diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..36128b4
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,23 @@
+{
+  "eslint.enable": false,
+  "java.configuration.updateBuildConfiguration": "automatic",
+  "editor.tabSize": 2,
+  "files.exclude": {
+    "**/.git": true,
+    "**/.svn": true,
+    "**/.hg": true,
+    "**/CVS": true,
+    "**/.DS_Store": true,
+    // exclude .js and .js.map files, when in a TypeScript project
+    "**/*.js": {
+      "when": "$(basename).ts"
+    },
+    "**/*.js.map": true,
+    "**/*.ngfactory.ts": true,
+    "**/*.ngsummary.json": true
+  },
+  "vsicons.presets.angular": true,
+  "json.format.enable": false,
+  "javascript.format.enable": true,
+  "typescript.format.enable": true
+}
diff --git a/core/GalenApi.d.ts b/core/GalenApi.d.ts
new file mode 100644
index 0000000..f8a4415
--- /dev/null
+++ b/core/GalenApi.d.ts
@@ -0,0 +1,55 @@
+declare interface GridSettings {
+  browser: string;
+  browserVersion: string;
+  platform: string;
+  size: string;
+  desiredCapabilities: { key: string, value: string }
+}
+
+declare interface WebDriver {
+
+}
+
+export declare function load(jsFilePath: string): void
+
+export declare function createDriver(url: string, browserSize: string, browserType: string): WebDriver
+
+export declare function createGridDriver(gridHubUrl: string, settings: GridSettings): WebDriver
+
+export declare function resize(driver: WebDriver, size: string): void
+
+export declare function checkLayout(driver: WebDriver, specFile: String, tagsToInclude?: [string], tagsToExclude?: [string]): void
+
+export declare function checkLayout({}): void
+
+export declare function checkPageSpecLayout(driver: WebDriver, pageSpec: String, tagsToInclude?: [string], tagsToExclude?: [string]): void
+
+export declare function parsePageSpec({}): void
+
+export declare function loadProperties(filePath: String): Map<string, string>
+
+export declare function readFile(filePath: String): string
+
+export declare function listDirectory(dirPath: String): [string]
+
+export declare function makeDirectory(dirPath: String): void
+
+export declare function fileExists(filePath: String): boolean
+
+export declare function isDirectory(dirPath: String): boolean
+
+export declare function retry(tries: number, callback: Function): void
+
+export declare function takeScreenshot(driver: WebDriver): string
+
+export declare function cookie(driver: WebDriver, cookieValue: string): void
+
+export declare function inject(driver: WebDriver, script: string): void
+
+export declare function createTestDataProvider(varableName: string): any
+
+export declare function dumpPage({}): void
+
+export declare function logged(text: string, callback: Function): void
+
+export declare function loggedFunction(textExpression: string, callback: Function): void
diff --git a/core/package.json b/core/package.json
index 880a6fa..2842dcd 100644
--- a/core/package.json
+++ b/core/package.json
@@ -20,6 +20,8 @@
   "author": "Martin Reinhardt",
   "scripts": {
     "galen": "bin/galen",
+    "build": "npm run tsc",
+    "tsc": "tsc",
     "postinstall": "node postinstall.js",
     "test": "nodeunit --reporter=junit test/tests.js --output target",
     "pretest": "jshint -c ../.jshintrc --filename *.js && jshint -c ../.jshintrc --filename lib/helper.js && jshint -c ../.jshintrc --filename test/*.js",
@@ -49,7 +51,11 @@
     "istanbul-coveralls": "1.0.3",
     "jscoverage": "0.6.0",
     "jshint": "2.9.5",
-    "nodeunit": "0.9.1"
+    "nodeunit": "0.9.1",
+    "tsdoc": "0.0.4",
+    "tslint": "4.0.1",
+    "tslint-eslint-rules": "1.3.0",
+    "typescript": "2.6.1"
   },
   "repository": {
     "type": "git",
diff --git a/core/tsconfig.json b/core/tsconfig.json
new file mode 100644
index 0000000..aec4580
--- /dev/null
+++ b/core/tsconfig.json
@@ -0,0 +1,23 @@
+{
+  "compilerOptions": {
+    "module": "commonjs",
+    "moduleResolution": "node",
+    "target": "es5",
+    "experimentalDecorators": true,
+    "emitDecoratorMetadata": true,
+    "noEmitHelpers": true,
+    "noEmitOnError": true,
+    "lib": [
+      "es2015",
+      "es2015.iterable",
+      "dom"
+    ],
+    "types": [
+      "jasmine",
+      "node"
+    ]
+  },
+  "exclude": [
+    "node_modules"
+  ]
+}