ -1,4 +1,8 @@
 {
   "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+    "outDir": "lib",
+    "rootDir": "src"
+  },
   "include": ["src", "../../typings/**/*.d.ts"]
 }
diff --git a/packages/harmony-utils/package.json b/packages/harmony-utils/package.json
index 8ba0934..92c816f 100644
--- a/packages/harmony-utils/package.json
+++ b/packages/harmony-utils/package.json
@@ -1,8 +1,13 @@
 {
-  "name": "harmony-utils",
+  "name": "@harmony/utils",
   "version": "0.0.1",
   "description": "utils for harmony",
-  "main": "index.js",
+  "main": "lib/index.js",
+  "node": "lib/index.js",
+  "browser": "dist/index.js",
+  "module": "dist/index.js",
+  "jsnext:main": "dist/index.js",
+  "typings":"lib/index.d.ts",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
   },
diff --git a/packages/harmony-utils/src/index.ts b/packages/harmony-utils/src/index.ts
index e69de29..011b41e 100644
--- a/packages/harmony-utils/src/index.ts
+++ b/packages/harmony-utils/src/index.ts
@@ -0,0 +1 @@
+export * from './validators';
diff --git a/packages/harmony-utils/src/validators.ts b/packages/harmony-utils/src/validators.ts
index e69de29..f601c33 100644
--- a/packages/harmony-utils/src/validators.ts
+++ b/packages/harmony-utils/src/validators.ts
@@ -0,0 +1,15 @@
+export const isKeyString = (keyString: string, lengh: number): boolean => {
+  return !!keyString.replace('0x', '').match(`^[0-9a-fA-F]{${lengh}}$`);
+};
+
+export const isAddress = (address: string): boolean => {
+  return isKeyString(address, 40);
+};
+
+export const isPrivateKey = (privateKey: string): boolean => {
+  return isKeyString(privateKey, 64);
+};
+
+export const isPublicKey = (publicKey: string): boolean => {
+  return isKeyString(publicKey, 66);
+};
diff --git a/packages/harmony-utils/tsconfig.json b/packages/harmony-utils/tsconfig.json
new file mode 100644
index 0000000..10487be
--- /dev/null
+++ b/packages/harmony-utils/tsconfig.json
@@ -0,0 +1,8 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+    "outDir": "lib",
+    "rootDir": "src"
+  },
+  "include": ["src", "../../typings/**/*.d.ts"]
+}
diff --git a/scripts/packages.js b/scripts/packages.js
index d47c2c2..a10ad93 100644
--- a/scripts/packages.js
+++ b/scripts/packages.js
@@ -1,6 +1,6 @@
 export default [
-  // 'harmony-account,
+  'harmony-utils',
   'harmony-crypto',
+  'harmony-account',
   // 'harmony-network',
-  // 'harmony-utils',
 ];
diff --git a/scripts/packagesList.js b/scripts/packagesList.js
index f4ca21c..dbd5a9b 100644
--- a/scripts/packagesList.js
+++ b/scripts/packagesList.js
@@ -5,5 +5,7 @@ module.exports = [
   // { name: 'LaksaWallet', dest: 'laksa-wallet' },
   // { name: 'LaksaHDWallet', dest: 'laksa-hd-wallet' },
   // { name: 'LaksaContract', dest: 'laksa-core-contract' },
+  { name: 'HarmonyUtils', dest: 'harmony-utils' },
   { name: 'HarmonyCrypto', dest: 'harmony-crypto' },
+  { name: 'HarmonyAccount', dest: 'harmony-account' },
 ];
diff --git a/scripts/packagesTs.ts b/scripts/packagesTs.ts
new file mode 100644
index 0000000..6b50330
--- /dev/null
+++ b/scripts/packagesTs.ts
@@ -0,0 +1,8 @@
+const packages = [
+  'harmony-utils',
+  'harmony-crypto',
+  'harmony-account',
+  // 'harmony-network',
+];
+
+export { packages };
diff --git a/scripts/rollup/bundleBrowser.js b/scripts/rollup/bundleBrowser.js
index 966ca54..c877106 100644
--- a/scripts/rollup/bundleBrowser.js
+++ b/scripts/rollup/bundleBrowser.js
@@ -72,10 +72,9 @@ async function bundles() {
     const external = getKeys(p);
     const externalSetting = getKeys(p).length > 0 ? { external } : {};
     const externalObject = external.reduce((g, pkg) => {
-      g[`${pkg}`] = camelCase(pkg);
+      g[`${pkg}`] = pkg.startsWith('@harmony') ? pkg : camelCase(pkg);
       return g;
     }, {});
-
     const normal = {
       input: `packages/${p}/src/index.ts`,
       plugins: [
@@ -112,7 +111,7 @@ async function bundles() {
         }),
       ],
       output: {
-        file: `packages/${p}/lib/index.js`,
+        file: `packages/${p}/dist/index.js`,
         exports: 'named',
         format: 'umd',
         sourcemap: true,
diff --git a/scripts/rollup/getDependencies.js b/scripts/rollup/getDependencies.js
index b88e752..10289a3 100644
--- a/scripts/rollup/getDependencies.js
+++ b/scripts/rollup/getDependencies.js
@@ -7,7 +7,7 @@ export function getKeys(p) {
   const { dependencies } = JSON.parse(data);
 
   const keys = dependencies
-    ? Object.keys(dependencies).filter((d) => !/harmony/.test(d))
+    ? Object.keys(dependencies) //.filter((d) => !/harmony/.test(d))
     : [];
   return keys;
 }
diff --git a/scripts/tsconfig.json b/scripts/tsconfig.json
new file mode 100644
index 0000000..82b9a6a
--- /dev/null
+++ b/scripts/tsconfig.json
@@ -0,0 +1,8 @@
+{
+  "compilerOptions": {
+    "esModuleInterop": true,
+    "module": "commonjs",
+    "target": "es2015",
+    "resolveJsonModule": true
+  }
+}
diff --git a/scripts/typings/schema.ts b/scripts/typings/schema.ts
new file mode 100644
index 0000000..87b4e50
--- /dev/null
+++ b/scripts/typings/schema.ts
@@ -0,0 +1,49 @@
+import * as fs from 'fs';
+import * as path from 'path';
+// tslint:disable-next-line: no-implicit-dependencies
+import * as schemas from 'typescript-json-schema';
+
+import { packages } from '../packagesTs';
+import tsConfig from '../../tsconfig.base.json';
+
+const outputs = process.argv.slice(2)[0].split(',');
+
+const rootPath = path.resolve(__dirname, '../..');
+const includesPath = path.join(rootPath, 'includes');
+const packagesPath = path.join(rootPath, 'packages');
+
+async function generateSchemas() {
+  packages
+    // @ts-ignore
+    .filter((pkg) => {
+      return (
+        pkg !== 'harmony-' &&
+        outputs.indexOf(pkg.replace('harmony-', '')) !== -1
+      );
+    })
+    .forEach((pkg) => {
+      const pkgPath = path.join(packagesPath, pkg);
+      const pkgSrc = path.join(pkgPath, 'src');
+      const settings = {
+        ref: false,
+      };
+      // tslint:disable-next-line: no-shadowed-variable
+      const tsConfig: schemas.CompilerOptions = {
+        lib: ['es2015'],
+      };
+
+      const prog = schemas.getProgramFromFiles(
+        [path.resolve(path.join(pkgSrc, 'types.ts'))],
+        tsConfig,
+      );
+
+      const schema = schemas.generateSchema(prog, '*', settings);
+
+      fs.writeFileSync(
+        path.join(pkgPath, 'test', 'schema.json'),
+        JSON.stringify(schema, undefined, 2),
+      );
+    });
+}
+
+generateSchemas();
diff --git a/.tsconfig.base.json b/tsconfig.base.json
similarity index 100%
rename from .tsconfig.base.json
rename to tsconfig.base.json
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 0000000..0393cf1
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,8 @@
+{
+  "files": [],
+  "references": [
+    { "path": "packages/harmony-account" },
+    { "path": "packages/harmony-crypto" }
+    { "path": "packages/harmony-utils" }
+  ]
+}
diff --git a/.tsconfig.test.json b/tsconfig.test.json
similarity index 100%
rename from .tsconfig.test.json
rename to tsconfig.test.json
diff --git a/webpack.config.js b/webpack.config.js
index 6a68770..cfb693f 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -5,7 +5,7 @@ const packagesSettings = require('./scripts/packagesList');
 function createBatchConfig(list) {
   return list.map((l) => {
     const entryBase = {};
-    entryBase[l.name] = [`./packages/${l.dest}/lib/index.js`];
+    entryBase[l.name] = [`./packages/${l.dest}/dist/index.js`];
 
     const batchBaseConfig = {
       entry: entryBase,