diff --git a/lib/workspaces/index.js b/lib/workspaces/index.js
index ae7fc975..d4b81f86 100644
--- a/lib/workspaces/index.js
+++ b/lib/workspaces/index.js
@@ -1,4 +1,3 @@
-var _ = require('underscore');
 
 exports.create = function (options) {
   var requestor = options.requestor;
@@ -7,41 +6,41 @@ exports.create = function (options) {
   var optionsToSend = {
     url: options.apiUrls.workspaces,
   };
-  _.extend(optionsToSend, options.clientOptions);
+  optionsToSend = { ...optionsToSend, ...options.clientOptions };
 
   var listWorkspaces = (getOptions, callback) => {
     var urlOptions = { url: buildUrl(getOptions) };
-    return requestor.get(_.extend({}, optionsToSend, urlOptions, getOptions), callback);
+    return requestor.get({ ...optionsToSend, ...urlOptions, ...getOptions }, callback);
   };
 
   var listWorkspaceFolders = (getOptions, callback) => {
     var urlOptions = { url: buildUrl(getOptions) + '/folders' };
-    return requestor.get(_.extend({}, optionsToSend, urlOptions, getOptions), callback);
+    return requestor.get({ ...optionsToSend, ...urlOptions, ...getOptions }, callback);
   };
 
   var createWorkspace = (postOptions, callback) => {
     var urlOptions = { url: buildUrl(postOptions) };
-    return requestor.post(_.extend({}, optionsToSend, urlOptions, postOptions), callback);
+    return requestor.post({ ...optionsToSend, ...urlOptions, ...postOptions }, callback);
   };
 
   var createFolder = (postOptions, callback) => {
     var urlOptions = { url: buildUrl(postOptions) + '/folders' };
-    return requestor.post(_.extend({}, optionsToSend, urlOptions, postOptions), callback);
+    return requestor.post({ ...optionsToSend, ...urlOptions, ...postOptions }, callback);
   };
 
   var updateWorkspace = (putOptions, callback) => {
     var urlOptions = { url: buildUrl(putOptions) };
-    return requestor.put(_.extend({}, optionsToSend, urlOptions, putOptions), callback);
+    return requestor.put({ ...optionsToSend, ...urlOptions, ...putOptions }, callback);
   };
 
   var deleteWorkspace = (deleteOptions, callback) => {
     var urlOptions = { url: buildUrl(deleteOptions) };
-    return requestor.delete(_.extend({}, optionsToSend, urlOptions, deleteOptions), callback);
+    return requestor.delete({ ...optionsToSend, ...urlOptions, ...deleteOptions }, callback);
   };
 
   var copyWorkspace = (postOptions, callback) => {
     var urlOptions = { url: buildUrl(postOptions) + '/copy' };
-    return requestor.post(_.extend({}, optionsToSend, urlOptions, postOptions), callback);
+    return requestor.post({ ...optionsToSend, ...urlOptions, ...postOptions }, callback);
   };
 
   var buildUrl = (urlOptions) => {
@@ -63,7 +62,7 @@ exports.create = function (options) {
     copyWorkspace: copyWorkspace,
   };
 
-  _.extend(workspaceObject, shares.create(options));
+  workspaceObject = { ...workspaceObject, ...shares.create(options) };
 
   return workspaceObject;
 };
diff --git a/lib/workspaces/index.ts b/lib/workspaces/index.ts
new file mode 100644
index 00000000..3a972688
--- /dev/null
+++ b/lib/workspaces/index.ts
@@ -0,0 +1,80 @@
+import type {
+  WorkspaceOptions,
+  WorkspaceUrlOptions,
+  GetWorkspaceOptions,
+  PostWorkspaceOptions,
+  DeleteWorkspaceOptions,
+  PutWorkspaceOptions,
+  WorkspaceObject
+} from './types';
+
+import type { RequestCallback } from '../types/RequestCallback';
+import shareFactory from '../share/share.js';
+
+export const create = function(options: WorkspaceOptions): WorkspaceObject {
+  const requestor = options.requestor;
+  const shares = shareFactory(options.apiUrls.workspaces);
+
+  let optionsToSend: Record<string, unknown> = {
+    url: options.apiUrls.workspaces,
+  };
+  optionsToSend = { ...optionsToSend, ...options.clientOptions };
+
+  const listWorkspaces = <T>(getOptions: GetWorkspaceOptions, callback?: RequestCallback<T>): Promise<T> => {
+    const urlOptions = { url: buildUrl(getOptions) };
+    return requestor.get<T>({ ...optionsToSend, ...urlOptions, ...getOptions }, callback);
+  };
+
+  const listWorkspaceFolders = <T>(getOptions: GetWorkspaceOptions, callback?: RequestCallback<T>): Promise<T> => {
+    const urlOptions = { url: buildUrl(getOptions) + '/folders' };
+    return requestor.get<T>({ ...optionsToSend, ...urlOptions, ...getOptions }, callback);
+  };
+
+  const createWorkspace = <T>(postOptions: PostWorkspaceOptions, callback?: RequestCallback<T>): Promise<T> => {
+    const urlOptions = { url: buildUrl(postOptions) };
+    return requestor.post<T>({ ...optionsToSend, ...urlOptions, ...postOptions }, callback);
+  };
+
+  const createFolder = <T>(postOptions: PostWorkspaceOptions, callback?: RequestCallback<T>): Promise<T> => {
+    const urlOptions = { url: buildUrl(postOptions) + '/folders' };
+    return requestor.post<T>({ ...optionsToSend, ...urlOptions, ...postOptions }, callback);
+  };
+
+  const updateWorkspace = <T>(putOptions: PutWorkspaceOptions, callback?: RequestCallback<T>): Promise<T> => {
+    const urlOptions = { url: buildUrl(putOptions) };
+    return requestor.put<T>({ ...optionsToSend, ...urlOptions, ...putOptions }, callback);
+  };
+
+  const deleteWorkspace = <T>(deleteOptions: DeleteWorkspaceOptions, callback?: RequestCallback<T>): Promise<T> => {
+    const urlOptions = { url: buildUrl(deleteOptions) };
+    return requestor.delete<T>({ ...optionsToSend, ...urlOptions, ...deleteOptions }, callback);
+  };
+
+  const copyWorkspace = <T>(postOptions: PostWorkspaceOptions, callback?: RequestCallback<T>): Promise<T> => {
+    const urlOptions = { url: buildUrl(postOptions) + '/copy' };
+    return requestor.post<T>({ ...optionsToSend, ...urlOptions, ...postOptions }, callback);
+  };
+
+  const buildUrl = (urlOptions: WorkspaceUrlOptions): string => {
+    let id = '';
+    if (urlOptions && urlOptions.workspaceId) {
+      id = urlOptions.workspaceId;
+    }
+    return options.apiUrls.workspaces + id;
+  };
+
+  let workspaceObject: WorkspaceObject = {
+    listWorkspaces,
+    getWorkspace: listWorkspaces,
+    listWorkspaceFolders,
+    createWorkspace,
+    createFolder,
+    deleteWorkspace,
+    updateWorkspace,
+    copyWorkspace,
+  };
+
+  workspaceObject = { ...workspaceObject, ...shares.create(options) };
+
+  return workspaceObject;
+};
diff --git a/lib/workspaces/types.ts b/lib/workspaces/types.ts
new file mode 100644
index 00000000..69d35578
--- /dev/null
+++ b/lib/workspaces/types.ts
@@ -0,0 +1,148 @@
+import type { RequestCallback } from '../types/RequestCallback';
+import type { RequestOptions } from '../types/RequestOptions';
+
+/**
+ * Generic request options type for all HTTP operations
+ */
+export interface HttpRequestOptions {
+  url: string;
+  queryParameters?: Record<string, string | number | boolean>;
+  body?: unknown;
+  [key: string]: unknown;
+}
+
+/**
+ * Workspace requestor interface for HTTP operations
+ */
+export interface WorkspaceRequestor {
+  get: <T>(options: HttpRequestOptions, callback?: RequestCallback<T>) => Promise<T>;
+  post: <T>(options: HttpRequestOptions, callback?: RequestCallback<T>) => Promise<T>;
+  put: <T>(options: HttpRequestOptions, callback?: RequestCallback<T>) => Promise<T>;
+  delete: <T>(options: HttpRequestOptions, callback?: RequestCallback<T>) => Promise<T>;
+}
+
+/**
+ * Options for the workspace module
+ */
+export interface WorkspaceOptions {
+  requestor: WorkspaceRequestor;
+  apiUrls: {
+    workspaces: string;
+  };
+  clientOptions: Record<string, unknown>;
+}
+
+/**
+ * URL options for workspace operations
+ */
+export interface WorkspaceUrlOptions {
+  workspaceId?: string;
+  sheetId?: string;
+  reportId?: string;
+  sightId?: string;
+  shareId?: string;
+  [key: string]: unknown;
+}
+
+/**
+ * Query parameters for workspace GET operations
+ */
+export interface WorkspaceGetQueryParams {
+  includeAll?: boolean;
+  [key: string]: string | number | boolean | undefined;
+}
+
+/**
+ * Options for GET workspace operations
+ */
+export interface GetWorkspaceOptions extends WorkspaceUrlOptions, RequestOptions<WorkspaceGetQueryParams, never> {}
+
+/**
+ * Body for workspace POST operations
+ */
+export interface WorkspacePostBody {
+  name?: string;
+  [key: string]: unknown;
+}
+
+/**
+ * Options for POST workspace operations
+ */
+export interface PostWorkspaceOptions extends WorkspaceUrlOptions, RequestOptions<Record<string, string | number | boolean>, WorkspacePostBody> {}
+
+/**
+ * Options for DELETE workspace operations
+ */
+export interface DeleteWorkspaceOptions extends WorkspaceUrlOptions, RequestOptions<Record<string, string | number | boolean>, never> {}
+
+/**
+ * Body for workspace PUT operations
+ */
+export interface WorkspacePutBody {
+  name?: string;
+  [key: string]: unknown;
+}
+
+/**
+ * Options for PUT workspace operations
+ */
+export interface PutWorkspaceOptions extends WorkspaceUrlOptions, RequestOptions<Record<string, string | number | boolean>, WorkspacePutBody> {}
+
+/**
+ * Workspace object interface returned by the create function
+ */
+export interface WorkspaceObject {
+  /**
+   * Lists all workspaces
+   */
+  listWorkspaces: <T>(getOptions: GetWorkspaceOptions, callback?: RequestCallback<T>) => Promise<T>;
+  
+  /**
+   * Gets a specific workspace
+   */
+  getWorkspace: <T>(getOptions: GetWorkspaceOptions, callback?: RequestCallback<T>) => Promise<T>;
+  
+  /**
+   * Lists folders in a workspace
+   */
+  listWorkspaceFolders: <T>(getOptions: GetWorkspaceOptions, callback?: RequestCallback<T>) => Promise<T>;
+  
+  /**
+   * Creates a new workspace
+   */
+  createWorkspace: <T>(postOptions: PostWorkspaceOptions, callback?: RequestCallback<T>) => Promise<T>;
+  
+  /**
+   * Creates a folder in a workspace
+   */
+  createFolder: <T>(postOptions: PostWorkspaceOptions, callback?: RequestCallback<T>) => Promise<T>;
+  
+  /**
+   * Deletes a workspace
+   */
+  deleteWorkspace: <T>(deleteOptions: DeleteWorkspaceOptions, callback?: RequestCallback<T>) => Promise<T>;
+  
+  /**
+   * Updates a workspace
+   */
+  updateWorkspace: <T>(putOptions: PutWorkspaceOptions, callback?: RequestCallback<T>) => Promise<T>;
+  
+  /**
+   * Copies a workspace
+   */
+  copyWorkspace: <T>(postOptions: PostWorkspaceOptions, callback?: RequestCallback<T>) => Promise<T>;
+
+}
+
+/**
+ * Response type for workspace operations (can be extended for specific responses)
+ */
+export interface WorkspaceResponse {
+  message?: string;
+  result?: {
+    id?: number | string;
+    name?: string;
+    [key: string]: unknown;
+  };
+  statusCode?: number;
+}