diff --git a/types/readline-transform/index.d.ts b/types/readline-transform/index.d.ts
new file mode 100644
index 0000000000..ec1ce8b56c
--- /dev/null
+++ b/types/readline-transform/index.d.ts
@@ -0,0 +1,21 @@
+// Type definitions for readline-transform 0.9
+// Project: https://github.com/tilfin/readline-transform
+// Definitions by: Piotr Roszatycki <https://github.com/dex4er>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+/// <reference types="node" />
+
+import { Transform, TransformOptions } from 'stream';
+
+export interface ReadlineTransformOptions extends TransformOptions {
+  /** line break matcher for str.split() (default: /\r?\n/) */
+  breakMatcher?: RegExp;
+  /** if content ends with line break, ignore last empty line (default: true) */
+  ignoreEndOfBreak?: boolean;
+  /** if line is empty string, skip it (default: false) */
+  skipEmpty?: boolean;
+}
+
+export default class ReadlineTransform extends Transform {
+  constructor(options?: ReadlineTransformOptions);
+}
diff --git a/types/readline-transform/readline-transform-tests.ts b/types/readline-transform/readline-transform-tests.ts
new file mode 100644
index 0000000000..9c343bd352
--- /dev/null
+++ b/types/readline-transform/readline-transform-tests.ts
@@ -0,0 +1,12 @@
+import { PassThrough } from 'stream';
+import ReadlineTransform from 'readline-transform';
+
+const readStream = new PassThrough();
+const transform = new ReadlineTransform({
+  breakMatcher: /\n/,
+  ignoreEndOfBreak: false,
+  skipEmpty: true
+});
+const writeStream = new PassThrough({ objectMode: true });
+
+readStream.pipe(transform).pipe(writeStream);
diff --git a/types/readline-transform/tsconfig.json b/types/readline-transform/tsconfig.json
new file mode 100644
index 0000000000..76521c5b6a
--- /dev/null
+++ b/types/readline-transform/tsconfig.json
@@ -0,0 +1,24 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "esModuleInterop": true,
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictFunctionTypes": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "readline-transform-tests.ts"
+    ]
+}
diff --git a/types/readline-transform/tslint.json b/types/readline-transform/tslint.json
new file mode 100644
index 0000000000..2750cc0197
--- /dev/null
+++ b/types/readline-transform/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }
\ No newline at end of file