diff --git a/package-lock.json b/package-lock.json
index bec000e..c0929eb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,16 +1,17 @@
 {
   "name": "@mockoon/commons-server",
-  "version": "2.15.5",
+  "version": "2.16.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@mockoon/commons-server",
-      "version": "2.15.5",
+      "version": "2.16.0",
       "license": "MIT",
       "dependencies": {
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         "@faker-js/faker": "5.5.3",
-        "@mockoon/commons": "2.8.2",
+        "@mockoon/commons": "2.9.0",
         "bson-objectid": "2.0.1",
         "cookie-parser": "1.4.6",
         "date-fns": "2.26.0",
@@ -30,7 +31,6 @@
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@@ -43,6 +43,7 @@
         "eslint-config-prettier": "8.3.0",
         "eslint-plugin-jsdoc": "37.0.3",
         "mocha": "9.1.3",
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         "prettier": "2.4.1",
         "prettier-plugin-organize-imports": "2.3.4",
         "ts-mocha": "8.0.0",
@@ -55,6 +56,75 @@
         "url": "https://mockoon.com/sponsor-us/"
       }
     },
+    "../commons": {
+      "name": "@mockoon/commons",
+      "version": "2.9.0",
+      "extraneous": true,
+      "license": "MIT",
+      "dependencies": {
+        "joi": "17.4.2",
+        "uuid": "8.3.2"
+      },
+      "devDependencies": {
+        "@types/chai": "4.2.22",
+        "@types/mocha": "8.2.2",
+        "@types/uuid": "8.3.3",
+        "@typescript-eslint/eslint-plugin": "5.4.0",
+        "@typescript-eslint/parser": "5.4.0",
+        "chai": "4.3.4",
+        "eslint": "8.3.0",
+        "eslint-config-prettier": "8.3.0",
+        "eslint-plugin-jsdoc": "37.0.3",
+        "mocha": "8.4.0",
+        "prettier": "2.4.1",
+        "prettier-plugin-organize-imports": "2.3.4",
+        "ts-mocha": "8.0.0",
+        "typescript": "4.5.2"
+      },
+      "funding": {
+        "url": "https://mockoon.com/sponsor-us/"
+      }
+    },
+    "node_modules/@apidevtools/json-schema-ref-parser": {
+      "version": "9.0.9",
+      "resolved": "https://registry.npmjs.org/@apidevtools/json-schema-ref-parser/-/json-schema-ref-parser-9.0.9.tgz",
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+        "@types/json-schema": "^7.0.6",
+        "call-me-maybe": "^1.0.1",
+        "js-yaml": "^4.1.0"
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+    },
+    "node_modules/@apidevtools/openapi-schemas": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/@apidevtools/openapi-schemas/-/openapi-schemas-2.1.0.tgz",
+      "integrity": "sha512-Zc1AlqrJlX3SlpupFGpiLi2EbteyP7fXmUOGup6/DnkRgjP9bgMM/ag+n91rsv0U1Gpz0H3VILA/o3bW7Ua6BQ==",
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/@apidevtools/swagger-methods": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/@apidevtools/swagger-methods/-/swagger-methods-3.0.2.tgz",
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+    },
+    "node_modules/@apidevtools/swagger-parser": {
+      "version": "10.0.3",
+      "resolved": "https://registry.npmjs.org/@apidevtools/swagger-parser/-/swagger-parser-10.0.3.tgz",
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+      "dependencies": {
+        "@apidevtools/json-schema-ref-parser": "^9.0.6",
+        "@apidevtools/openapi-schemas": "^2.0.4",
+        "@apidevtools/swagger-methods": "^3.0.2",
+        "@jsdevtools/ono": "^7.1.3",
+        "call-me-maybe": "^1.0.1",
+        "z-schema": "^5.0.1"
+      },
+      "peerDependencies": {
+        "openapi-types": ">=7"
+      }
+    },
     "node_modules/@es-joy/jsdoccomment": {
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       "resolved": "https://registry.npmjs.org/@es-joy/jsdoccomment/-/jsdoccomment-0.12.0.tgz",
@@ -136,10 +206,15 @@
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       "dev": true
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+    "node_modules/@jsdevtools/ono": {
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+      "resolved": "https://registry.npmjs.org/@jsdevtools/ono/-/ono-7.1.3.tgz",
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+    },
     "node_modules/@mockoon/commons": {
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-      "resolved": "https://registry.npmjs.org/@mockoon/commons/-/commons-2.8.2.tgz",
-      "integrity": "sha512-1b3Gz4jNCwj5wyUPMmkfa//cfsiR2COPK05iElXCIzF2qj62nzWb3P0AmD6sHjV4B8u2DX9MUwrUv2CCNMLaeg==",
+      "version": "2.9.0",
+      "resolved": "https://registry.npmjs.org/@mockoon/commons/-/commons-2.9.0.tgz",
+      "integrity": "sha512-j6sT+wP2HxD938R8BSqwJt7BqaXhqHtnJIllV4LnNuy/gyOwSVOkpRNOzRazJrk9vhY8vkJD/h31jZWJK4dAww==",
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@@ -184,9 +259,9 @@
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+      "version": "4.1.3",
+      "resolved": "https://registry.npmjs.org/@sideway/address/-/address-4.1.3.tgz",
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@@ -285,12 +359,6 @@
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-      "dev": true
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@@ -752,6 +819,11 @@
         "url": "https://github.com/sponsors/ljharb"
       }
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+    "node_modules/call-me-maybe": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/call-me-maybe/-/call-me-maybe-1.0.1.tgz",
+      "integrity": "sha1-JtII6onje1y95gJQoV8DHBak1ms="
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+    "node_modules/commander": {
+      "version": "2.20.3",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+      "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
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@@ -2108,6 +2185,16 @@
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       "dev": true
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+    "node_modules/lodash.get": {
+      "version": "4.4.2",
+      "resolved": "https://registry.npmjs.org/lodash.get/-/lodash.get-4.4.2.tgz",
+      "integrity": "sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk="
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+    "node_modules/lodash.isequal": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/lodash.isequal/-/lodash.isequal-4.5.0.tgz",
+      "integrity": "sha1-QVxEePK8wwEgwizhDtMib30+GOA="
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@@ -2395,6 +2482,11 @@
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+    "node_modules/openapi-types": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/openapi-types/-/openapi-types-10.0.0.tgz",
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+    "node_modules/validator": {
+      "version": "13.7.0",
+      "resolved": "https://registry.npmjs.org/validator/-/validator-13.7.0.tgz",
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@@ -3391,9 +3491,62 @@
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       }
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+    "node_modules/z-schema": {
+      "version": "5.0.2",
+      "resolved": "https://registry.npmjs.org/z-schema/-/z-schema-5.0.2.tgz",
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+      "dependencies": {
+        "lodash.get": "^4.4.2",
+        "lodash.isequal": "^4.5.0",
+        "validator": "^13.7.0"
+      },
+      "bin": {
+        "z-schema": "bin/z-schema"
+      },
+      "engines": {
+        "node": ">=8.0.0"
+      },
+      "optionalDependencies": {
+        "commander": "^2.7.1"
+      }
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   "dependencies": {
+    "@apidevtools/json-schema-ref-parser": {
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+      "resolved": "https://registry.npmjs.org/@apidevtools/json-schema-ref-parser/-/json-schema-ref-parser-9.0.9.tgz",
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+        "@types/json-schema": "^7.0.6",
+        "call-me-maybe": "^1.0.1",
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+      "resolved": "https://registry.npmjs.org/@apidevtools/openapi-schemas/-/openapi-schemas-2.1.0.tgz",
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+    "@apidevtools/swagger-methods": {
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+      "resolved": "https://registry.npmjs.org/@apidevtools/swagger-methods/-/swagger-methods-3.0.2.tgz",
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+      "resolved": "https://registry.npmjs.org/@apidevtools/swagger-parser/-/swagger-parser-10.0.3.tgz",
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+        "@apidevtools/openapi-schemas": "^2.0.4",
+        "@apidevtools/swagger-methods": "^3.0.2",
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@@ -3940,6 +4090,11 @@
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+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/call-me-maybe/-/call-me-maybe-1.0.1.tgz",
+      "integrity": "sha1-JtII6onje1y95gJQoV8DHBak1ms="
+    },
     "callsites": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/callsites/-/callsites-3.1.0.tgz",
@@ -4035,6 +4190,12 @@
       "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==",
       "dev": true
     },
+    "commander": {
+      "version": "2.20.3",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+      "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+      "optional": true
+    },
     "comment-parser": {
       "version": "1.2.4",
       "resolved": "https://registry.npmjs.org/comment-parser/-/comment-parser-1.2.4.tgz",
@@ -4886,7 +5047,6 @@
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.0.tgz",
       "integrity": "sha512-wpxZs9NoxZaJESJGIZTyDEaYpl0FKSA+FB9aJiyemKhMwkxQg63h4T1KJgUGHpTqPDNRcmmYLugrRjJlBtWvRA==",
-      "dev": true,
       "requires": {
         "argparse": "^2.0.1"
       }
@@ -4949,6 +5109,16 @@
       "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
+    "lodash.get": {
+      "version": "4.4.2",
+      "resolved": "https://registry.npmjs.org/lodash.get/-/lodash.get-4.4.2.tgz",
+      "integrity": "sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk="
+    },
+    "lodash.isequal": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/lodash.isequal/-/lodash.isequal-4.5.0.tgz",
+      "integrity": "sha1-QVxEePK8wwEgwizhDtMib30+GOA="
+    },
     "lodash.merge": {
       "version": "4.6.2",
       "resolved": "https://registry.npmjs.org/lodash.merge/-/lodash.merge-4.6.2.tgz",
@@ -5161,6 +5331,11 @@
         "wrappy": "1"
       }
     },
+    "openapi-types": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/openapi-types/-/openapi-types-10.0.0.tgz",
+      "integrity": "sha512-Y8xOCT2eiKGYDzMW9R4x5cmfc3vGaaI4EL2pwhDmodWw1HlK18YcZ4uJxc7Rdp7/gGzAygzH9SXr6GKYIXbRcQ=="
+    },
     "optionator": {
       "version": "0.9.1",
       "resolved": "https://registry.npmjs.org/optionator/-/optionator-0.9.1.tgz",
@@ -5752,6 +5927,11 @@
       "integrity": "sha512-l8lCEmLcLYZh4nbunNZvQCJc5pv7+RCwa8q/LdUx8u7lsWvPDKmpodJAJNwkAhJC//dFY48KuIEmjtd4RViDrA==",
       "dev": true
     },
+    "validator": {
+      "version": "13.7.0",
+      "resolved": "https://registry.npmjs.org/validator/-/validator-13.7.0.tgz",
+      "integrity": "sha512-nYXQLCBkpJ8X6ltALua9dRrZDHVYxjJ1wgskNt1lH9fzGjs3tgojGSCBjmEPwkWS1y29+DrizMTW19Pr9uB2nw=="
+    },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -5872,6 +6052,17 @@
       "resolved": "https://registry.npmjs.org/yocto-queue/-/yocto-queue-0.1.0.tgz",
       "integrity": "sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==",
       "dev": true
+    },
+    "z-schema": {
+      "version": "5.0.2",
+      "resolved": "https://registry.npmjs.org/z-schema/-/z-schema-5.0.2.tgz",
+      "integrity": "sha512-40TH47ukMHq5HrzkeVE40Ad7eIDKaRV2b+Qpi2prLc9X9eFJFzV7tMe5aH12e6avaSS/u5l653EQOv+J9PirPw==",
+      "requires": {
+        "commander": "^2.7.1",
+        "lodash.get": "^4.4.2",
+        "lodash.isequal": "^4.5.0",
+        "validator": "^13.7.0"
+      }
     }
   }
 }
diff --git a/package.json b/package.json
index fb43d16..5a5ad1e 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@mockoon/commons-server",
   "description": "Mockoon's commons server library. Used in Mockoon desktop application and CLI.",
-  "version": "2.15.5",
+  "version": "2.16.0",
   "author": {
     "name": "Guillaume Monnet",
     "email": "hi@255kb.dev",
@@ -35,8 +35,9 @@
     "node": ">=12.0.0"
   },
   "dependencies": {
+    "@apidevtools/swagger-parser": "10.0.3",
     "@faker-js/faker": "5.5.3",
-    "@mockoon/commons": "2.8.2",
+    "@mockoon/commons": "2.9.0",
     "bson-objectid": "2.0.1",
     "cookie-parser": "1.4.6",
     "date-fns": "2.26.0",
@@ -56,7 +57,6 @@
     "@types/cookie-parser": "1.4.2",
     "@types/express": "4.17.13",
     "@types/faker": "5.5.9",
-    "@types/lodash": "4.14.177",
     "@types/mime-types": "2.1.1",
     "@types/mocha": "9.0.0",
     "@types/node": "16.11.9",
@@ -69,6 +69,7 @@
     "eslint-config-prettier": "8.3.0",
     "eslint-plugin-jsdoc": "37.0.3",
     "mocha": "9.1.3",
+    "openapi-types": "10.0.0",
     "prettier": "2.4.1",
     "prettier-plugin-organize-imports": "2.3.4",
     "ts-mocha": "8.0.0",
diff --git a/src/index.ts b/src/index.ts
index f12977e..42fb6f9 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,2 +1,3 @@
 export * from './libs/faker';
+export * from './libs/openapi-converter';
 export * from './libs/server';
diff --git a/src/libs/openapi-converter.ts b/src/libs/openapi-converter.ts
new file mode 100644
index 0000000..efd2dea
--- /dev/null
+++ b/src/libs/openapi-converter.ts
@@ -0,0 +1,530 @@
+import openAPI from '@apidevtools/swagger-parser';
+import {
+  BuildEnvironment,
+  BuildHeader,
+  BuildRoute,
+  BuildRouteResponse,
+  Environment,
+  GetRouteResponseContentType,
+  Header,
+  INDENT_SIZE,
+  Methods,
+  RemoveLeadingSlash,
+  Route,
+  RouteResponse
+} from '@mockoon/commons';
+import { OpenAPI, OpenAPIV2, OpenAPIV3 } from 'openapi-types';
+
+type SpecificationVersions = 'SWAGGER' | 'OPENAPI_V3';
+
+/**
+ * Convert to and from Swagger/OpenAPI formats
+ *
+ * OpenAPI specifications: https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.0.1.md
+ * Swagger specifications: https://github.com/OAI/OpenAPI-Specification/blob/master/versions/2.0.md
+ *
+ */
+export class OpenAPIConverter {
+  constructor() {}
+
+  /**
+   * Import Swagger or OpenAPI format
+   *
+   * @param filePath
+   */
+  public async convertFromOpenAPI(filePath: string, port?: number) {
+    try {
+      // .bind() due to https://github.com/APIDevTools/json-schema-ref-parser/issues/139#issuecomment-940500698
+      const parsedAPI: OpenAPI.Document = await openAPI.dereference.bind(
+        openAPI
+      )(filePath, {
+        dereference: { circular: 'ignore' }
+      });
+
+      if (this.isSwagger(parsedAPI)) {
+        return this.convertFromSwagger(parsedAPI, port);
+      } else if (this.isOpenAPIV3(parsedAPI)) {
+        return this.convertFromOpenAPIV3(parsedAPI, port);
+      }
+
+      return null;
+    } catch (error) {
+      throw error;
+    }
+  }
+
+  /**
+   * Convert environment to OpenAPI JSON object
+   *
+   * @param environment
+   */
+  public async convertToOpenAPIV3(environment: Environment) {
+    const openAPIEnvironment: OpenAPIV3.Document = {
+      openapi: '3.0.0',
+      info: { title: environment.name, version: '1.0.0' },
+      servers: [
+        {
+          url: `${
+            environment.tlsOptions.enabled ? 'https' : 'http'
+          }://localhost:${environment.port}/${environment.endpointPrefix}`
+        }
+      ],
+      paths: environment.routes.reduce<OpenAPIV3.PathsObject>(
+        (paths, route) => {
+          const pathParameters = route.endpoint.match(/:[a-zA-Z0-9_]+/g);
+          let endpoint = '/' + route.endpoint;
+
+          if (pathParameters && pathParameters.length > 0) {
+            endpoint =
+              '/' + route.endpoint.replace(/:([a-zA-Z0-9_]+)/g, '{$1}');
+          }
+
+          if (!paths[endpoint]) {
+            paths[endpoint] = {};
+          }
+
+          (paths[endpoint] as OpenAPIV3.OperationObject)[route.method] = {
+            description: route.documentation,
+            responses: route.responses.reduce<OpenAPIV3.ResponsesObject>(
+              (responses, routeResponse) => {
+                const responseContentType = GetRouteResponseContentType(
+                  environment,
+                  routeResponse
+                );
+
+                responses[routeResponse.statusCode.toString()] = {
+                  description: routeResponse.label,
+                  content: responseContentType
+                    ? { [responseContentType]: {} }
+                    : {},
+                  headers: [
+                    ...environment.headers,
+                    ...routeResponse.headers
+                  ].reduce<{
+                    [header: string]: OpenAPIV3.HeaderObject;
+                  }>((headers, header) => {
+                    if (header.key.toLowerCase() !== 'content-type') {
+                      headers[header.key] = {
+                        schema: { type: 'string' },
+                        example: header.value
+                      };
+                    }
+
+                    return headers;
+                  }, {})
+                } as any;
+
+                return responses;
+              },
+              {}
+            )
+          };
+
+          if (pathParameters && pathParameters.length > 0) {
+            (
+              (paths[endpoint] as OpenAPIV3.OperationObject)[
+                route.method
+              ] as OpenAPIV3.OperationObject
+            ).parameters = pathParameters.reduce<OpenAPIV3.ParameterObject[]>(
+              (parameters, parameter) => {
+                parameters.push({
+                  name: parameter.slice(1, parameter.length),
+                  in: 'path',
+                  schema: { type: 'string' },
+                  required: true
+                });
+
+                return parameters;
+              },
+              []
+            );
+          }
+
+          return paths;
+        },
+        {}
+      )
+    };
+
+    try {
+      await openAPI.validate(openAPIEnvironment);
+
+      return JSON.stringify(openAPIEnvironment);
+    } catch (error) {
+      throw error;
+    }
+  }
+
+  /**
+   * Convert Swagger 2.0 format
+   *
+   * @param parsedAPI
+   */
+  private convertFromSwagger(
+    parsedAPI: OpenAPIV2.Document,
+    port?: number
+  ): Environment {
+    const newEnvironment = BuildEnvironment({
+      hasDefaultHeader: false,
+      hasDefaultRoute: false,
+      port
+    });
+
+    // parse the port
+    newEnvironment.port =
+      (parsedAPI.host && parseInt(parsedAPI.host.split(':')[1], 10)) ||
+      newEnvironment.port;
+
+    if (parsedAPI.basePath) {
+      newEnvironment.endpointPrefix = RemoveLeadingSlash(parsedAPI.basePath);
+    }
+
+    newEnvironment.name = parsedAPI.info.title || 'Swagger import';
+
+    newEnvironment.routes = this.createRoutes(parsedAPI, 'SWAGGER');
+
+    return newEnvironment;
+  }
+
+  /**
+   * Convert OpenAPI 3.0 format
+   *
+   * @param parsedAPI
+   */
+  private convertFromOpenAPIV3(
+    parsedAPI: OpenAPIV3.Document,
+    port?: number
+  ): Environment {
+    const newEnvironment = BuildEnvironment({
+      hasDefaultHeader: false,
+      hasDefaultRoute: false,
+      port
+    });
+
+    const server: OpenAPIV3.ServerObject[] | undefined = parsedAPI.servers;
+
+    if (server?.[0]?.url) {
+      newEnvironment.endpointPrefix = RemoveLeadingSlash(
+        new URL(this.v3ParametersReplace(server[0].url, server[0].variables))
+          .pathname
+      );
+    }
+
+    newEnvironment.name = parsedAPI.info.title || 'OpenAPI import';
+
+    newEnvironment.routes = this.createRoutes(parsedAPI, 'OPENAPI_V3');
+
+    return newEnvironment;
+  }
+
+  /**
+   * Creates routes from imported swagger/OpenAPI document
+   *
+   * @param parsedAPI
+   * @param version
+   */
+  private createRoutes(
+    parsedAPI: OpenAPIV2.Document,
+    version: 'SWAGGER'
+  ): Route[];
+  private createRoutes(
+    parsedAPI: OpenAPIV3.Document,
+    version: 'OPENAPI_V3'
+  ): Route[];
+  private createRoutes(
+    parsedAPI: OpenAPIV2.Document & OpenAPIV3.Document,
+    version: SpecificationVersions
+  ): Route[] {
+    const routes: Route[] = [];
+
+    Object.keys(parsedAPI.paths).forEach((routePath) => {
+      Object.keys(parsedAPI.paths[routePath]).forEach((routeMethod) => {
+        const parsedRoute: OpenAPIV2.OperationObject &
+          OpenAPIV3.OperationObject = parsedAPI.paths[routePath][routeMethod];
+
+        if (routeMethod in Methods) {
+          const routeResponses: RouteResponse[] = [];
+
+          Object.keys(parsedRoute.responses).forEach((responseStatus) => {
+            const statusCode = parseInt(responseStatus, 10);
+            // filter unsupported status codes (i.e. ranges containing "X", 4XX, 5XX, etc)
+            // consider 'default' as 200
+            if (
+              (statusCode >= 100 && statusCode <= 999) ||
+              responseStatus === 'default'
+            ) {
+              const routeResponse: OpenAPIV2.ResponseObject &
+                OpenAPIV3.ResponseObject = parsedRoute.responses[
+                responseStatus
+              ] as OpenAPIV2.ResponseObject & OpenAPIV3.ResponseObject;
+
+              let contentTypeHeaders: string[] = [];
+              let schema:
+                | OpenAPIV2.SchemaObject
+                | OpenAPIV3.SchemaObject
+                | undefined;
+
+              if (version === 'SWAGGER') {
+                contentTypeHeaders =
+                  parsedRoute.produces ||
+                  parsedRoute.consumes ||
+                  parsedAPI.produces ||
+                  parsedAPI.consumes ||
+                  [];
+              } else if (version === 'OPENAPI_V3' && routeResponse.content) {
+                contentTypeHeaders = Object.keys(routeResponse.content);
+              }
+
+              // extract schema
+              const contentTypeHeader = contentTypeHeaders.find((header) =>
+                header.includes('application/json')
+              );
+
+              if (contentTypeHeader) {
+                if (version === 'SWAGGER') {
+                  schema = routeResponse.schema;
+                } else if (version === 'OPENAPI_V3') {
+                  schema = routeResponse.content?.[contentTypeHeader].schema;
+                }
+              }
+
+              routeResponses.push({
+                ...BuildRouteResponse(),
+                body: schema
+                  ? this.convertJSONSchemaPrimitives(
+                      JSON.stringify(
+                        this.generateSchema(schema),
+                        null,
+                        INDENT_SIZE
+                      )
+                    )
+                  : '',
+                statusCode: responseStatus === 'default' ? 200 : statusCode,
+                label: routeResponse.description || '',
+                headers: this.buildResponseHeaders(
+                  contentTypeHeaders,
+                  routeResponse.headers
+                )
+              });
+            }
+          });
+
+          // check if has at least one response
+          if (!routeResponses.length) {
+            routeResponses.push({
+              ...BuildRouteResponse(),
+              headers: [BuildHeader('Content-Type', 'application/json')],
+              body: ''
+            });
+          }
+
+          const newRoute: Route = {
+            ...BuildRoute(false),
+            documentation: parsedRoute.summary || parsedRoute.description || '',
+            method: routeMethod as Methods,
+            endpoint: RemoveLeadingSlash(this.v2ParametersReplace(routePath)),
+            responses: routeResponses
+          };
+
+          routes.push(newRoute);
+        }
+      });
+    });
+
+    return routes;
+  }
+
+  /**
+   * Build route response headers from 'content' (v3) or 'produces' (v2), and 'headers' objects
+   *
+   * @param contentTypes
+   * @param responseHeaders
+   */
+  private buildResponseHeaders(
+    contentTypes: string[],
+    responseHeaders:
+      | undefined
+      | OpenAPIV2.HeadersObject
+      | {
+          [key: string]: OpenAPIV3.ReferenceObject | OpenAPIV3.HeaderObject;
+        }
+  ): Header[] {
+    const routeContentTypeHeader = BuildHeader(
+      'Content-Type',
+      'application/json'
+    );
+
+    if (
+      contentTypes &&
+      contentTypes.length &&
+      !contentTypes.includes('application/json')
+    ) {
+      routeContentTypeHeader.value = contentTypes[0];
+    }
+
+    if (responseHeaders) {
+      return [
+        routeContentTypeHeader,
+        ...Object.keys(responseHeaders).map((header) => BuildHeader(header, ''))
+      ];
+    }
+
+    return [routeContentTypeHeader];
+  }
+
+  /**
+   * Replace parameters in `str`
+   *
+   * @param str
+   */
+  private v2ParametersReplace(str: string) {
+    return str.replace(
+      /{(\w+)}/gi,
+      (searchValue, replaceValue) => ':' + replaceValue
+    );
+  }
+
+  /**
+   * Replace parameters in `str` with server variables
+   *
+   * @param str
+   * @param parameters
+   * @returns
+   */
+  private v3ParametersReplace(
+    str: string,
+    parameters:
+      | { [variable in string]: OpenAPIV3.ServerVariableObject }
+      | undefined
+  ) {
+    return str.replace(/{(\w+)}/gi, (searchValue, replaceValue) =>
+      parameters ? parameters[replaceValue].default : ''
+    );
+  }
+
+  /**
+   * Swagger specification type guard
+   *
+   * @param parsedAPI
+   */
+  private isSwagger(parsedAPI: any): parsedAPI is OpenAPIV2.Document {
+    return parsedAPI.swagger !== undefined;
+  }
+
+  /**
+   * OpenAPI v3 specification type guard
+   *
+   * @param parsedAPI
+   */
+  private isOpenAPIV3(parsedAPI: any): parsedAPI is OpenAPIV3.Document {
+    return (
+      parsedAPI.openapi !== undefined && parsedAPI.openapi.startsWith('3.')
+    );
+  }
+
+  /**
+   * Generate a JSON object from a schema
+   *
+   */
+  private generateSchema(
+    schema: OpenAPIV2.SchemaObject | OpenAPIV3.SchemaObject
+  ) {
+    const typeFactories = {
+      integer: () => "{{faker 'random.number'}}",
+      number: () => "{{faker 'random.number'}}",
+      number_float: () => "{{faker 'random.float'}}",
+      number_double: () => "{{faker 'random.float'}}",
+      string: () => '',
+      string_date: () => "{{date '2019' (now) 'yyyy-MM-dd'}}",
+      'string_date-time': () => "{{faker 'date.recent' 365}}",
+      string_email: () => "{{faker 'internet.email'}}",
+      string_uuid: () => "{{faker 'random.uuid'}}",
+      boolean: () => "{{faker 'random.boolean'}}",
+      array: (arraySchema) => {
+        const newObject = this.generateSchema(arraySchema.items);
+
+        return arraySchema.collectionFormat === 'csv' ? newObject : [newObject];
+      },
+      object: (objectSchema) => {
+        const newObject = {};
+        const { properties } = objectSchema;
+
+        if (properties) {
+          Object.keys(properties).forEach((propertyName) => {
+            newObject[propertyName] = this.generateSchema(
+              properties[propertyName]
+            );
+          });
+        }
+
+        return newObject;
+      }
+    };
+
+    if (schema instanceof Object) {
+      let type: string =
+        Array.isArray(schema.type) && schema.type.length >= 1
+          ? schema.type[0]
+          : (schema.type as string);
+
+      // use enum property if present
+      if (schema.enum) {
+        return `{{oneOf (array '${schema.enum.join("' '")}')}}`;
+      }
+
+      // return example if any
+      if (schema.example) {
+        return schema.example;
+      }
+
+      // return default value if any
+      if (schema.default) {
+        return schema.default;
+      }
+
+      let schemaToBuild = schema;
+
+      // check if we have an array of schemas, and take first item
+      ['allOf', 'oneOf', 'anyOf'].forEach((propertyName) => {
+        if (
+          schema.hasOwnProperty(propertyName) &&
+          schema[propertyName].length > 0
+        ) {
+          type = schema[propertyName][0].type;
+          schemaToBuild = schema[propertyName][0];
+        }
+      });
+
+      // sometimes we have no type but only 'properties' (=object)
+      if (
+        !type &&
+        schemaToBuild.properties &&
+        schemaToBuild.properties instanceof Object
+      ) {
+        type = 'object';
+      }
+
+      const typeFactory =
+        typeFactories[`${type}_${schemaToBuild.format}`] || typeFactories[type];
+
+      if (typeFactory) {
+        return typeFactory(schemaToBuild);
+      }
+
+      return '';
+    }
+  }
+
+  /**
+   * After generating example bodies, remove the quotes around some
+   * primitive helpers
+   *
+   * @param jsonSchema
+   */
+  private convertJSONSchemaPrimitives(jsonSchema: string) {
+    return jsonSchema.replace(
+      /\"({{faker 'random\.(number|boolean|float)'}})\"/g,
+      '$1'
+    );
+  }
+}
diff --git a/src/libs/utils.ts b/src/libs/utils.ts
index bd255b2..a3bf50d 100644
--- a/src/libs/utils.ts
+++ b/src/libs/utils.ts
@@ -1,4 +1,4 @@
-import { Header, Transaction } from '@mockoon/commons';
+import { Header, Methods, Transaction } from '@mockoon/commons';
 import { Request, Response } from 'express';
 import { SafeString } from 'handlebars';
 import { IncomingHttpHeaders, OutgoingHttpHeaders } from 'http';
@@ -108,7 +108,7 @@ export const CreateTransaction = (
   response: Response
 ): Transaction => ({
   request: {
-    method: request.method,
+    method: request.method.toLowerCase() as keyof typeof Methods,
     urlPath: new URL(request.originalUrl, 'http://localhost/').pathname,
     route: request.route ? request.route.path : null,
     params: request.params