diff --git a/declarations/request/mod.ts b/declarations/request/mod.ts
index 9ae047f4..f89be3b1 100644
--- a/declarations/request/mod.ts
+++ b/declarations/request/mod.ts
@@ -1,4 +1,4 @@
-import { Project, ts, log } from "../../deps.ts";
+import { Project, log } from "../../deps.ts";
 import { ensureDir } from "../../deps.ts";
 import {
   jsonObToTsType,
@@ -6,45 +6,16 @@ import {
   constructFVSchema,
 } from "./utils/mod.ts";
 import { rgb24 } from "https://deno.land/std@0.96.0/fmt/colors.ts";
+import { denoResolutionHost } from "../utils/mod.ts";
 
 export const getRequestDeclarations = async (dirPath?: string) => {
-  log.info("Generating of declarations is started");
+  log.info("Generating of declarations of request is started");
   const project = new Project({
-    resolutionHost: (moduleResolutionHost, getCompilerOptions) => {
-      return {
-        resolveModuleNames: (moduleNames, containingFile) => {
-          const compilerOptions = getCompilerOptions();
-          const resolvedModules: ts.ResolvedModule[] = [];
-
-          for (const moduleName of moduleNames.map(removeTsExtension)) {
-            const result = ts.resolveModuleName(
-              moduleName,
-              containingFile,
-              compilerOptions,
-              moduleResolutionHost
-            );
-            resolvedModules.push(result.resolvedModule!);
-          }
-
-          return resolvedModules;
-        },
-      };
-
-      function removeTsExtension(moduleName: string) {
-        if (
-          moduleName.slice(-3).toLowerCase() === ".ts" &&
-          !moduleName.startsWith("http")
-        ) {
-          return moduleName.slice(0, -3);
-        }
-        return moduleName;
-      }
-    },
+    resolutionHost: denoResolutionHost,
   });
 
   const __dirname = dirPath || Deno.cwd();
 
-  await ensureDir("declarations");
   await ensureDir("declarations/request");
 
   project.addSourceFilesAtPaths(`${__dirname}/**/*.ts`);
@@ -88,13 +59,13 @@ export const getRequestDeclarations = async (dirPath?: string) => {
   newSourceFile.formatText({ indentSize: 1 });
   //save new interface
   await newSourceFile.save();
-  log.info(`creating of declaration files was successful
+  log.info(`creating of declaration files for request was successful
   ${rgb24(
     `
     -------------------------------------------------------------
-    | Fastest validator schema:  file:///${__dirname}/declarations/request/fastestValidatorSchema.json
-    | Json schema:  file:///${__dirname}/declarations/request/schema.json
-    | Ts interface:   file:///${__dirname}/declarations/request/schema.ts
+    | Fastest validator schema:  file://${__dirname}/declarations/request/fastestValidatorSchema.json
+    | Json schema:  file://${__dirname}/declarations/request/schema.json
+    | Ts interface:   file://${__dirname}/declarations/request/schema.ts
     -------------------------------------------------------------
     `,
     0xd257ff
diff --git a/declarations/schema/mod.ts b/declarations/schema/mod.ts
new file mode 100644
index 00000000..1103d361
--- /dev/null
+++ b/declarations/schema/mod.ts
@@ -0,0 +1,62 @@
+import { Project, log } from "../../deps.ts";
+import { ensureDir } from "../../deps.ts";
+import { rgb24 } from "https://deno.land/std@0.96.0/fmt/colors.ts";
+import { denoResolutionHost } from "../utils/mod.ts";
+import { addFunQLInterfaceToSourceFile } from "./utils/addInterfaceToSrcFile.ts";
+
+export const getSchemaDeclarations = async (dirPath?: string) => {
+  log.info("Generating of declarations of schema is started");
+  const project = new Project({
+    resolutionHost: denoResolutionHost,
+  });
+
+  const __dirname = dirPath || Deno.cwd();
+  await ensureDir("declarations/schema");
+  project.addSourceFilesAtPaths(`${__dirname}/**/*.ts`);
+  //handle differentiate between schema and schemas
+  const dir =
+    project.getDirectory(`${__dirname}/schema`) ||
+    project.getDirectory(`${__dirname}/schemas`);
+
+  const createdSourceFile = project.createSourceFile(
+    `${__dirname}/declarations/schema/schema.ts`,
+    undefined,
+    {
+      overwrite: true,
+    }
+  );
+
+  const sourceFiles = dir?.getSourceFiles();
+
+  //get all of interfaces
+  sourceFiles?.map((sourceFile) => {
+    const selectedInterfaces = sourceFile
+      .getInterfaces()
+      .filter(
+        (inter) =>
+          inter.getName().startsWith("Pu") ||
+          inter.getName().startsWith("Em") ||
+          inter.getName().startsWith("In") ||
+          inter.getName().startsWith("OutRel") ||
+          inter.getName().startsWith("I")
+      );
+
+    selectedInterfaces.map((inter) =>
+      addFunQLInterfaceToSourceFile(inter, createdSourceFile)
+    );
+  });
+
+  //console.log(newSourceFile.getText());
+  await createdSourceFile.save();
+
+  log.info(`creating of declaration files for schema was successful
+    ${rgb24(
+      `
+      -------------------------------------------------------------
+      |  schema:  file://${__dirname}/declarations/schema/schema.ts
+      -------------------------------------------------------------
+      `,
+      0xadfc03
+    )}
+    `);
+};
diff --git a/declarations/schema/utils/addEnumToSrcFile.ts b/declarations/schema/utils/addEnumToSrcFile.ts
new file mode 100644
index 00000000..6e4230ba
--- /dev/null
+++ b/declarations/schema/utils/addEnumToSrcFile.ts
@@ -0,0 +1,23 @@
+import { EnumDeclaration, SourceFile } from "../../../deps.ts";
+import { changeNameAndItsRefs } from "./ts-morph/mod.ts";
+
+/**
+ * @function
+ * add an enum to specified sourcefile and also rename it to be unique
+ * @param myInterface the interface that we want to add it to sourcefile
+ * @param createdSourceFile reference of created sourcefile that we want to add the interface to it
+ */
+export function addFunQLEnumToSourceFile(
+  myEnum: EnumDeclaration,
+  createdSourceFile: SourceFile
+) {
+  //checks enum name is duplicate or not
+  if (myEnum.getName().startsWith("FunQl")) {
+    return;
+  } else {
+    //change name of interface first
+    changeNameAndItsRefs(myEnum);
+  }
+  //even enum is not exported we export it
+  createdSourceFile.addEnum({ ...myEnum.getStructure(), isExported: true });
+}
diff --git a/declarations/schema/utils/addInterfaceToSrcFile.ts b/declarations/schema/utils/addInterfaceToSrcFile.ts
new file mode 100644
index 00000000..753503e8
--- /dev/null
+++ b/declarations/schema/utils/addInterfaceToSrcFile.ts
@@ -0,0 +1,51 @@
+import { SourceFile, InterfaceDeclaration } from "../../../deps.ts";
+import { isInternalType, handlePropType } from "./mod.ts";
+import {
+  changeNameAndItsRefs,
+  findAllPropsOfInterface,
+} from "./ts-morph/mod.ts";
+
+/**
+ * @function
+ * add an interface to specified sourcefile with all dependencies and also rename it to be unique
+ * @param myInterface the interface that we want to add it to sourcefile
+ * @param createdSourceFile reference of created sourcefile that we want to add the interface to it
+ */
+export function addFunQLInterfaceToSourceFile(
+  myInterface: InterfaceDeclaration,
+  createdSourceFile: SourceFile
+) {
+  //checks interface name is duplicate or not and also is Date or not
+  if (
+    //ignore date type
+    isInternalType(myInterface.getName()) ||
+    //when interface was inserted to source file
+    myInterface.getName().startsWith("FunQl")
+  ) {
+    return;
+  } else {
+    //change name of interface first
+    changeNameAndItsRefs(myInterface);
+  }
+
+  //create new interface with new name
+  const createdInterface = createdSourceFile.addInterface({
+    name: myInterface.getName(),
+    isExported: true,
+  });
+
+  //finds all props that include in body of interface or specified with inheritance
+  const foundedProps = findAllPropsOfInterface(myInterface);
+
+  for (const prop of foundedProps) {
+    //handle when type of prop is Bson.ObjectId
+    //map it to string type
+    if (prop.getText().match(/Bson.ObjectI[dD]/)) {
+      prop.setType("string");
+    }
+    //construct deps of interface in prop
+    handlePropType(prop, createdSourceFile);
+    //add prop to created interface
+    createdInterface.addProperty(prop.getStructure());
+  }
+}
diff --git a/declarations/schema/utils/handlePropType.ts b/declarations/schema/utils/handlePropType.ts
new file mode 100644
index 00000000..39eeeff3
--- /dev/null
+++ b/declarations/schema/utils/handlePropType.ts
@@ -0,0 +1,32 @@
+import { PropertySignature, SourceFile, SyntaxKind } from "../../../deps.ts";
+import { getInterfaceFromType, getEnumFromType } from "./ts-morph/mod.ts";
+import { addFunQLInterfaceToSourceFile } from "./addInterfaceToSrcFile.ts";
+import { addFunQLEnumToSourceFile } from "./mod.ts";
+
+/**
+ * @function
+ * find and add associated declaration to this type to source file
+ * @param type
+ * @param createdSourceFile
+ */
+export function handlePropType(
+  prop: PropertySignature,
+  createdSourceFile: SourceFile
+) {
+  const typeReferences = prop.getDescendantsOfKind(SyntaxKind.TypeReference);
+  typeReferences.map((reference) => {
+    //get type of references
+    const typeOfReference = reference.getType();
+
+    //if type is interface we should find interface and process it again
+    if (typeOfReference.isInterface()) {
+      const foundedInterface = getInterfaceFromType(typeOfReference);
+      addFunQLInterfaceToSourceFile(foundedInterface, createdSourceFile);
+    }
+    //if type is enum we should find enum and add it to source file
+    if (typeOfReference.isEnum()) {
+      const foundedEnum = getEnumFromType(typeOfReference);
+      addFunQLEnumToSourceFile(foundedEnum, createdSourceFile);
+    }
+  });
+}
diff --git a/declarations/schema/utils/isTypeInternal.ts b/declarations/schema/utils/isTypeInternal.ts
new file mode 100644
index 00000000..ced8ba8f
--- /dev/null
+++ b/declarations/schema/utils/isTypeInternal.ts
@@ -0,0 +1,8 @@
+/**
+ * specifies whether this type is belongs to internal js type or not
+ * @param typeName name of type
+ * @todo should add new name of types
+ */
+export function isInternalType(typeName: string) {
+  return typeName === "Date";
+}
diff --git a/declarations/schema/utils/mod.ts b/declarations/schema/utils/mod.ts
new file mode 100644
index 00000000..82da0ef5
--- /dev/null
+++ b/declarations/schema/utils/mod.ts
@@ -0,0 +1,4 @@
+export * from "./addEnumToSrcFile.ts";
+export * from "./addEnumToSrcFile.ts";
+export * from "./handlePropType.ts";
+export * from "./isTypeInternal.ts";
diff --git a/declarations/schema/utils/ts-morph/changeNameAndRef.ts b/declarations/schema/utils/ts-morph/changeNameAndRef.ts
new file mode 100644
index 00000000..37c73e55
--- /dev/null
+++ b/declarations/schema/utils/ts-morph/changeNameAndRef.ts
@@ -0,0 +1,25 @@
+import {
+  InterfaceDeclaration,
+  EnumDeclaration,
+  TypeAliasDeclaration,
+} from "../../../../deps.ts";
+
+/**
+ * @function
+ * change name of a node and its references
+ * @param node the node that we want to rename it and own references
+ */
+export function changeNameAndItsRefs(
+  node: InterfaceDeclaration | EnumDeclaration | TypeAliasDeclaration
+) {
+  //we use split for remove some postfixes for example authority.embedded.ts
+  const fileName = node
+    .getSourceFile()
+    .getBaseNameWithoutExtension()
+    .split(".")[0];
+  //generate new name
+  const newName = `FunQl_${node.getName()}_${fileName}`;
+
+  //rename node and its refs
+  node.rename(newName, { renameInStrings: true, usePrefixAndSuffixText: true });
+}
diff --git a/declarations/schema/utils/ts-morph/findInterfaceProps.ts b/declarations/schema/utils/ts-morph/findInterfaceProps.ts
new file mode 100644
index 00000000..b8295a5c
--- /dev/null
+++ b/declarations/schema/utils/ts-morph/findInterfaceProps.ts
@@ -0,0 +1,16 @@
+import { InterfaceDeclaration, PropertySignature } from "../../../../deps.ts";
+
+/**
+ * @function
+ * finds all props of an interface includes  extends and ....
+ */
+export function findAllPropsOfInterface(
+  myInterface: InterfaceDeclaration
+): PropertySignature[] {
+  return <PropertySignature[]>myInterface
+    .getSymbolOrThrow()
+    .getDeclarations()[0]
+    .getType()
+    .getProperties()
+    .map((prop) => prop.getDeclarations()[0]);
+}
diff --git a/declarations/schema/utils/ts-morph/getEnumFromType.ts b/declarations/schema/utils/ts-morph/getEnumFromType.ts
new file mode 100644
index 00000000..e2f3ed78
--- /dev/null
+++ b/declarations/schema/utils/ts-morph/getEnumFromType.ts
@@ -0,0 +1,5 @@
+import { Type, EnumDeclaration } from "../../../../deps.ts";
+
+export function getEnumFromType(type: Type) {
+  return <EnumDeclaration>type.getSymbolOrThrow().getDeclarations()[0];
+}
diff --git a/declarations/schema/utils/ts-morph/getInterfaceFromType.ts b/declarations/schema/utils/ts-morph/getInterfaceFromType.ts
new file mode 100644
index 00000000..2b1a822c
--- /dev/null
+++ b/declarations/schema/utils/ts-morph/getInterfaceFromType.ts
@@ -0,0 +1,5 @@
+import { InterfaceDeclaration, Type } from "../../../../deps.ts";
+
+export function getInterfaceFromType(type: Type) {
+  return <InterfaceDeclaration>type.getSymbolOrThrow().getDeclarations()[0];
+}
diff --git a/declarations/schema/utils/ts-morph/mod.ts b/declarations/schema/utils/ts-morph/mod.ts
new file mode 100644
index 00000000..93d2eae3
--- /dev/null
+++ b/declarations/schema/utils/ts-morph/mod.ts
@@ -0,0 +1,4 @@
+export * from "./changeNameAndRef.ts";
+export * from "./findInterfaceProps.ts";
+export * from "./getEnumFromType.ts";
+export * from "./getInterfaceFromType.ts";
diff --git a/declarations/utils/denoResolutionHost.ts b/declarations/utils/denoResolutionHost.ts
new file mode 100644
index 00000000..c5084d4e
--- /dev/null
+++ b/declarations/utils/denoResolutionHost.ts
@@ -0,0 +1,35 @@
+import { ResolutionHostFactory, ts } from "../../deps.ts";
+
+export const denoResolutionHost: ResolutionHostFactory = (
+  moduleResolutionHost,
+  getCompilerOptions
+) => {
+  return {
+    resolveModuleNames: (moduleNames, containingFile) => {
+      const compilerOptions = getCompilerOptions();
+      const resolvedModules: ts.ResolvedModule[] = [];
+
+      for (const moduleName of moduleNames.map(removeTsExtension)) {
+        const result = ts.resolveModuleName(
+          moduleName,
+          containingFile,
+          compilerOptions,
+          moduleResolutionHost
+        );
+        resolvedModules.push(result.resolvedModule!);
+      }
+
+      return resolvedModules;
+    },
+  };
+
+  function removeTsExtension(moduleName: string) {
+    if (
+      moduleName.slice(-3).toLowerCase() === ".ts" &&
+      !moduleName.startsWith("http")
+    ) {
+      return moduleName.slice(0, -3);
+    }
+    return moduleName;
+  }
+};
diff --git a/declarations/utils/mod.ts b/declarations/utils/mod.ts
new file mode 100644
index 00000000..a7a55b8f
--- /dev/null
+++ b/declarations/utils/mod.ts
@@ -0,0 +1 @@
+export * from "./denoResolutionHost.ts";
diff --git a/funql.ts b/funql.ts
index f31c85ac..769e8f1b 100644
--- a/funql.ts
+++ b/funql.ts
@@ -5,6 +5,7 @@ import { getRequestDeclarations } from "./declarations/request/mod.ts";
 import "./config/mod.ts";
 import { upgrade } from "./cli/mod.ts";
 import { log } from "./deps.ts";
+import { getSchemaDeclarations } from "./declarations/schema/mod.ts";
 
 export interface CommandArgs {
   init?: boolean | string;
@@ -23,5 +24,6 @@ const createProject = async (init: string | boolean) => {
 
 args.init && (await createProject(args.init));
 args.declaration && (await getRequestDeclarations());
+args.declaration && (await getSchemaDeclarations());
 
 args.upgrade && (await upgrade(args.upgrade));