diff --git a/types/is-obj/index.d.ts b/types/is-obj/index.d.ts
new file mode 100644
index 0000000000..4df97e0660
--- /dev/null
+++ b/types/is-obj/index.d.ts
@@ -0,0 +1,9 @@
+// Type definitions for is-obj 1.0
+// Project: https://github.com/sindresorhus/is-obj#readme
+// Definitions by: Emily Marigold Klassen <https://github.com/forivall>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
+
+export = isObj;
+
+declare function isObj(x: any): x is object;
diff --git a/types/is-obj/is-obj-tests.ts b/types/is-obj/is-obj-tests.ts
new file mode 100644
index 0000000000..1fdf19cbf9
--- /dev/null
+++ b/types/is-obj/is-obj-tests.ts
@@ -0,0 +1,10 @@
+import isObj = require('is-obj');
+
+isObj({foo: 'bar'});
+// => true
+
+isObj([1, 2, 3]);
+// => true
+
+isObj('foo');
+// => false
diff --git a/types/is-obj/tsconfig.json b/types/is-obj/tsconfig.json
new file mode 100644
index 0000000000..0a22d83578
--- /dev/null
+++ b/types/is-obj/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",
+        "is-obj-tests.ts"
+    ]
+}
diff --git a/types/is-obj/tslint.json b/types/is-obj/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/is-obj/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }
diff --git a/types/is-regexp/index.d.ts b/types/is-regexp/index.d.ts
new file mode 100644
index 0000000000..a89562cf16
--- /dev/null
+++ b/types/is-regexp/index.d.ts
@@ -0,0 +1,9 @@
+// Type definitions for is-regexp 2.0
+// Project: https://github.com/sindresorhus/is-regexp#readme
+// Definitions by: Emily Marigold Klassen <https://github.com/forivall>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
+
+export = isRegexp;
+
+declare function isRegexp(input: any): input is RegExp;
diff --git a/types/is-regexp/is-regexp-tests.ts b/types/is-regexp/is-regexp-tests.ts
new file mode 100644
index 0000000000..c5da5665dd
--- /dev/null
+++ b/types/is-regexp/is-regexp-tests.ts
@@ -0,0 +1,10 @@
+import isRegexp = require('is-regexp');
+
+isRegexp('unicorn');
+// => false
+
+isRegexp(/unicorn/);
+// => true
+
+isRegexp(new RegExp('unicorn'));
+// => true
diff --git a/types/is-regexp/tsconfig.json b/types/is-regexp/tsconfig.json
new file mode 100644
index 0000000000..1ae59c1f8a
--- /dev/null
+++ b/types/is-regexp/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",
+        "is-regexp-tests.ts"
+    ]
+}
diff --git a/types/is-regexp/tslint.json b/types/is-regexp/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/is-regexp/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }