diff --git a/packages/babel-cli/src/_babel-node.js b/packages/babel-cli/src/_babel-node.js
index 40471639bd9d..70bf813a48f9 100644
--- a/packages/babel-cli/src/_babel-node.js
+++ b/packages/babel-cli/src/_babel-node.js
@@ -7,7 +7,6 @@ import repl from "repl";
 import { util } from "babel-core";
 import * as babel from "babel-core";
 import vm from "vm";
-import _ from "lodash";
 import "babel-polyfill";
 import register from "babel-register";
 
@@ -94,7 +93,7 @@ if (program.eval || program.print) {
 
   const result = _eval(code, global.__filename);
   if (program.print) {
-    const output = _.isString(result) ? result : inspect(result);
+    const output = typeof result === "string" ? result : inspect(result);
     process.stdout.write(output + "\n");
   }
 } else {
@@ -104,7 +103,7 @@ if (program.eval || program.print) {
 
     let i = 0;
     let ignoreNext = false;
-    _.each(args, function (arg, i2) {
+    args.forEach(function (arg, i2) {
       if (ignoreNext) {
         ignoreNext = false;
         return;
diff --git a/packages/babel-cli/src/babel/dir.js b/packages/babel-cli/src/babel/dir.js
index f097874a2a0e..076c6a43ee34 100644
--- a/packages/babel-cli/src/babel/dir.js
+++ b/packages/babel-cli/src/babel/dir.js
@@ -3,7 +3,6 @@ const slash          = require("slash");
 const path           = require("path");
 const util           = require("./util");
 const fs             = require("fs");
-const _              = require("lodash");
 
 module.exports = function (commander, filenames) {
   function write(src, relative) {
@@ -51,7 +50,7 @@ module.exports = function (commander, filenames) {
     if (stat.isDirectory(filename)) {
       const dirname = filename;
 
-      _.each(util.readdir(dirname), function (filename) {
+      util.readdir(dirname).forEach(function (filename) {
         const src = path.join(dirname, filename);
         handleFile(src, filename);
       });
@@ -61,19 +60,19 @@ module.exports = function (commander, filenames) {
   }
 
   if (!commander.skipInitialBuild) {
-    _.each(filenames, handle);
+    filenames.forEach(handle);
   }
 
   if (commander.watch) {
     const chokidar = util.requireChokidar();
 
-    _.each(filenames, function (dirname) {
+    filenames.forEach(function (dirname) {
       const watcher = chokidar.watch(dirname, {
         persistent: true,
         ignoreInitial: true
       });
 
-      _.each(["add", "change"], function (type) {
+      ["add", "change"].forEach(function (type) {
         watcher.on(type, function (filename) {
           const relative = path.relative(dirname, filename) || filename;
           try {
diff --git a/packages/babel-cli/src/babel/file.js b/packages/babel-cli/src/babel/file.js
index bb1f6e949486..150c5642e32b 100644
--- a/packages/babel-cli/src/babel/file.js
+++ b/packages/babel-cli/src/babel/file.js
@@ -4,7 +4,6 @@ const slash            = require("slash");
 const path             = require("path");
 const util             = require("./util");
 const fs               = require("fs");
-const _                = require("lodash");
 
 module.exports = function (commander, filenames, opts) {
   if (commander.sourceMaps === "inline") {
@@ -22,7 +21,7 @@ module.exports = function (commander, filenames, opts) {
     let code = "";
     let offset = 0;
 
-    _.each(results, function (result) {
+    results.forEach(function (result) {
       code += result.code + "\n";
 
       if (result.map) {
@@ -107,14 +106,14 @@ module.exports = function (commander, filenames, opts) {
     const _filenames = [];
     results = [];
 
-    _.each(filenames, function (filename) {
+    filenames.forEach(function (filename) {
       if (!fs.existsSync(filename)) return;
 
       const stat = fs.statSync(filename);
       if (stat.isDirectory()) {
         const dirname = filename;
 
-        _.each(util.readdirFilter(filename), function (filename) {
+        util.readdirFilter(filename).forEach(function (filename) {
           _filenames.push(path.join(dirname, filename));
         });
       } else {
@@ -122,7 +121,7 @@ module.exports = function (commander, filenames, opts) {
       }
     });
 
-    _.each(_filenames, function (filename) {
+    _filenames.forEach(function (filename) {
       if (util.shouldIgnore(filename)) return;
 
       let sourceFilename = filename;
diff --git a/packages/babel-cli/src/babel/util.js b/packages/babel-cli/src/babel/util.js
index df8c72b3aa9e..7cdff17222a9 100644
--- a/packages/babel-cli/src/babel/util.js
+++ b/packages/babel-cli/src/babel/util.js
@@ -1,11 +1,11 @@
 const commander = require("commander");
+const defaults  = require("lodash/defaults");
 const readdir   = require("fs-readdir-recursive");
 const index     = require("./index");
 const babel     = require("babel-core");
 const util      = require("babel-core").util;
 const path      = require("path");
 const fs        = require("fs");
-const _         = require("lodash");
 
 export function chmod(src, dest) {
   fs.chmodSync(dest, fs.statSync(src).mode);
@@ -34,7 +34,7 @@ export function log(msg) {
 }
 
 export function transform(filename, code, opts) {
-  opts = _.defaults(opts || {}, index.opts);
+  opts = defaults(opts || {}, index.opts);
   opts.filename = filename;
 
   const result = babel.transform(code, opts);
diff --git a/packages/babel-cli/test/index.js b/packages/babel-cli/test/index.js
index 9a5d9f0594a6..1655a4e79bc4 100644
--- a/packages/babel-cli/test/index.js
+++ b/packages/babel-cli/test/index.js
@@ -1,13 +1,14 @@
+const includes       = require("lodash/includes");
 const readdir        = require("fs-readdir-recursive");
 const helper         = require("babel-helper-fixtures");
 const assert         = require("assert");
 const rimraf         = require("rimraf");
 const outputFileSync = require("output-file-sync");
 const child          = require("child_process");
+const merge          = require("lodash/merge");
 const path           = require("path");
 const chai           = require("chai");
 const fs             = require("fs");
-const _              = require("lodash");
 
 const fixtureLoc = path.join(__dirname, "fixtures");
 const tmpLoc = path.join(__dirname, "tmp");
@@ -25,7 +26,7 @@ const pluginLocs = [
 const readDir = function (loc) {
   const files = {};
   if (fs.existsSync(loc)) {
-    _.each(readdir(loc), function (filename) {
+    readdir(loc).forEach(function (filename) {
       files[filename] = helper.readFile(path.join(loc, filename));
     });
   }
@@ -33,7 +34,8 @@ const readDir = function (loc) {
 };
 
 const saveInFiles = function (files) {
-  _.each(files, function (content, filename) {
+  Object.keys(files).forEach(function (filename) {
+    const content = files[filename];
     outputFileSync(filename, content);
   });
 };
@@ -44,7 +46,7 @@ const assertTest = function (stdout, stderr, opts) {
 
   if (opts.stderr) {
     if (opts.stderrContains) {
-      assert.ok(_.includes(stderr, expectStderr), "stderr " + JSON.stringify(stderr) + " didn't contain " + JSON.stringify(expectStderr));
+      assert.ok(includes(stderr, expectStderr), "stderr " + JSON.stringify(stderr) + " didn't contain " + JSON.stringify(expectStderr));
     } else {
       chai.expect(stderr).to.equal(expectStderr, "stderr didn't match");
     }
@@ -58,7 +60,7 @@ const assertTest = function (stdout, stderr, opts) {
 
   if (opts.stdout) {
     if (opts.stdoutContains) {
-      assert.ok(_.includes(stdout, expectStdout), "stdout " + JSON.stringify(stdout) + " didn't contain " + JSON.stringify(expectStdout));
+      assert.ok(includes(stdout, expectStdout), "stdout " + JSON.stringify(stdout) + " didn't contain " + JSON.stringify(expectStdout));
     } else {
       chai.expect(stdout).to.equal(expectStdout, "stdout didn't match");
     }
@@ -66,7 +68,8 @@ const assertTest = function (stdout, stderr, opts) {
     throw new Error("stdout:\n" + stdout);
   }
 
-  _.each(opts.outFiles, function (expect, filename) {
+  Object.keys(opts.outFiles, function (filename) {
+    const expect = opts.outFiles[filename];
     const actual = helper.readFile(filename);
     chai.expect(actual).to.equal(expect, "out-file " + filename);
   });
@@ -134,12 +137,12 @@ const clear = function () {
   process.chdir(tmpLoc);
 };
 
-_.each(fs.readdirSync(fixtureLoc), function (binName) {
+fs.readdirSync(fixtureLoc).forEach(function (binName) {
   if (binName[0] === ".") return;
 
   const suiteLoc = path.join(fixtureLoc, binName);
   describe("bin/" + binName, function () {
-    _.each(fs.readdirSync(suiteLoc), function (testName) {
+    fs.readdirSync(suiteLoc).forEach(function (testName) {
       if (testName[0] === ".") return;
 
       const testLoc = path.join(suiteLoc, testName);
@@ -149,9 +152,9 @@ _.each(fs.readdirSync(fixtureLoc), function (binName) {
       };
 
       const optionsLoc = path.join(testLoc, "options.json");
-      if (fs.existsSync(optionsLoc)) _.merge(opts, require(optionsLoc));
+      if (fs.existsSync(optionsLoc)) merge(opts, require(optionsLoc));
 
-      _.each(["stdout", "stdin", "stderr"], function (key) {
+      ["stdout", "stdin", "stderr"].forEach(function (key) {
         const loc = path.join(testLoc, key + ".txt");
         if (fs.existsSync(loc)) {
           opts[key] = helper.readFile(loc);
diff --git a/packages/babel-generator/test/index.js b/packages/babel-generator/test/index.js
index cd84698ba57d..cb4141d92b30 100644
--- a/packages/babel-generator/test/index.js
+++ b/packages/babel-generator/test/index.js
@@ -5,17 +5,16 @@ const assert     = require("assert");
 const parse      = require("babylon").parse;
 const chai       = require("chai");
 const t          = require("babel-types");
-const _          = require("lodash");
 const fs         = require("fs");
 const path       = require("path");
 
 describe("generation", function () {
   it("completeness", function () {
-    _.each(t.VISITOR_KEYS, function (keys, type) {
+    Object.keys(t.VISITOR_KEYS).forEach(function (type) {
       assert.ok(!!Printer.prototype[type], type + " should exist");
     });
 
-    _.each(Printer.prototype, function (fn, type) {
+    Object.keys(Printer.prototype).forEach(function (type) {
       if (!/[A-Z]/.test(type[0])) return;
       assert.ok(t.VISITOR_KEYS[type], type + " should not exist");
     });
@@ -26,7 +25,7 @@ describe("generation", function () {
       "a.js": "function hi (msg) { console.log(msg); }\n",
       "b.js": "hi('hello');\n"
     };
-    const parsed = _.keys(sources).reduce(function (_parsed, filename) {
+    const parsed = Object.keys(sources).reduce(function (_parsed, filename) {
       _parsed[filename] = parse(sources[filename], { sourceFilename: filename });
       return _parsed;
     }, {});
@@ -297,7 +296,7 @@ const suites = require("babel-helper-fixtures").default(__dirname + "/fixtures")
 
 suites.forEach(function (testSuite) {
   describe("generation/" + testSuite.title, function () {
-    _.each(testSuite.tests, function (task) {
+    testSuite.tests.forEach(function (task) {
       it(task.title, !task.disabled && function () {
         const expect = task.expect;
         const actual = task.actual;
diff --git a/packages/babel-helper-fixtures/src/index.js b/packages/babel-helper-fixtures/src/index.js
index e7fcebf1d95e..598937c51b66 100644
--- a/packages/babel-helper-fixtures/src/index.js
+++ b/packages/babel-helper-fixtures/src/index.js
@@ -1,7 +1,10 @@
+import cloneDeep from "lodash/cloneDeep";
+import trimEnd from "lodash/trimEnd";
 import resolve from "try-resolve";
+import clone from "lodash/clone";
+import merge from "lodash/merge";
 import path from "path";
 import fs from "fs";
-import _ from "lodash";
 
 function humanize(val, noext) {
   if (noext) val = path.basename(val, path.extname(val));
@@ -58,7 +61,7 @@ export default function get(entryLoc): Array<Suite> {
     if (shouldIgnore(suiteName)) continue;
 
     const suite = {
-      options: _.clone(rootOpts),
+      options: clone(rootOpts),
       tests: [],
       title: humanize(suiteName),
       filename: entryLoc + "/" + suiteName
@@ -95,10 +98,10 @@ export default function get(entryLoc): Array<Suite> {
         expectLocAlias += "on";
       }
 
-      const taskOpts = _.cloneDeep(suite.options);
+      const taskOpts = cloneDeep(suite.options);
 
       const taskOptsLoc = resolve(taskDir + "/options");
-      if (taskOptsLoc) _.merge(taskOpts, require(taskOptsLoc));
+      if (taskOptsLoc) merge(taskOpts, require(taskOptsLoc));
 
       const test = {
         optionsDir: taskOptsLoc ? path.dirname(taskOptsLoc) : null,
@@ -162,7 +165,7 @@ export function multiple(entryLoc, ignore?: Array<string>) {
 
 export function readFile(filename) {
   if (fs.existsSync(filename)) {
-    let file = _.trimEnd(fs.readFileSync(filename, "utf8"));
+    let file = trimEnd(fs.readFileSync(filename, "utf8"));
     file = file.replace(/\r\n/g, "\n");
     return file;
   } else {
diff --git a/packages/babel-helper-transform-fixture-test-runner/src/index.js b/packages/babel-helper-transform-fixture-test-runner/src/index.js
index 11220e77ff19..39a8aa8d3383 100644
--- a/packages/babel-helper-transform-fixture-test-runner/src/index.js
+++ b/packages/babel-helper-transform-fixture-test-runner/src/index.js
@@ -3,10 +3,13 @@ import { buildExternalHelpers } from "babel-core";
 import getFixtures from "babel-helper-fixtures";
 import sourceMap from "source-map";
 import codeFrame from "babel-code-frame";
+import defaults from "lodash/defaults";
+import includes from "lodash/includes";
 import * as helpers from "./helpers";
+import extend from "lodash/extend";
+import merge from "lodash/merge";
 import assert from "assert";
 import chai from "chai";
-import _ from "lodash";
 import "babel-polyfill";
 import fs from "fs";
 import path from "path";
@@ -43,7 +46,7 @@ function run(task) {
   const optionsDir = task.optionsDir;
 
   function getOpts(self) {
-    const newOpts = _.merge({
+    const newOpts = merge({
       filename: self.loc,
     }, opts);
 
@@ -98,7 +101,7 @@ function run(task) {
   if (task.sourceMappings) {
     const consumer = new sourceMap.SourceMapConsumer(result.map);
 
-    _.each(task.sourceMappings, function (mapping) {
+    task.sourceMappings.forEach(function (mapping) {
       const actual = mapping.original;
 
       const expect = consumer.originalPositionFor(mapping.generated);
@@ -138,19 +141,19 @@ export default function (
   const suites = getFixtures(fixturesLoc);
 
   for (const testSuite of suites) {
-    if (_.includes(suiteOpts.ignoreSuites, testSuite.title)) continue;
+    if (includes(suiteOpts.ignoreSuites, testSuite.title)) continue;
 
     describe(name + "/" + testSuite.title, function () {
       for (const task of testSuite.tests) {
-        if (_.includes(suiteOpts.ignoreTasks, task.title) ||
-            _.includes(suiteOpts.ignoreTasks, testSuite.title + "/" + task.title)) continue;
+        if (includes(suiteOpts.ignoreTasks, task.title) ||
+            includes(suiteOpts.ignoreTasks, testSuite.title + "/" + task.title)) continue;
 
         it(task.title, !task.disabled && function () {
           function runTask() {
             run(task);
           }
 
-          _.defaults(task.options, {
+          defaults(task.options, {
             filenameRelative: task.expect.filename,
             sourceFileName:   task.actual.filename,
             sourceMapTarget:  task.expect.filename,
@@ -159,7 +162,7 @@ export default function (
             sourceMap: !!(task.sourceMappings || task.sourceMap),
           });
 
-          _.extend(task.options, taskOpts);
+          extend(task.options, taskOpts);
 
           if (dynamicOpts) dynamicOpts(task.options, task);
 
diff --git a/packages/babel-preset-es2015/test/traceur.js b/packages/babel-preset-es2015/test/traceur.js
index da8c33beaeef..cce144becc23 100644
--- a/packages/babel-preset-es2015/test/traceur.js
+++ b/packages/babel-preset-es2015/test/traceur.js
@@ -1,4 +1,4 @@
-const _  = require("lodash");
+const includes = require("lodash/includes");
 
 require("babel-helper-transform-fixture-test-runner")(__dirname + "/fixtures/traceur", "traceur", {
   ignoreSuites: [
@@ -79,7 +79,7 @@ require("babel-helper-transform-fixture-test-runner")(__dirname + "/fixtures/tra
 }, {
 
 }, function (opts, task) {
-  if (_.includes(task.exec.loc, "module.js")) {
+  if (includes(task.exec.loc, "module.js")) {
     opts.plugins.push("transform-es2015-modules-commonjs");
   } else {
     opts.sourceType = "script";
diff --git a/packages/babel-runtime/scripts/build-dist.js b/packages/babel-runtime/scripts/build-dist.js
index 25799b68c613..2b06be4c79eb 100644
--- a/packages/babel-runtime/scripts/build-dist.js
+++ b/packages/babel-runtime/scripts/build-dist.js
@@ -1,7 +1,7 @@
 var outputFile = require("output-file-sync");
+var kebabCase  = require("lodash/kebabCase");
 var each       = require("lodash/each");
 var fs         = require("fs");
-var _          = require("lodash");
 
 var coreDefinitions = require("babel-plugin-transform-runtime").definitions;
 
@@ -122,7 +122,7 @@ each(helpers.list, function (helperName) {
   writeFile("helpers/" + helperName + ".js", buildHelper(helperName));
 
   // compat
-  var helperAlias = _.kebabCase(helperName);
+  var helperAlias = kebabCase(helperName);
   var content = "module.exports = require(\"./" + helperName + ".js\");";
   writeFile("helpers/_" + helperAlias + ".js", content);
   if (helperAlias !== helperName) writeFile("helpers/" + helperAlias + ".js", content);
diff --git a/packages/babel-traverse/test/traverse.js b/packages/babel-traverse/test/traverse.js
index ce87f9973ffa..3f62821ce5a7 100644
--- a/packages/babel-traverse/test/traverse.js
+++ b/packages/babel-traverse/test/traverse.js
@@ -1,7 +1,7 @@
-const traverse = require("../lib").default;
-const assert   = require("assert");
-const _        = require("lodash");
-const parse = require("babylon").parse;
+const cloneDeep = require("lodash/cloneDeep");
+const traverse  = require("../lib").default;
+const assert    = require("assert");
+const parse     = require("babylon").parse;
 
 describe("traverse", function () {
   const code = `
@@ -17,7 +17,7 @@ describe("traverse", function () {
       type: "StringLiteral",
       value: "foo"
     };
-    const ast2 = _.cloneDeep(program);
+    const ast2 = cloneDeep(program);
 
     traverse(ast2, {
       enter: function (path) {