diff --git a/apps/rxjs-catch-error/src/app/app.component.css b/apps/rxjs-catch-error/src/app/app.component.css
deleted file mode 100644
index e4064b2..0000000
--- a/apps/rxjs-catch-error/src/app/app.component.css
+++ /dev/null
@@ -1,32 +0,0 @@
-body {
-    font-family: Arial, sans-serif;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    height: 100vh;
-    margin: 0;
-  }
-  .form-container {
-    text-align: center;
-  }
-  input {
-    padding: 8px;
-    margin-right: 8px;
-    border: 1px solid #ccc;
-    border-radius: 4px;
-  }
-  button {
-    padding: 8px 16px;
-    background-color: #007bff;
-    color: #fff;
-    border: none;
-    border-radius: 4px;
-    cursor: pointer;
-  }
-  .response {
-    margin-left: 25%;
-    margin-top: 2%;
-    width: 50%;
-    text-align: center;
-    border: 1px solid #ccc;
-  }
\ No newline at end of file
diff --git a/apps/rxjs-catch-error/.eslintrc.json b/apps/rxjs/catch-error/.eslintrc.json
similarity index 94%
rename from apps/rxjs-catch-error/.eslintrc.json
rename to apps/rxjs/catch-error/.eslintrc.json
index b428c22..bf8df14 100644
--- a/apps/rxjs-catch-error/.eslintrc.json
+++ b/apps/rxjs/catch-error/.eslintrc.json
@@ -1,5 +1,5 @@
 {
-  "extends": ["../../.eslintrc.json"],
+  "extends": ["../../../.eslintrc.json"],
   "ignorePatterns": ["!**/*"],
   "overrides": [
     {
diff --git a/apps/rxjs-catch-error/README.md b/apps/rxjs/catch-error/README.md
similarity index 100%
rename from apps/rxjs-catch-error/README.md
rename to apps/rxjs/catch-error/README.md
diff --git a/apps/rxjs-catch-error/jest.config.ts b/apps/rxjs/catch-error/jest.config.ts
similarity index 85%
rename from apps/rxjs-catch-error/jest.config.ts
rename to apps/rxjs/catch-error/jest.config.ts
index 0f2fbb2..f823420 100644
--- a/apps/rxjs-catch-error/jest.config.ts
+++ b/apps/rxjs/catch-error/jest.config.ts
@@ -1,9 +1,9 @@
 /* eslint-disable */
 export default {
   displayName: 'rxjs-catch-error',
-  preset: '../../jest.preset.js',
+  preset: '../../../jest.preset.js',
   setupFilesAfterEnv: ['<rootDir>/src/test-setup.ts'],
-  coverageDirectory: '../../coverage/apps/rxjs-catch-error',
+  coverageDirectory: '../../../coverage/apps/rxjs/catch-error',
   transform: {
     '^.+\\.(ts|mjs|js|html)$': [
       'jest-preset-angular',
diff --git a/apps/rxjs-catch-error/project.json b/apps/rxjs/catch-error/project.json
similarity index 75%
rename from apps/rxjs-catch-error/project.json
rename to apps/rxjs/catch-error/project.json
index 7c191a9..8a59535 100644
--- a/apps/rxjs-catch-error/project.json
+++ b/apps/rxjs/catch-error/project.json
@@ -1,25 +1,25 @@
 {
   "name": "rxjs-catch-error",
-  "$schema": "../../node_modules/nx/schemas/project-schema.json",
+  "$schema": "../../../node_modules/nx/schemas/project-schema.json",
   "projectType": "application",
   "prefix": "app",
-  "sourceRoot": "apps/rxjs-catch-error/src",
+  "sourceRoot": "apps/rxjs/catch-error/src",
   "tags": [],
   "targets": {
     "build": {
       "executor": "@angular-devkit/build-angular:browser",
       "outputs": ["{options.outputPath}"],
       "options": {
-        "outputPath": "dist/apps/rxjs-catch-error",
-        "index": "apps/rxjs-catch-error/src/index.html",
-        "main": "apps/rxjs-catch-error/src/main.ts",
+        "outputPath": "dist/apps/rxjs/catch-error",
+        "index": "apps/rxjs/catch-error/src/index.html",
+        "main": "apps/rxjs/catch-error/src/main.ts",
         "polyfills": ["zone.js"],
-        "tsConfig": "apps/rxjs-catch-error/tsconfig.app.json",
+        "tsConfig": "apps/rxjs/catch-error/tsconfig.app.json",
         "assets": [
-          "apps/rxjs-catch-error/src/favicon.ico",
-          "apps/rxjs-catch-error/src/assets"
+          "apps/rxjs/catch-error/src/favicon.ico",
+          "apps/rxjs/catch-error/src/assets"
         ],
-        "styles": ["apps/rxjs-catch-error/src/styles.scss"],
+        "styles": ["apps/rxjs/catch-error/src/styles.scss"],
         "scripts": []
       },
       "configurations": {
@@ -72,8 +72,8 @@
       "outputs": ["{options.outputFile}"],
       "options": {
         "lintFilePatterns": [
-          "apps/rxjs-catch-error/**/*.ts",
-          "apps/rxjs-catch-error/**/*.html"
+          "apps/rxjs/catch-error/**/*.ts",
+          "apps/rxjs/catch-error/**/*.html"
         ]
       }
     },
@@ -81,7 +81,7 @@
       "executor": "@nx/jest:jest",
       "outputs": ["{workspaceRoot}/coverage/{projectRoot}"],
       "options": {
-        "jestConfig": "apps/rxjs-catch-error/jest.config.ts",
+        "jestConfig": "apps/rxjs/catch-error/jest.config.ts",
         "passWithNoTests": true
       },
       "configurations": {
diff --git a/apps/rxjs/catch-error/src/app/app.component.css b/apps/rxjs/catch-error/src/app/app.component.css
new file mode 100644
index 0000000..e85a8ae
--- /dev/null
+++ b/apps/rxjs/catch-error/src/app/app.component.css
@@ -0,0 +1,32 @@
+body {
+  font-family: Arial, sans-serif;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  height: 100vh;
+  margin: 0;
+}
+.form-container {
+  text-align: center;
+}
+input {
+  padding: 8px;
+  margin-right: 8px;
+  border: 1px solid #ccc;
+  border-radius: 4px;
+}
+button {
+  padding: 8px 16px;
+  background-color: #007bff;
+  color: #fff;
+  border: none;
+  border-radius: 4px;
+  cursor: pointer;
+}
+.response {
+  margin-left: 25%;
+  margin-top: 2%;
+  width: 50%;
+  text-align: center;
+  border: 1px solid #ccc;
+}
diff --git a/apps/rxjs-catch-error/src/app/app.component.spec.ts b/apps/rxjs/catch-error/src/app/app.component.spec.ts
similarity index 100%
rename from apps/rxjs-catch-error/src/app/app.component.spec.ts
rename to apps/rxjs/catch-error/src/app/app.component.spec.ts
diff --git a/apps/rxjs-catch-error/src/app/app.component.ts b/apps/rxjs/catch-error/src/app/app.component.ts
similarity index 100%
rename from apps/rxjs-catch-error/src/app/app.component.ts
rename to apps/rxjs/catch-error/src/app/app.component.ts
diff --git a/apps/rxjs-catch-error/src/app/app.config.ts b/apps/rxjs/catch-error/src/app/app.config.ts
similarity index 100%
rename from apps/rxjs-catch-error/src/app/app.config.ts
rename to apps/rxjs/catch-error/src/app/app.config.ts
diff --git a/apps/rxjs-catch-error/src/assets/.gitkeep b/apps/rxjs/catch-error/src/assets/.gitkeep
similarity index 100%
rename from apps/rxjs-catch-error/src/assets/.gitkeep
rename to apps/rxjs/catch-error/src/assets/.gitkeep
diff --git a/apps/rxjs-catch-error/src/favicon.ico b/apps/rxjs/catch-error/src/favicon.ico
similarity index 100%
rename from apps/rxjs-catch-error/src/favicon.ico
rename to apps/rxjs/catch-error/src/favicon.ico
diff --git a/apps/rxjs-catch-error/src/index.html b/apps/rxjs/catch-error/src/index.html
similarity index 100%
rename from apps/rxjs-catch-error/src/index.html
rename to apps/rxjs/catch-error/src/index.html
diff --git a/apps/rxjs-catch-error/src/main.ts b/apps/rxjs/catch-error/src/main.ts
similarity index 100%
rename from apps/rxjs-catch-error/src/main.ts
rename to apps/rxjs/catch-error/src/main.ts
diff --git a/apps/rxjs-catch-error/src/styles.scss b/apps/rxjs/catch-error/src/styles.scss
similarity index 100%
rename from apps/rxjs-catch-error/src/styles.scss
rename to apps/rxjs/catch-error/src/styles.scss
diff --git a/apps/rxjs-catch-error/src/test-setup.ts b/apps/rxjs/catch-error/src/test-setup.ts
similarity index 100%
rename from apps/rxjs-catch-error/src/test-setup.ts
rename to apps/rxjs/catch-error/src/test-setup.ts
diff --git a/apps/rxjs-catch-error/tailwind.config.js b/apps/rxjs/catch-error/tailwind.config.js
similarity index 100%
rename from apps/rxjs-catch-error/tailwind.config.js
rename to apps/rxjs/catch-error/tailwind.config.js
diff --git a/apps/rxjs-catch-error/tsconfig.app.json b/apps/rxjs/catch-error/tsconfig.app.json
similarity index 84%
rename from apps/rxjs-catch-error/tsconfig.app.json
rename to apps/rxjs/catch-error/tsconfig.app.json
index fff4a41..5822042 100644
--- a/apps/rxjs-catch-error/tsconfig.app.json
+++ b/apps/rxjs/catch-error/tsconfig.app.json
@@ -1,7 +1,7 @@
 {
   "extends": "./tsconfig.json",
   "compilerOptions": {
-    "outDir": "../../dist/out-tsc",
+    "outDir": "../../../dist/out-tsc",
     "types": []
   },
   "files": ["src/main.ts"],
diff --git a/apps/rxjs-catch-error/tsconfig.editor.json b/apps/rxjs/catch-error/tsconfig.editor.json
similarity index 100%
rename from apps/rxjs-catch-error/tsconfig.editor.json
rename to apps/rxjs/catch-error/tsconfig.editor.json
diff --git a/apps/rxjs-catch-error/tsconfig.json b/apps/rxjs/catch-error/tsconfig.json
similarity index 94%
rename from apps/rxjs-catch-error/tsconfig.json
rename to apps/rxjs/catch-error/tsconfig.json
index e01cf19..e85865c 100644
--- a/apps/rxjs-catch-error/tsconfig.json
+++ b/apps/rxjs/catch-error/tsconfig.json
@@ -22,7 +22,7 @@
       "path": "./tsconfig.editor.json"
     }
   ],
-  "extends": "../../tsconfig.base.json",
+  "extends": "../../../tsconfig.base.json",
   "angularCompilerOptions": {
     "enableI18nLegacyMessageIdFormat": false,
     "strictInjectionParameters": true,
diff --git a/apps/rxjs-catch-error/tsconfig.spec.json b/apps/rxjs/catch-error/tsconfig.spec.json
similarity index 88%
rename from apps/rxjs-catch-error/tsconfig.spec.json
rename to apps/rxjs/catch-error/tsconfig.spec.json
index 1a4817a..c0c092e 100644
--- a/apps/rxjs-catch-error/tsconfig.spec.json
+++ b/apps/rxjs/catch-error/tsconfig.spec.json
@@ -1,7 +1,7 @@
 {
   "extends": "./tsconfig.json",
   "compilerOptions": {
-    "outDir": "../../dist/out-tsc",
+    "outDir": "../../../dist/out-tsc",
     "module": "commonjs",
     "types": ["jest", "node", "@testing-library/jest-dom"]
   },