diff --git a/types/npm-license-crawler/index.d.ts b/types/npm-license-crawler/index.d.ts
new file mode 100644
index 0000000000..82c486b795
--- /dev/null
+++ b/types/npm-license-crawler/index.d.ts
@@ -0,0 +1,43 @@
+// Type definitions for npm-license-crawler 0.1
+// Project: https://github.com/mwittig/npm-license-crawler
+// Definitions by: Florian Keller <https://github.com/ffflorian>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
+
+export interface Licenses {
+    [repository: string]: {
+        licenses: string;
+        licenseUrl: string;
+        parents: string;
+        repository: string;
+    };
+}
+
+export interface CrawlerOptions {
+    /** export the data as comma-separated values to the given file. The path will be created if it does not exist. */
+    csv?: string;
+    /** show only third-party licenses, i.e., only list the dependencies defined in package.json. */
+    dependencies?: boolean;
+    /** show only development dependencies */
+    development?: boolean;
+    /** path to a directory to be excluded (and its subdirectories) from the search. */
+    exclude?: string | string[];
+    /** export data as JSON to the given file. The path will be created if it does not exist. */
+    json?: string;
+    /** omit version numbers in result (e.g. "npm-license-crawler@0.1.5" becomes "npm-license-crawler") */
+    omitVersion?: boolean;
+    /** show only direct dependencies licenses, i.e., don't list dependencies of dependencies. */
+    onlyDirectDependencies?: boolean;
+    /** show only production dependencies */
+    production?: boolean;
+    /** output the relative file path for license files. */
+    relativeLicensePath?: boolean;
+    /** path to the directory the license search should start from. If omitted the current working directory is assumed. */
+    start: string | string[];
+    /** show only licenses that can't be determined or have been guessed. */
+    unknown?: boolean;
+}
+
+export type Callback = (error: Error | null, licenses: Licenses) => void;
+
+export function dumpLicenses(args: CrawlerOptions, callback: Callback): void;
diff --git a/types/npm-license-crawler/npm-license-crawler-tests.ts b/types/npm-license-crawler/npm-license-crawler-tests.ts
new file mode 100644
index 0000000000..dae39fec09
--- /dev/null
+++ b/types/npm-license-crawler/npm-license-crawler-tests.ts
@@ -0,0 +1,15 @@
+import { CrawlerOptions, dumpLicenses } from 'npm-license-crawler';
+
+const options: CrawlerOptions = {
+    start: ['../..'],
+    exclude: ['.'],
+    json: 'licenses.json',
+    unknown: true,
+};
+
+dumpLicenses(options, (error, res) => {
+    res.name.licenses; // $ExpectType string
+    res.name.licenseUrl; // $ExpectType string
+    res.name.parents; // $ExpectType string
+    res.name.repository; // $ExpectType string
+});
diff --git a/types/npm-license-crawler/tsconfig.json b/types/npm-license-crawler/tsconfig.json
new file mode 100644
index 0000000000..59df3a8697
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+++ b/types/npm-license-crawler/tsconfig.json
@@ -0,0 +1,23 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "npm-license-crawler-tests.ts"
+    ]
+}
diff --git a/types/npm-license-crawler/tslint.json b/types/npm-license-crawler/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/npm-license-crawler/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }