diff --git a/types/os-utils/index.d.ts b/types/os-utils/index.d.ts
new file mode 100644
index 0000000000..3dee21ea5b
--- /dev/null
+++ b/types/os-utils/index.d.ts
@@ -0,0 +1,102 @@
+// Type definitions for os-utils 0.0
+// Project: https://github.com/oscmejia/os-utils
+// Definitions by: Nasreddine Bac Ali <https://github.com/bacali95>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+/// <reference types="node" />
+
+type Platform = 'aix'
+    | 'android'
+    | 'darwin'
+    | 'freebsd'
+    | 'linux'
+    | 'openbsd'
+    | 'sunos'
+    | 'win32'
+    | 'cygwin';
+
+/**
+ * returns platform.
+ * @return Platform
+ */
+export function platform(): Platform;
+
+/**
+ * returns number of cpus.
+ * @return number
+ */
+export function cpuCount(): number;
+
+/**
+ * returns system up time in seconds.
+ * @return number
+ */
+export function sysUptime(): number;
+
+/**
+ * returns process up time in seconds.
+ * @return number
+ */
+export function processUptime(): number;
+
+/**
+ * returns free memory in megabytes.
+ * @return number
+ */
+export function freemem(): number;
+
+/**
+ * returns total memory in megabytes.
+ * @return number
+ */
+export function totalmem(): number;
+
+/**
+ * returns the percentage of free memory.
+ * @return number
+ */
+export function freememPercentage(): number;
+
+/**
+ * execute free command (only linux).
+ */
+export function freeCommand(callback: (used_mem: number) => any): void;
+
+/**
+ * execute df -k command.
+ */
+export function harddrive(callback: (total: number, free: number, used: number) => any): void;
+
+/**
+ * return process running current.
+ */
+export function getProcesses(callback: (result: string) => any): void;
+
+/**
+ * return process running current.
+ */
+export function getProcesses(nProcess: number, callback: (result: string) => any): void;
+
+/**
+ * returns all the load average usage for 1, 5 or 15 minutes.
+ * @return string
+ */
+export function allLoadavg(): string;
+
+/**
+ * returns the load average usage for 1, 5 or 15 minutes.
+ * @return number
+ */
+export function loadavg(_time?: number): number;
+
+/**
+ * returns the free percentage of cpu usage.
+ */
+export function cpuFree(callback: (percentage: number) => any): void;
+
+/**
+ * returns the percentage of cpu usage.
+ */
+export function cpuUsage(callback: (percentage: number) => any): void;
+
+export {};
diff --git a/types/os-utils/os-utils-tests.ts b/types/os-utils/os-utils-tests.ts
new file mode 100644
index 0000000000..e5ec3ff155
--- /dev/null
+++ b/types/os-utils/os-utils-tests.ts
@@ -0,0 +1,38 @@
+import * as os from 'os-utils';
+
+console.log('\n');
+console.log('OS Utils');
+console.log('\n');
+
+console.log('Platform: ' + os.platform());
+console.log('CPUs: ' + os.cpuCount());
+console.log('\n');
+
+console.log('System Uptime (s): ' + os.sysUptime());
+console.log('Process Uptime (s): ' + os.processUptime());
+console.log('\n');
+
+console.log('Free Memory (Kb): ' + os.freemem());
+console.log('total Memory (Kb): ' + os.totalmem());
+console.log('Free Memory (%): ' + os.freememPercentage());
+console.log('\n');
+
+console.log('Load Usage (%): ' + os.loadavg());
+console.log('Load Usage 1 (%): ' + os.loadavg(1));
+console.log('Load Usage 5 (%): ' + os.loadavg(5));
+console.log('Load Usage 15 (%): ' + os.loadavg(15));
+console.log('\n');
+
+os.cpuUsage((v) => {
+    console.log('CPU Usage (%): ' + v);
+});
+
+os.cpuFree((v) => {
+    console.log('CPU Free (%): ' + v);
+});
+
+console.log('\n');
+console.log('OS Utils');
+console.log('\n');
+
+console.log('\n');
diff --git a/types/os-utils/tsconfig.json b/types/os-utils/tsconfig.json
new file mode 100644
index 0000000000..c472992df2
--- /dev/null
+++ b/types/os-utils/tsconfig.json
@@ -0,0 +1,24 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6",
+            "dom"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "os-utils-tests.ts"
+    ]
+}
diff --git a/types/os-utils/tslint.json b/types/os-utils/tslint.json
new file mode 100644
index 0000000000..f93cf8562a
--- /dev/null
+++ b/types/os-utils/tslint.json
@@ -0,0 +1,3 @@
+{
+    "extends": "dtslint/dt.json"
+}