diff --git a/jquery.uniform/jquery.uniform.d.ts b/jquery.uniform/jquery.uniform.d.ts
index 402f3d7c43..d5eee3e478 100644
--- a/jquery.uniform/jquery.uniform.d.ts
+++ b/jquery.uniform/jquery.uniform.d.ts
@@ -5,7 +5,7 @@
 
 /// <reference path="../jquery/jquery.d.ts" />
 
-interface UniformOptions {
+interface UniformCoreOptions {
     activeClass?: string;
     autoHide?: boolean;
     buttonClass?: string;
@@ -35,8 +35,8 @@ interface UniformOptions {
     wrapperClass?: string;
 }
 
-interface UniformOptionsWithExtraParameters extends UniformOptions {
-    [optionName: string]: any;
+interface UniformOptions extends UniformCoreOptions {
+    [option: string]: any;
 }
 
 interface Uniform {
@@ -44,7 +44,7 @@ interface Uniform {
     update(elemOrSelector?: any): void;
     restore(elemOrSelector?: any): void;
     elements: JQuery[];
-	defaults: UniformOptions;
+    defaults: UniformOptions;
 }
 interface JQueryStatic {
     uniform: Uniform;
diff --git a/jqueryui/jqueryui.d.ts b/jqueryui/jqueryui.d.ts
index 80cda8976a..e658d0d109 100644
--- a/jqueryui/jqueryui.d.ts
+++ b/jqueryui/jqueryui.d.ts
@@ -1670,7 +1670,7 @@ interface JQuery {
     sortable(methodName: string): JQuery;
     sortable(options: JQueryUI.SortableOptions): JQuery;
     sortable(optionLiteral: string, optionName: string): any;
-    sortable(methodName: 'serialize', options: { key?: string; attribute?: string; expression?: RegExp });
+    sortable(methodName: 'serialize', options: { key?: string; attribute?: string; expression?: RegExp }): string;
     sortable(optionLiteral: string, options: JQueryUI.SortableOptions): any;
     sortable(optionLiteral: string, optionName: string, optionValue: any): JQuery;
 
diff --git a/log4js/log4js.d.ts b/log4js/log4js.d.ts
index 3a1e9e3e77..4888b9f518 100644
--- a/log4js/log4js.d.ts
+++ b/log4js/log4js.d.ts
@@ -233,11 +233,11 @@ declare module "log4js" {
                           | MultiprocessAppenderConfig
                           | LogglyAppenderConfig
                           | ClusteredAppenderConfig
-
-  interface UserDefinedAppenderConfig extends AppenderConfigBase {
-      [prop: string]: any;
+    
+  interface CustomAppenderConfig extends AppenderConfigBase {
+    [prop: string]: any;
   }
 
-  type AppenderConfig = CoreAppenderConfig | UserDefinedAppenderConfig;
+  type AppenderConfig = CoreAppenderConfig | CustomAppenderConfig;
 }
 
diff --git a/mCustomScrollbar/mCustomScrollbar.d.ts b/mCustomScrollbar/mCustomScrollbar.d.ts
index 7e0a529ef6..f41aca00a1 100644
--- a/mCustomScrollbar/mCustomScrollbar.d.ts
+++ b/mCustomScrollbar/mCustomScrollbar.d.ts
@@ -40,6 +40,10 @@ declare module MCustomScrollbar {
         */
         autoHideScrollbar?: boolean;
         scrollButtons?: {
+            /**
+             * Enable or disable scroll buttons.
+             */
+            enable?: boolean;
             /**
             * Scroll buttons scroll type, values: "continuous" (scroll continuously while pressing the button), "pixels" (scrolls by a fixed number of pixels on each click")
             */
@@ -47,11 +51,11 @@ declare module MCustomScrollbar {
             /**
             * Scroll buttons continuous scrolling speed, integer value or "auto" (script calculates and sets the speed according to content length)
             */
-            scrollSpeed?: any;
+            scrollSpeed?: number | string;
             /**
-            * Scroll buttons pixels scrolling amount, value in pixels
+            * Scroll buttons pixels scrolling amount, value in pixels or "auto"
             */
-            scrollAmount?: number;
+            scrollAmount?: number | string;
         }
     advanced?: {
             /**
@@ -94,14 +98,24 @@ declare module MCustomScrollbar {
             */
             onScroll?: () => void;
             /**
-            * User defined callback function, triggered when scroll end-limit is reached
+            * A function to call when scrolling is completed and content is scrolled all the way to the end (bottom/right)
+            */
+            onTotalScroll?: () => void;
+            /**
+            * A function to call when scrolling is completed and content is scrolled back to the beginning (top/left)
             */
             onTotalScrollBack?: () => void;
             /**
-            * Scroll end-limit offset, value in pixels
+            * Set an offset for which the onTotalScroll callback is triggered.
+            * Its value is in pixels.
             */
             onTotalScrollOffset?: number;
             /**
+            * Set an offset for which the onTotalScrollBack callback is triggered.
+            * Its value is in pixels
+            */
+            onTotalScrollBackOffset?: number;
+            /**
             * User defined callback function, triggered while scrolling
             */
             whileScrolling?: () => void;
@@ -129,12 +143,6 @@ declare module MCustomScrollbar {
 }
 
 interface JQuery {
-    /**
-    * Creates a new mCustomScrollbar with the specified or default options
-    *
-    * @param options Override default options
-    */
-    mCustomScrollbar(options?: MCustomScrollbar.CustomScrollbarOptions): JQuery;
     /**
     * Calls specified methods on the scrollbar "update", "stop", "disable", "destroy"
     *
@@ -149,4 +157,10 @@ interface JQuery {
     * @param options Override default options
     */
     mCustomScrollbar(scrollTo: string, parameter: any, options?: MCustomScrollbar.ScrollToParameterOptions): JQuery;
+    /**
+    * Creates a new mCustomScrollbar with the specified or default options
+    *
+    * @param options Override default options
+    */
+    mCustomScrollbar(options?: MCustomScrollbar.CustomScrollbarOptions): JQuery;
 }
\ No newline at end of file
diff --git a/mailcheck/mailcheck.d.ts b/mailcheck/mailcheck.d.ts
index c6f28d0db8..64b5f93c40 100644
--- a/mailcheck/mailcheck.d.ts
+++ b/mailcheck/mailcheck.d.ts
@@ -47,6 +47,7 @@ declare module MailcheckModule {
 
     export interface IOptions {
         domains?: string[];
+        secondLevelDomains?: string[];
         topLevelDomains?: string[];
         distanceFunction?: IDistanceFunction;
         suggested?: ISuggested | IJQuerySuggested;
diff --git a/marked/marked-tests.ts b/marked/marked-tests.ts
index ca8b96920b..44be0f0e84 100644
--- a/marked/marked-tests.ts
+++ b/marked/marked-tests.ts
@@ -8,7 +8,7 @@ var options: MarkedOptions = {
     breaks: false,
     pedantic: false,
     sanitize: true,
-    smartLsts: true,
+    smartLists: true,
     silent: false,
     highlight: function (code: string, lang: string) {
     	return '';
diff --git a/mongoose/mongoose.d.ts b/mongoose/mongoose.d.ts
index ce4be964f4..e840d8e050 100644
--- a/mongoose/mongoose.d.ts
+++ b/mongoose/mongoose.d.ts
@@ -6,10 +6,10 @@
 ///<reference path="../node/node.d.ts" />
 
 declare module "mongoose" {
-  function connect(uri: string, options?: ConnectionOption, callback?: (err: any) => void): Mongoose;
+  function connect(uri: string, options?: ConnectionOptions , callback?: (err: any) => void): Mongoose;
   function createConnection(): Connection;
-  function createConnection(uri: string, options?: ConnectionOption): Connection;
-  function createConnection(host: string, database_name: string, port?: number, options?: ConnectionOption): Connection;
+  function createConnection(uri: string, options?: ConnectionOptions): Connection;
+  function createConnection(host: string, database_name: string, port?: number, options?: ConnectionOptions): Connection;
   function disconnect(callback?: (err?: any) => void): Mongoose;
 
   function model<T extends Document>(name: string, schema?: Schema, collection?: string, skipInit?: boolean): Model<T>;
@@ -25,10 +25,10 @@ declare module "mongoose" {
   var connection: Connection;
 
   export class Mongoose {
-    connect(uri: string, options?: ConnectionOption, callback?: (err: any) => void): Mongoose;
+    connect(uri: string, options?: ConnectOpenOptionsBase, callback?: (err: any) => void): Mongoose;
     createConnection(): Connection;
     createConnection(uri: string, options?: Object): Connection;
-    createConnection(host: string, database_name: string, port?: number, options?: ConnectionOption): Connection;
+    createConnection(host: string, database_name: string, port?: number, options?: ConnectOpenOptionsBase): Connection;
     disconnect(callback?: (err?: any) => void): Mongoose;
     get(key: string): any;
     model<T extends Document>(name: string, schema?: Schema, collection?: string, skipInit?: boolean): Model<T>;
@@ -49,23 +49,66 @@ declare module "mongoose" {
     collection(name: string, options?: Object): Collection;
     model<T extends Document>(name: string, schema?: Schema, collection?: string): Model<T>;
     modelNames(): string[];
-    open(host: string, database?: string, port?: number, options?: ConnectionOption, callback?: (err: any) => void): Connection;
-    openSet(uris: string, database?: string, options?: ConnectionSetOption, callback?: (err: any) => void): Connection;
+    open(host: string, database?: string, port?: number, options?: OpenSetConnectionOptions, callback?: (err: any) => void): Connection;
+    openSet(uris: string, database?: string, options?: OpenSetConnectionOptions, callback?: (err: any) => void): Connection;
 
     db: any;
     collections: {[index: string]: Collection};
     readyState: number;
   }
-  export interface ConnectionOption {
+
+  export interface ConnectOpenOptionsBase {
     db?: any;
     server?: any;
     replset?: any;
+    /** Username for authentication if not supplied in the URI. */
     user?: string;
+    /** Password for authentication if not supplied in the URI. */
     pass?: string;
+    /** Options for authentication */
     auth?: any;
   }
-  export interface ConnectionSetOption extends ConnectionOption {
-    mongos?: boolean;
+
+  export interface ConnectionOptions extends ConnectOpenOptionsBase {
+    /** Passed to the underlying driver's Mongos instance. */
+    mongos?: MongosOptions;
+  }
+
+  interface OpenSetConnectionOptions extends ConnectOpenOptionsBase {
+      /** If true, enables High Availability support for mongos */
+      mongos?: boolean;
+  }
+
+  interface MongosOptions {
+      /** Turn on high availability monitoring. (default: true) */
+      ha?: boolean;
+      /** Time between each replicaset status check. (default: 5000) */
+      haInterval?: number;
+      /**
+       * Number of connections in the connection pool for each
+       * server instance. (default: 5 (for legacy reasons)) */
+      poolSize?: number;
+      /**
+       * Use ssl connection (needs to have a mongod server with
+       * ssl support). (default: false).
+       */
+      ssl?: boolean;
+      /**
+       * Validate mongod server certificate against ca
+       * (needs to have a mongod server with ssl support, 2.4 or higher)
+       * (default: true)
+       */
+      sslValidate?: boolean;
+      /** Turn on high availability monitoring. */
+      sslCA?: (Buffer|string)[];
+      sslKey?: Buffer|string;
+      sslPass?: Buffer|string;
+      socketOptions?: {
+          noDelay?: boolean;
+          keepAlive?: number;
+          connectionTimeoutMS?: number;
+          socketTimeoutMS?: number;
+      };
   }
 
   export interface Collection {
diff --git a/needle/needle-tests.ts b/needle/needle-tests.ts
index 24d9701b51..106d46a716 100644
--- a/needle/needle-tests.ts
+++ b/needle/needle-tests.ts
@@ -22,7 +22,7 @@ function ResponsePipeline() {
 
     var options = {
         compressed: true,
-        follow: true,
+        follow: 5,
         rejectUnauthorized: true
     };
 
diff --git a/needle/needle.d.ts b/needle/needle.d.ts
index 741cf5fe3b..e7a67387de 100644
--- a/needle/needle.d.ts
+++ b/needle/needle.d.ts
@@ -15,13 +15,21 @@ declare module Needle {
 
     interface RequestOptions {
         timeout?: number;
-        follow?: any; // number | string
+        follow?: number;
+        follow_max?: number;
         multipart?: boolean;
         proxy?: string;
         agent?: string;
-        headers?: any;
+        headers?: HttpHeaderOptions;
         auth?: string; // auto | digest | basic (default)
         json?: boolean;
+
+        // These properties are overwritten by those in the 'headers' field
+        compressed?: boolean;
+        cookies?: { [name: string]: any; };
+        // Overwritten if present in the URI
+        username?: string;
+        password?: string;
     }
 
     interface ResponseOptions {
@@ -31,12 +39,15 @@ declare module Needle {
     }
 
     interface HttpHeaderOptions {
+        cookies?: { [name: string]: any; };
         compressed?: boolean;
-        username?: string;
-        password?: string;
         accept?: string;
         connection?: string;
         user_agent?: string;
+
+        // Overwritten if present in the URI
+        username?: string;
+        password?: string;
     }
 
     interface TLSOptions {
diff --git a/node-gcm/node-gcm.d.ts b/node-gcm/node-gcm.d.ts
index 3272acac4e..cac54f31ac 100644
--- a/node-gcm/node-gcm.d.ts
+++ b/node-gcm/node-gcm.d.ts
@@ -10,6 +10,9 @@ declare module "node-gcm" {
         delayWhileIdle?: boolean;
         timeToLive?: number;
         dryRun?: boolean;
+        data: {
+            [key: string]: string;
+        };
     }
 
     export class Message {
@@ -20,7 +23,7 @@ declare module "node-gcm" {
         dryRun: boolean;
 
         addData(key: string, value: string): void;
-        addData(data: any): void;
+        addData(data: { [key: string]: string }): void;
     }