diff --git a/gulpfile.js b/gulpfile.js
index 740845b2..9687aff5 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -1,162 +1,17 @@
-const del = require('del');
 const _gulp = require('gulp');
 const help = require('gulp-help');
-const mocha = require('gulp-mocha');
-const sourcemaps = require('gulp-sourcemaps');
-const tslint = require('gulp-tslint');
-const typescript = require('gulp-typescript');
-const util = require('gulp-util');
-const merge2 = require('merge2');
-const path = require('path');
-const through = require('through2');
 
 // gulp-help monkeypatches tasks to have an additional description parameter
 const gulp = help(_gulp);
 
-const tslintPath = './node_modules/google-ts-style/tslint.json';
-const tsconfigPath = './tsconfig.json';
-const outDir = 'build';
+require('./packages/grpc-js-core/gulpfile')(gulp);
 
-function onError() {}
+gulp.task('lint', 'Emit linting errors in source and test files', ['js.core.lint']);
 
-// Coalesces all specified --file parameters into a single array
-const files = !util.env.file ? [] :
-  Array.isArray(util.env.file) ? util.env.file : [util.env.file];
+gulp.task('build', 'Build packages', ['js.core.compile']);
 
-// If --dev is passed, override certain ts config options
-let tsDevOptions = {};
-if (util.env.dev) {
-  tsDevOptions = {
-    allowUnreachableCode: true,
-    noUnusedParameters: false,
-    noImplicitAny: false,
-    noImplicitThis: false,
-    noEmitOnError: false
-  };
-}
+gulp.task('clean', 'Delete generated files', ['js.core.clean']);
 
-/**
- * Helper function that creates a gulp task function that opens files in a
- * directory that match a certain glob pattern, transpiles them, and writes them
- * to an output directory.
- * @param {Object} globs
- * @param {string=} globs.transpile The glob pattern for files to transpile.
- *   Defaults to match all *.ts files in baseDir (incl. subdirectories).
- * @param {string=} globs.copy The glob pattern for files to transpile.
- *   Defaults to match all but *.ts files in baseDir (incl. subdirectories).
- * @return A gulp task function.
- */
-function makeCompileFn(globs) {
-  const transpileGlob = globs.transpile || '**/*.ts';
-  const copyGlob = globs.copy || '!(**/*)';
-  return () => {
-    const tsProject = typescript.createProject(tsconfigPath, tsDevOptions)();
-    const { dts, js } = gulp.src(transpileGlob, { base: '.' })
-      .pipe(sourcemaps.init())
-      .pipe(tsProject)
-      .on('error', onError);
-    const jsmap = js.pipe(sourcemaps.write('.', {
-      includeContent: false,
-      sourceRoot: '..'
-    }));
-    const copy = gulp.src(copyGlob, { base: '.' });
-    return merge2([
-      js.pipe(gulp.dest(`${outDir}`)),
-      dts.pipe(gulp.dest(`${outDir}/types`)),
-      jsmap.pipe(gulp.dest(`${outDir}`)),
-      copy.pipe(gulp.dest(`${outDir}`))
-    ]);
-  };
-}
-
-/**
- * Runs tslint on files in src/, with linting rules defined in tslint.json.
- */
-gulp.task('lint', 'Emits linting errors found in src/ and test/.', () => {
-  const program = require('tslint').Linter.createProgram(tsconfigPath);
-  gulp.src(['src/**/*.ts', 'test/**/*.ts'])
-    .pipe(tslint({
-      configuration: tslintPath,
-      formatter: 'prose',
-      program
-    }))
-    .pipe(tslint.report())
-    .on('warning', onError);
-});
-
-gulp.task('clean', 'Deletes transpiled code.', () => {
-  return del(outDir);
-});
-
-/**
- * Transpiles TypeScript files in src/ to JavaScript according to the settings
- * found in tsconfig.json.
- * Currently, all errors are emitted twice. This is being tracked here:
- * https://github.com/ivogabe/gulp-typescript/issues/438
- */
-gulp.task('compile', 'Transpiles src/.',
-  makeCompileFn({ transpile: ['*.ts', 'src/**/*.ts'] }));
-
-/**
- * Transpiles TypeScript files in both src/ and test/.
- */
-gulp.task('test.compile', 'After dep tasks, transpiles test/.', ['compile'],
-  makeCompileFn({ transpile: ['test/**/*.ts'], copy: 'test/**/!(*.ts)' }));
-
-/**
- * Transpiles src/ and test/, and then runs all tests.
- */
-gulp.task('test', 'After dep tasks, runs all tests.',
-  ['test.compile'], () => {
-    return gulp.src(`${outDir}/test/**/*.js`)
-      .pipe(mocha());
-  }
-);
-
-/**
- * Transpiles individual files, specified by the --file flag.
- */
-gulp.task('compile.single', 'Transpiles individual files specified by --file.',
-  makeCompileFn({
-    transpile: files.map(f => path.relative('.', f))
-  })
-);
-
-/**
- * Run individual tests, specified by their pre-transpiled source path (as
- * supplied through the '--file' flag). This is intended to be used as part of a
- * VS Code "Gulp task" launch configuration; setting the "args" field to
- * ["test.single", "--file", "${file}"] makes it possible for one to debug the
- * currently open TS mocha test file in one step.
- */
-gulp.task('test.single', 'After dep tasks, runs individual files specified ' +
-  'by --file.', ['compile', 'compile.single'], () => {
-    // util.env contains CLI arguments for the gulp task.
-    // Determine the path to the transpiled version of this TS file.
-    const getTranspiledPath = (file) => {
-      const dir = path.dirname(path.relative('.', file));
-      const basename = path.basename(file, '.ts');
-      return `${outDir}/${dir}/${basename}.js`;
-    };
-    // Construct an instance of Mocha's runner API and feed it the path to the
-    // transpiled source.
-    return gulp.src(files.map(getTranspiledPath))
-      .pipe(through.obj((file, enc, cb) => {
-        // Construct a new Mocha runner instance.
-        const Mocha = require('mocha');
-        const runner = new Mocha();
-        // Add the path to the test file to debug.
-        runner.addFile(file.path);
-        // Run the test suite.
-        runner.run((failures) => {
-          if (failures > 0) {
-            cb(new Error(`Mocha: ${failures} failures in ${file.path}]`));
-          } else {
-            cb(null);
-          }
-        });
-      }));
-  }
-);
+gulp.task('test', 'Run all tests', ['js.core.test']);
 
 gulp.task('default', ['help']);
diff --git a/package.json b/package.json
index 1c75eff9..f9b57cf2 100644
--- a/package.json
+++ b/package.json
@@ -1,55 +1,23 @@
 {
-  "name": "grpc-js",
+  "name": "grpc-js-repository",
   "version": "0.1.0",
-  "description": "gRPC Library for Node - pure JS",
-  "homepage": "https://grpc.io/",
-  "main": "index.js",
+  "description": "Dummy package for the grpc-node repository",
   "private": true,
-  "engines": {
-    "node": ">=8.4"
-  },
   "keywords": [],
   "author": {
     "name": "Google Inc."
   },
-  "main": "build/src/index.js",
-  "types": "src/index.ts",
   "license": "Apache-2.0",
   "devDependencies": {
-    "@types/mocha": "^2.2.42",
-    "@types/node": "^8.0.25",
-    "clang-format": "^1.0.53",
-    "del": "^3.0.0",
-    "google-ts-style": "^0.2.0",
     "gulp": "^3.9.1",
-    "gulp-help": "^1.6.1",
-    "gulp-mocha": "^4.3.1",
-    "gulp-sourcemaps": "^2.6.1",
-    "gulp-tslint": "^8.1.1",
-    "gulp-typescript": "^3.2.2",
-    "gulp-util": "^3.0.8",
-    "merge2": "^1.1.0",
-    "mocha": "^3.5.0",
-    "through2": "^2.0.3",
-    "tslint": "^5.5.0",
-    "typescript": "^2.5.1"
+    "gulp-help": "^1.6.1"
+  },
+  "scripts": {
+    "install": "cd packages/grpc-js-core && npm install"
   },
   "contributors": [
     {
       "name": "Google Inc."
     }
-  ],
-  "_id": "grpc-js@0.1.0",
-  "scripts": {
-    "build": "npm run compile",
-    "clean": "gulp clean",
-    "compile": "gulp compile",
-    "format": "clang-format -i -style=\"{Language: JavaScript, BasedOnStyle: Google, ColumnLimit: 80}\" src/*.ts test/*.ts",
-    "lint": "tslint -c node_modules/google-ts-style/tslint.json -p . -t codeFrame --type-check",
-    "test": "gulp test"
-  },
-  "dependencies": {
-    "@types/lodash": "^4.14.73",
-    "lodash": "^4.17.4"
-  }
+  ]
 }
diff --git a/packages/grpc-js-core/gulpfile.js b/packages/grpc-js-core/gulpfile.js
new file mode 100644
index 00000000..7f7050aa
--- /dev/null
+++ b/packages/grpc-js-core/gulpfile.js
@@ -0,0 +1,164 @@
+const del = require('del');
+const mocha = require('gulp-mocha');
+const sourcemaps = require('gulp-sourcemaps');
+const tslint = require('gulp-tslint');
+const typescript = require('gulp-typescript');
+const util = require('gulp-util');
+const merge2 = require('merge2');
+const path = require('path');
+const through = require('through2');
+
+Error.stackTraceLimit = Infinity;
+
+module.exports = function(gulp) {
+
+  const jsCoreDir = __dirname;
+  const tslintPath = path.resolve(jsCoreDir, 'node_modules/google-ts-style/tslint.json');
+  const tsconfigPath = path.resolve(jsCoreDir, 'tsconfig.json');
+  const outDir = path.resolve(jsCoreDir, 'build');
+  const srcDir = path.resolve(jsCoreDir, 'src');
+  const testDir = path.resolve(jsCoreDir, 'test');
+
+  function onError() {}
+
+  // Coalesces all specified --file parameters into a single array
+  const files = !util.env.file ? [] :
+        Array.isArray(util.env.file) ? util.env.file : [util.env.file];
+
+  // If --dev is passed, override certain ts config options
+  let tsDevOptions = {};
+  if (util.env.dev) {
+    tsDevOptions = {
+      allowUnreachableCode: true,
+      noUnusedParameters: false,
+      noImplicitAny: false,
+      noImplicitThis: false,
+      noEmitOnError: false
+    };
+  }
+
+  /**
+   * Helper function that creates a gulp task function that opens files in a
+   * directory that match a certain glob pattern, transpiles them, and writes them
+   * to an output directory.
+   * @param {Object} globs
+   * @param {string=} globs.transpile The glob pattern for files to transpile.
+   *   Defaults to match all *.ts files in baseDir (incl. subdirectories).
+   * @param {string=} globs.copy The glob pattern for files to transpile.
+   *   Defaults to match all but *.ts files in baseDir (incl. subdirectories).
+   * @return A gulp task function.
+   */
+  function makeCompileFn(globs) {
+    const transpileGlob = globs.transpile || `${srcDir}/**/*.ts`;
+    const copyGlob = globs.copy || '!(**/*)';
+    return () => {
+      const tsProject = typescript.createProject(tsconfigPath, tsDevOptions)();
+      const { dts, js } = gulp.src(transpileGlob, { base: jsCoreDir })
+            .pipe(sourcemaps.init())
+            .pipe(tsProject)
+            .on('error', onError);
+      const jsmap = js.pipe(sourcemaps.write(jsCoreDir, {
+        includeContent: false,
+        sourceRoot: path.resolve(jsCoreDir, '..')
+      }));
+      const copy = gulp.src(copyGlob, { base: jsCoreDir });
+      return merge2([
+        js.pipe(gulp.dest(`${outDir}`)),
+        dts.pipe(gulp.dest(`${outDir}/types`)),
+        jsmap.pipe(gulp.dest(`${outDir}`)),
+        copy.pipe(gulp.dest(`${outDir}`))
+      ]);
+    };
+  }
+
+  /**
+   * Runs tslint on files in src/, with linting rules defined in tslint.json.
+   */
+  gulp.task('js.core.lint', 'Emits linting errors found in src/ and test/.', () => {
+    const program = require('tslint').Linter.createProgram(tsconfigPath);
+    gulp.src([`${srcDir}/**/*.ts`, `${srcDir}/**/*.ts`])
+        .pipe(tslint({
+          configuration: tslintPath,
+          formatter: 'codeFrame',
+          program
+        }))
+        .pipe(tslint.report())
+        .on('warning', onError);
+  });
+
+  gulp.task('js.core.clean', 'Deletes transpiled code.', () => {
+    return del(outDir);
+  });
+
+  /**
+   * Transpiles TypeScript files in src/ to JavaScript according to the settings
+   * found in tsconfig.json.
+   * Currently, all errors are emitted twice. This is being tracked here:
+   * https://github.com/ivogabe/gulp-typescript/issues/438
+   */
+  gulp.task('js.core.compile', 'Transpiles src/.',
+            makeCompileFn({ transpile: [`${srcDir}/**/*.ts`] }));
+
+  /**
+   * Transpiles TypeScript files in both src/ and test/.
+   */
+  gulp.task('js.core.test.compile', 'After dep tasks, transpiles test/.', ['js.core.compile'],
+            makeCompileFn({ transpile: [`${testDir}/**/*.ts`], copy: `${testDir}/**/!(*.ts)` }));
+
+  /**
+   * Transpiles src/ and test/, and then runs all tests.
+   */
+  gulp.task('js.core.test', 'After dep tasks, runs all tests.',
+            ['js.core.test.compile'], () => {
+              return gulp.src(`${outDir}/test/**/*.js`)
+                  .pipe(mocha());
+            }
+           );
+
+  /**
+   * Transpiles individual files, specified by the --file flag.
+   */
+  gulp.task('js.core.compile.single', 'Transpiles individual files specified by --file.',
+            makeCompileFn({
+              transpile: files.map(f => path.relative('.', f))
+            })
+           );
+
+  /**
+   * Run individual tests, specified by their pre-transpiled source path (as
+   * supplied through the '--file' flag). This is intended to be used as part of a
+   * VS Code "Gulp task" launch configuration; setting the "args" field to
+   * ["test.single", "--file", "${file}"] makes it possible for one to debug the
+   * currently open TS mocha test file in one step.
+   */
+  gulp.task('js.core.test.single', 'After dep tasks, runs individual files specified ' +
+            'by --file.', ['js.core.compile', 'js.core.compile.single'], () => {
+              // util.env contains CLI arguments for the gulp task.
+              // Determine the path to the transpiled version of this TS file.
+              const getTranspiledPath = (file) => {
+                const dir = path.dirname(path.relative('.', file));
+                const basename = path.basename(file, '.ts');
+                return `${outDir}/${dir}/${basename}.js`;
+              };
+              // Construct an instance of Mocha's runner API and feed it the path to the
+              // transpiled source.
+              return gulp.src(files.map(getTranspiledPath))
+                  .pipe(through.obj((file, enc, cb) => {
+                    // Construct a new Mocha runner instance.
+                    const Mocha = require('mocha');
+                    const runner = new Mocha();
+                    // Add the path to the test file to debug.
+                    runner.addFile(file.path);
+                    // Run the test suite.
+                    runner.run((failures) => {
+                      if (failures > 0) {
+                        cb(new Error(`Mocha: ${failures} failures in ${file.path}]`));
+                      } else {
+                        cb(null);
+                      }
+                    });
+                  }));
+            }
+           );
+
+};
diff --git a/packages/grpc-js-core/package.json b/packages/grpc-js-core/package.json
new file mode 100644
index 00000000..3ae46ac2
--- /dev/null
+++ b/packages/grpc-js-core/package.json
@@ -0,0 +1,54 @@
+{
+  "name": "grpc-js-core",
+  "version": "0.1.0",
+  "description": "gRPC Library for Node - pure JS core",
+  "homepage": "https://grpc.io/",
+  "main": "build/src/index.js",
+  "private": true,
+  "engines": {
+    "node": ">=8.4"
+  },
+  "keywords": [],
+  "author": {
+    "name": "Google Inc."
+  },
+  "types": "src/index.ts",
+  "license": "Apache-2.0",
+  "devDependencies": {
+    "@types/mocha": "^2.2.42",
+    "@types/node": "^8.0.25",
+    "clang-format": "^1.0.53",
+    "del": "^3.0.0",
+    "google-ts-style": "^0.2.0",
+    "gulp": "^3.9.1",
+    "gulp-help": "^1.6.1",
+    "gulp-mocha": "^4.3.1",
+    "gulp-sourcemaps": "^2.6.1",
+    "gulp-tslint": "^8.1.1",
+    "gulp-typescript": "^3.2.2",
+    "gulp-util": "^3.0.8",
+    "merge2": "^1.1.0",
+    "mocha": "^3.5.0",
+    "through2": "^2.0.3",
+    "tslint": "^5.5.0",
+    "typescript": "^2.5.1"
+  },
+  "contributors": [
+    {
+      "name": "Google Inc."
+    }
+  ],
+  "_id": "grpc-js-core@0.1.0",
+  "scripts": {
+    "build": "npm run compile",
+    "clean": "gulp clean",
+    "compile": "gulp compile",
+    "format": "clang-format -i -style=\"{Language: JavaScript, BasedOnStyle: Google, ColumnLimit: 80}\" src/*.ts test/*.ts",
+    "lint": "tslint -c node_modules/google-ts-style/tslint.json -p . -t codeFrame --type-check",
+    "test": "gulp test"
+  },
+  "dependencies": {
+    "@types/lodash": "^4.14.73",
+    "lodash": "^4.17.4"
+  }
+}
diff --git a/src/call-credentials-filter.ts b/packages/grpc-js-core/src/call-credentials-filter.ts
similarity index 100%
rename from src/call-credentials-filter.ts
rename to packages/grpc-js-core/src/call-credentials-filter.ts
diff --git a/src/call-credentials.ts b/packages/grpc-js-core/src/call-credentials.ts
similarity index 100%
rename from src/call-credentials.ts
rename to packages/grpc-js-core/src/call-credentials.ts
diff --git a/src/call-stream.ts b/packages/grpc-js-core/src/call-stream.ts
similarity index 100%
rename from src/call-stream.ts
rename to packages/grpc-js-core/src/call-stream.ts
diff --git a/src/call.ts b/packages/grpc-js-core/src/call.ts
similarity index 100%
rename from src/call.ts
rename to packages/grpc-js-core/src/call.ts
diff --git a/src/channel-credentials.ts b/packages/grpc-js-core/src/channel-credentials.ts
similarity index 100%
rename from src/channel-credentials.ts
rename to packages/grpc-js-core/src/channel-credentials.ts
diff --git a/src/channel.ts b/packages/grpc-js-core/src/channel.ts
similarity index 100%
rename from src/channel.ts
rename to packages/grpc-js-core/src/channel.ts
diff --git a/src/client.ts b/packages/grpc-js-core/src/client.ts
similarity index 100%
rename from src/client.ts
rename to packages/grpc-js-core/src/client.ts
diff --git a/src/compression-filter.ts b/packages/grpc-js-core/src/compression-filter.ts
similarity index 100%
rename from src/compression-filter.ts
rename to packages/grpc-js-core/src/compression-filter.ts
diff --git a/src/constants.ts b/packages/grpc-js-core/src/constants.ts
similarity index 100%
rename from src/constants.ts
rename to packages/grpc-js-core/src/constants.ts
diff --git a/src/deadline-filter.ts b/packages/grpc-js-core/src/deadline-filter.ts
similarity index 100%
rename from src/deadline-filter.ts
rename to packages/grpc-js-core/src/deadline-filter.ts
diff --git a/src/filter-stack.ts b/packages/grpc-js-core/src/filter-stack.ts
similarity index 100%
rename from src/filter-stack.ts
rename to packages/grpc-js-core/src/filter-stack.ts
diff --git a/src/filter.ts b/packages/grpc-js-core/src/filter.ts
similarity index 100%
rename from src/filter.ts
rename to packages/grpc-js-core/src/filter.ts
diff --git a/src/index.ts b/packages/grpc-js-core/src/index.ts
similarity index 100%
rename from src/index.ts
rename to packages/grpc-js-core/src/index.ts
diff --git a/src/metadata.ts b/packages/grpc-js-core/src/metadata.ts
similarity index 100%
rename from src/metadata.ts
rename to packages/grpc-js-core/src/metadata.ts
diff --git a/src/object-stream.ts b/packages/grpc-js-core/src/object-stream.ts
similarity index 100%
rename from src/object-stream.ts
rename to packages/grpc-js-core/src/object-stream.ts
diff --git a/test/common.ts b/packages/grpc-js-core/test/common.ts
similarity index 100%
rename from test/common.ts
rename to packages/grpc-js-core/test/common.ts
diff --git a/test/fixtures/README b/packages/grpc-js-core/test/fixtures/README
similarity index 100%
rename from test/fixtures/README
rename to packages/grpc-js-core/test/fixtures/README
diff --git a/test/fixtures/ca.pem b/packages/grpc-js-core/test/fixtures/ca.pem
similarity index 100%
rename from test/fixtures/ca.pem
rename to packages/grpc-js-core/test/fixtures/ca.pem
diff --git a/test/fixtures/server1.key b/packages/grpc-js-core/test/fixtures/server1.key
similarity index 100%
rename from test/fixtures/server1.key
rename to packages/grpc-js-core/test/fixtures/server1.key
diff --git a/test/fixtures/server1.pem b/packages/grpc-js-core/test/fixtures/server1.pem
similarity index 100%
rename from test/fixtures/server1.pem
rename to packages/grpc-js-core/test/fixtures/server1.pem
diff --git a/test/test-call-credentials.ts b/packages/grpc-js-core/test/test-call-credentials.ts
similarity index 100%
rename from test/test-call-credentials.ts
rename to packages/grpc-js-core/test/test-call-credentials.ts
diff --git a/test/test-channel-credentials.ts b/packages/grpc-js-core/test/test-channel-credentials.ts
similarity index 98%
rename from test/test-channel-credentials.ts
rename to packages/grpc-js-core/test/test-channel-credentials.ts
index abd188bc..fac88110 100644
--- a/test/test-channel-credentials.ts
+++ b/packages/grpc-js-core/test/test-channel-credentials.ts
@@ -36,7 +36,7 @@ const readFile: (...args: any[]) => Promise<Buffer> = promisify(fs.readFile);
 // A promise which resolves to loaded files in the form { ca, key, cert }
 const pFixtures = Promise
                       .all(['ca.pem', 'server1.key', 'server1.pem'].map(
-                          (file) => readFile(`test/fixtures/${file}`)))
+                          (file) => readFile(`${__dirname}/fixtures/${file}`)))
                       .then((result) => {
                         return {ca: result[0], key: result[1], cert: result[2]};
                       });
diff --git a/test/test-metadata.ts b/packages/grpc-js-core/test/test-metadata.ts
similarity index 100%
rename from test/test-metadata.ts
rename to packages/grpc-js-core/test/test-metadata.ts
diff --git a/tsconfig.json b/packages/grpc-js-core/tsconfig.json
similarity index 100%
rename from tsconfig.json
rename to packages/grpc-js-core/tsconfig.json