diff --git a/types/jsreport-core/index.d.ts b/types/jsreport-core/index.d.ts
index 23413889da..ab0fe38a02 100644
--- a/types/jsreport-core/index.d.ts
+++ b/types/jsreport-core/index.d.ts
@@ -5,92 +5,104 @@
 // TypeScript Version: 2.3
 
 /// <reference types="node" />
-import { Buffer } from 'buffer';
-import { Readable } from 'stream';
 
 declare namespace JsReport {
-	type helpers = string | { [fun: string]: (...args: any[]) => any };
+	type Helpers = string | { [fun: string]: (...args: any[]) => any };
 
-	interface RenderOptions {
-		template: {
-			content: string;
-			engine: 'jsrender' | 'handlebars' | 'ejs' | 'jade' | string;
-			helpers?: helpers;
-			recipe: 'phantom-pdf' | 'electron-pdf' | 'text' | 'xlsx' | 'html-to-xlsx' | 'phantom-image' | 'html-to-text' | 'fop-pdf' | 'client-html' | 'wrapped-html' | 'wkhtmltopdf' | string;
-		};
-		data?: any;
+	type Engine = "none";
+
+	type Recipe = "html";
+
+	interface Template {
+		content: string;
+		engine: Engine | string;
+		helpers: Helpers;
+		recipe: Recipe | string;
 	}
 
-	interface Report {
+	interface Request {
+		template: Partial<Template>;
+		options: object;
+		data: any;
+	}
+
+	interface Response {
 		content: Buffer;
-		stream: Readable;
+		stream: NodeJS.ReadableStream;
 		headers: {
 			[header: string]: string | number | boolean;
 		};
 	}
 
-	interface Request {
-		template: {
-			content: string;
-		};
-	}
-
-	// interface Response {
-	// 	// todo
-	// }
-
-	type Response = any;
-
-	interface Listener {
-		add(type: string, callback: (req: Request, res: Response, err: any) => void): void;
-	}
-
-	interface Logger {
-		add(logger: any, options?: {
-			level: 'debug' | 'info' | 'log' | 'warn' | 'error';
-		}): void;
+	interface ListenerCollection {
+		add(
+			type: string,
+			callback: (req: Request, res: Response, err?: any) => Promise<any> | void
+		): void;
 	}
 
 	interface Collection {
-		find(query: {
-			[field: string]: any;
-		}): Promise<any>;
+		find(query: { [field: string]: any }): Promise<object[]>;
+		update(query: { [field: string]: any }, update: object, options?: object): Promise<any>;
+		remove(query: { [field: string]: any }): Promise<any>;
+		insert(obj: object): Promise<object>;
 	}
 
 	interface DocumentStore {
-		collection(options: string): Collection;
+		collection(name: string): Collection;
 	}
 
-	interface JsReporter {
-		afterRenderListeners: Listener;
-		afterTemplatingEnginesExecutedListeners: Listener;
-		beforeRenderListeners: Listener;
+	type Extension = (reporter: Reporter, definition: object) => void;
+
+	interface ExtensionDefinition {
+		options: any;
+		main: any;
+		directory: string;
+	}
+
+	interface Reporter {
+		use(extension: Extension | ExtensionDefinition): Reporter;
+	}
+
+	interface Reporter {
+		afterRenderListeners: ListenerCollection;
+		afterTemplatingEnginesExecutedListeners: ListenerCollection;
+		beforeRenderListeners: ListenerCollection;
 		documentStore: DocumentStore;
-		initializeListeners: Listener;
-		logger: Logger;
-		validateRenderListeners: Listener;
-		init(): Promise<void>;
-		render(options: RenderOptions): Promise<Report>;
-		use(extension: any): any;
+		initializeListeners: ListenerCollection;
+		// it would be nice to add winston.LoggerInstance here
+		// however adding import winston = require('winston') breaks exported enums
+		logger: any;
+		validateRenderListeners: ListenerCollection;
+		version: string;
+		init(): Promise<Reporter>;
+		render(options: Partial<Request>): Promise<Response>;
+		discover(): Reporter;
+		createListenerCollection(): ListenerCollection;
+	}
+
+	interface Configuration {
+		autoTempCleanup: boolean;
+		dataDirectory: string;
+		extensionsLocationCache: boolean;
+		loadConfig: boolean;
+		logger: {
+			silent: boolean;
+		};
+		rootDirectory: string;
+		scripts: {
+			allowedModules: string[];
+		};
+		tasks: Partial<{
+			allowedModules: string[] | string;
+			strategy: "dedicated-process" | "http-server" | "in-process" | string;
+		}>;
+		tempDirectory: string;
 	}
 }
 
-declare function JsReport(options?: Partial<{
-	autoTempCleanup: boolean;
-	dataDirectory: string;
-	extensionsLocationCache: boolean;
-	loadConfig: boolean;
-	logger: {
-		silent: boolean;
-	};
-	rootDirectory: string;
-	scripts: {
-		allowedModules: string[];
-	};
-	tasks: {
-		[task: string]: any;
-	};
-	tempDirectory: string;
-}>): JsReport.JsReporter;
+declare function JsReport(
+	config?: Partial<JsReport.Configuration>
+): JsReport.Reporter;
 
 export = JsReport;
diff --git a/types/jsreport-html-to-xlsx/index.d.ts b/types/jsreport-html-to-xlsx/index.d.ts
new file mode 100644
index 0000000000..84b37480aa
--- /dev/null
+++ b/types/jsreport-html-to-xlsx/index.d.ts
@@ -0,0 +1,24 @@
+// Type definitions for jsreport-html-to-xlsx 1.4
+// Project: https://github.com/jsreport/jsreport-html-to-xlsx
+// Definitions by: My Self <https://github.com/me>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
+
+import { ExtensionDefinition } from 'jsreport-core';
+import { Options as BaseOptions } from 'jsreport-xlsx';
+
+declare module 'jsreport-core' {
+	interface Template {
+		recipe: 'html-to-xlsx' | string;
+	}
+}
+
+declare namespace JsReportHtml2Xlsx {
+	interface Options extends BaseOptions {
+		strategy: string;
+	}
+}
+
+declare function JsReportHtml2Xlsx(options?: Partial<JsReportHtml2Xlsx.Options>): ExtensionDefinition;
+
+export = JsReportHtml2Xlsx;
diff --git a/types/jsreport-html-to-xlsx/jsreport-html-to-xlsx-tests.ts b/types/jsreport-html-to-xlsx/jsreport-html-to-xlsx-tests.ts
new file mode 100644
index 0000000000..9540cf7929
--- /dev/null
+++ b/types/jsreport-html-to-xlsx/jsreport-html-to-xlsx-tests.ts
@@ -0,0 +1,19 @@
+import JsReport = require('jsreport-core');
+import JsreportHtml2Xlsx = require('jsreport-html-to-xlsx');
+import JsreportXlsx = require('jsreport-xlsx');
+
+const jsreport = JsReport();
+jsreport.use(JsreportXlsx());
+jsreport.use(JsreportHtml2Xlsx());
+
+(async () => {
+	const content = `<table><tr><td>test</td></tr></table>`;
+	await jsreport.init();
+	const resp = await jsreport.render({
+		template: {
+			content,
+			engine: 'none',
+			recipe: 'xlsx'
+		}
+	});
+})();
diff --git a/types/jsreport-html-to-xlsx/tsconfig.json b/types/jsreport-html-to-xlsx/tsconfig.json
new file mode 100644
index 0000000000..c62e686b02
--- /dev/null
+++ b/types/jsreport-html-to-xlsx/tsconfig.json
@@ -0,0 +1,23 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "esnext"
+        ],
+        "strictFunctionTypes": true,
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "jsreport-html-to-xlsx-tests.ts"
+    ]
+}
diff --git a/types/jsreport-html-to-xlsx/tslint.json b/types/jsreport-html-to-xlsx/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/jsreport-html-to-xlsx/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }
diff --git a/types/jsreport-jsrender/index.d.ts b/types/jsreport-jsrender/index.d.ts
new file mode 100644
index 0000000000..3b42556c53
--- /dev/null
+++ b/types/jsreport-jsrender/index.d.ts
@@ -0,0 +1,17 @@
+// Type definitions for jsreport-jsrender 1.0
+// Project: https://github.com/jsreport/jsreport-jsrender
+// Definitions by: taoqf <https://github.com/taoqf>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
+
+import { ExtensionDefinition } from 'jsreport-core';
+
+declare module 'jsreport-core' {
+	interface Template {
+		engine: 'jsrender' | string;
+	}
+}
+
+declare function JsReportJsrender(): ExtensionDefinition;
+
+export = JsReportJsrender;
diff --git a/types/jsreport-jsrender/jsreport-jsrender-tests.ts b/types/jsreport-jsrender/jsreport-jsrender-tests.ts
new file mode 100644
index 0000000000..520af3683a
--- /dev/null
+++ b/types/jsreport-jsrender/jsreport-jsrender-tests.ts
@@ -0,0 +1,37 @@
+import JsReport = require("jsreport-core");
+import JsReportPhantomPdf = require("jsreport-phantom-pdf");
+import JsRender = require("jsreport-jsrender");
+import fs = require('fs');
+
+const jsreport = JsReport({
+	tasks: {
+		strategy: "http-server"
+	}
+});
+
+jsreport.beforeRenderListeners.add('test', (req, res) => {
+	console.log('input', req.template.content);
+});
+
+jsreport.use(JsReportPhantomPdf());
+jsreport.use(JsRender());
+
+(async () => {
+	await jsreport.init();
+	await jsreport.documentStore.collection('settings').update({}, { $set: { foo: 1 } });
+	const res = await jsreport.render({
+		template: {
+			content: "<h1>{{:foo}}</h1>",
+			engine: 'jsrender',
+			recipe: 'phantom-pdf',
+			phantom: {
+				header: 'header',
+				headerHeight: '5cm',
+				orientation: 'landscape'
+			}
+		},
+		data: { foo: "hello2" }
+	});
+	fs.writeFileSync('./types/test/test.pdf', res.content);
+	process.exit(0);
+})();
diff --git a/types/jsreport-jsrender/tsconfig.json b/types/jsreport-jsrender/tsconfig.json
new file mode 100644
index 0000000000..3ba91c9b31
--- /dev/null
+++ b/types/jsreport-jsrender/tsconfig.json
@@ -0,0 +1,23 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "esnext"
+        ],
+        "strictFunctionTypes": true,
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "jsreport-jsrender-tests.ts"
+    ]
+}
diff --git a/types/jsreport-jsrender/tslint.json b/types/jsreport-jsrender/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/jsreport-jsrender/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }
diff --git a/types/jsreport-phantom-pdf/index.d.ts b/types/jsreport-phantom-pdf/index.d.ts
new file mode 100644
index 0000000000..233a74c707
--- /dev/null
+++ b/types/jsreport-phantom-pdf/index.d.ts
@@ -0,0 +1,62 @@
+// Type definitions for jsreport-phantom-pdf 1.4
+// Project: https://github.com/jsreport/jsreport-phantom-pdf
+// Definitions by: taoqf <https://github.com/taoqf>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
+
+import { ExtensionDefinition } from 'jsreport-core';
+
+declare module 'jsreport-core' {
+	interface Template {
+		phantom?: Partial<JsReportPhantomPdf.Phantom>;
+		recipe: 'phantom-pdf' | string;
+	}
+}
+
+declare namespace JsReportPhantomPdf {
+	interface Margin {
+		left: number | string;
+		right: number | string;
+		top: number | string;
+		bottom: number | string;
+	}
+
+	interface Phantom {
+		margin: string | Margin;
+		header: string;
+		footer: string;
+		width: string;
+		height: string;
+		headerHeight: string;
+		footerHeight: string;
+		format: string;
+		orientation: 'portrait' | 'landscape';
+		blockJavaScript: boolean;
+		resourceTimeout: number;
+		waitForJS: boolean;
+		fitToPage: boolean;
+		customPhantomJS: boolean;
+		phantomjsVersion: string;
+	}
+
+	// const enum PhantomStrategy {
+	//   dedicatedProcess = 'dedicated-process',
+	//   phantomServer = 'phantom-server'
+	// }
+
+	interface Options {
+		allowLocalFilesAccess: boolean;
+		// appDirectory: string;
+		defaultPhantomjsVersion: string;
+		strategy: 'dedicated-process' | 'phantom-server';
+		timeout: number;
+	}
+
+	// without exporting enum, it doesn't include the require('jsreport-core') in the test.js for some reason
+	// help welcome
+	// export enum Foo { }
+}
+
+declare function JsReportPhantomPdf(options?: Partial<JsReportPhantomPdf.Options>): ExtensionDefinition;
+
+export = JsReportPhantomPdf;
diff --git a/types/jsreport-phantom-pdf/jsreport-phantom-pdf-tests.ts b/types/jsreport-phantom-pdf/jsreport-phantom-pdf-tests.ts
new file mode 100644
index 0000000000..520af3683a
--- /dev/null
+++ b/types/jsreport-phantom-pdf/jsreport-phantom-pdf-tests.ts
@@ -0,0 +1,37 @@
+import JsReport = require("jsreport-core");
+import JsReportPhantomPdf = require("jsreport-phantom-pdf");
+import JsRender = require("jsreport-jsrender");
+import fs = require('fs');
+
+const jsreport = JsReport({
+	tasks: {
+		strategy: "http-server"
+	}
+});
+
+jsreport.beforeRenderListeners.add('test', (req, res) => {
+	console.log('input', req.template.content);
+});
+
+jsreport.use(JsReportPhantomPdf());
+jsreport.use(JsRender());
+
+(async () => {
+	await jsreport.init();
+	await jsreport.documentStore.collection('settings').update({}, { $set: { foo: 1 } });
+	const res = await jsreport.render({
+		template: {
+			content: "<h1>{{:foo}}</h1>",
+			engine: 'jsrender',
+			recipe: 'phantom-pdf',
+			phantom: {
+				header: 'header',
+				headerHeight: '5cm',
+				orientation: 'landscape'
+			}
+		},
+		data: { foo: "hello2" }
+	});
+	fs.writeFileSync('./types/test/test.pdf', res.content);
+	process.exit(0);
+})();
diff --git a/types/jsreport-phantom-pdf/tsconfig.json b/types/jsreport-phantom-pdf/tsconfig.json
new file mode 100644
index 0000000000..fd5b72f5f1
--- /dev/null
+++ b/types/jsreport-phantom-pdf/tsconfig.json
@@ -0,0 +1,23 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "esnext"
+        ],
+        "strictFunctionTypes": true,
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "jsreport-phantom-pdf-tests.ts"
+    ]
+}
diff --git a/types/jsreport-phantom-pdf/tslint.json b/types/jsreport-phantom-pdf/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/jsreport-phantom-pdf/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }
diff --git a/types/jsreport-xlsx/index.d.ts b/types/jsreport-xlsx/index.d.ts
new file mode 100644
index 0000000000..de415b6c12
--- /dev/null
+++ b/types/jsreport-xlsx/index.d.ts
@@ -0,0 +1,29 @@
+// Type definitions for jsreport-xlsx 1.4
+// Project: https://github.com/jsreport/jsreport-xlsx
+// Definitions by: taoqf <https://github.com/taoqf>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
+
+import { ExtensionDefinition } from 'jsreport-core';
+
+declare module 'jsreport-core' {
+	interface Template {
+		recipe: 'xlsx' | string;
+	}
+}
+
+declare namespace JsReportXlsx {
+	interface Xlsx {
+		shortid: string;
+	}
+
+	interface Options {
+		addBufferSize: number;
+		escapeAmp: boolean;
+		numberOfParsedAddIterations: number;
+	}
+}
+
+declare function JsReportXlsx(options?: Partial<JsReportXlsx.Options>): ExtensionDefinition;
+
+export = JsReportXlsx;
diff --git a/types/jsreport-xlsx/jsreport-xlsx-tests.ts b/types/jsreport-xlsx/jsreport-xlsx-tests.ts
new file mode 100644
index 0000000000..9540cf7929
--- /dev/null
+++ b/types/jsreport-xlsx/jsreport-xlsx-tests.ts
@@ -0,0 +1,19 @@
+import JsReport = require('jsreport-core');
+import JsreportHtml2Xlsx = require('jsreport-html-to-xlsx');
+import JsreportXlsx = require('jsreport-xlsx');
+
+const jsreport = JsReport();
+jsreport.use(JsreportXlsx());
+jsreport.use(JsreportHtml2Xlsx());
+
+(async () => {
+	const content = `<table><tr><td>test</td></tr></table>`;
+	await jsreport.init();
+	const resp = await jsreport.render({
+		template: {
+			content,
+			engine: 'none',
+			recipe: 'xlsx'
+		}
+	});
+})();
diff --git a/types/jsreport-xlsx/tsconfig.json b/types/jsreport-xlsx/tsconfig.json
new file mode 100644
index 0000000000..641b309859
--- /dev/null
+++ b/types/jsreport-xlsx/tsconfig.json
@@ -0,0 +1,23 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "esnext"
+        ],
+        "strictFunctionTypes": true,
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "jsreport-xlsx-tests.ts"
+    ]
+}
diff --git a/types/jsreport-xlsx/tslint.json b/types/jsreport-xlsx/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/jsreport-xlsx/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }