diff --git a/angular.json b/angular.json
index 04d469b..b52999f 100644
--- a/angular.json
+++ b/angular.json
@@ -125,7 +125,7 @@
       "root": "projects/nls-guilloche",
       "sourceRoot": "projects/nls-guilloche/src",
       "projectType": "library",
-      "prefix": "lib",
+      "prefix": "nls",
       "architect": {
         "build": {
           "builder": "@angular-devkit/build-ng-packagr:build",
@@ -163,4 +163,4 @@
     }
   },
   "defaultProject": "nls-ng6-d3js-guilloche"
-}
\ No newline at end of file
+}
diff --git a/projects/nls-guilloche/ng-package.json b/projects/nls-guilloche/ng-package.json
index c1f5ee9..a02ea77 100644
--- a/projects/nls-guilloche/ng-package.json
+++ b/projects/nls-guilloche/ng-package.json
@@ -5,4 +5,4 @@
   "lib": {
     "entryFile": "src/public_api.ts"
   }
-}
\ No newline at end of file
+}
diff --git a/projects/nls-guilloche/ng-package.prod.json b/projects/nls-guilloche/ng-package.prod.json
index be98bb4..2c144ad 100644
--- a/projects/nls-guilloche/ng-package.prod.json
+++ b/projects/nls-guilloche/ng-package.prod.json
@@ -1,7 +1,7 @@
 {
   "$schema": "../../node_modules/ng-packagr/ng-package.schema.json",
-  "dest": "../../dist/lib",
+  "dest": "../../dist/nls",
   "lib": {
     "entryFile": "src/public_api.ts"
   }
-}
\ No newline at end of file
+}
diff --git a/projects/nls-guilloche/src/lib/components/graphs.component.html b/projects/nls-guilloche/src/nls/components/graphs.component.html
similarity index 100%
rename from projects/nls-guilloche/src/lib/components/graphs.component.html
rename to projects/nls-guilloche/src/nls/components/graphs.component.html
diff --git a/projects/nls-guilloche/src/lib/components/graphs.component.scss b/projects/nls-guilloche/src/nls/components/graphs.component.scss
similarity index 100%
rename from projects/nls-guilloche/src/lib/components/graphs.component.scss
rename to projects/nls-guilloche/src/nls/components/graphs.component.scss
diff --git a/projects/nls-guilloche/src/lib/components/graphs.component.ts b/projects/nls-guilloche/src/nls/components/graphs.component.ts
similarity index 100%
rename from projects/nls-guilloche/src/lib/components/graphs.component.ts
rename to projects/nls-guilloche/src/nls/components/graphs.component.ts
diff --git a/projects/nls-guilloche/src/lib/directives/guilloche.directive.ts b/projects/nls-guilloche/src/nls/directives/guilloche.directive.ts
similarity index 100%
rename from projects/nls-guilloche/src/lib/directives/guilloche.directive.ts
rename to projects/nls-guilloche/src/nls/directives/guilloche.directive.ts
diff --git a/projects/nls-guilloche/src/lib/models/config.model.ts b/projects/nls-guilloche/src/nls/models/config.model.ts
similarity index 100%
rename from projects/nls-guilloche/src/lib/models/config.model.ts
rename to projects/nls-guilloche/src/nls/models/config.model.ts
diff --git a/projects/nls-guilloche/src/lib/models/graph.model.ts b/projects/nls-guilloche/src/nls/models/graph.model.ts
similarity index 100%
rename from projects/nls-guilloche/src/lib/models/graph.model.ts
rename to projects/nls-guilloche/src/nls/models/graph.model.ts
diff --git a/projects/nls-guilloche/src/lib/models/param.model.ts b/projects/nls-guilloche/src/nls/models/param.model.ts
similarity index 100%
rename from projects/nls-guilloche/src/lib/models/param.model.ts
rename to projects/nls-guilloche/src/nls/models/param.model.ts
diff --git a/projects/nls-guilloche/src/lib/models/point.model.ts b/projects/nls-guilloche/src/nls/models/point.model.ts
similarity index 100%
rename from projects/nls-guilloche/src/lib/models/point.model.ts
rename to projects/nls-guilloche/src/nls/models/point.model.ts
diff --git a/projects/nls-guilloche/src/lib/services/animation.service.ts b/projects/nls-guilloche/src/nls/services/animation.service.ts
similarity index 100%
rename from projects/nls-guilloche/src/lib/services/animation.service.ts
rename to projects/nls-guilloche/src/nls/services/animation.service.ts
diff --git a/projects/nls-guilloche/src/lib/services/canvas.service.ts b/projects/nls-guilloche/src/nls/services/canvas.service.ts
similarity index 100%
rename from projects/nls-guilloche/src/lib/services/canvas.service.ts
rename to projects/nls-guilloche/src/nls/services/canvas.service.ts
diff --git a/projects/nls-guilloche/src/lib/services/graph.service.ts b/projects/nls-guilloche/src/nls/services/graph.service.ts
similarity index 100%
rename from projects/nls-guilloche/src/lib/services/graph.service.ts
rename to projects/nls-guilloche/src/nls/services/graph.service.ts
diff --git a/projects/nls-guilloche/src/lib/services/history.service.ts b/projects/nls-guilloche/src/nls/services/history.service.ts
similarity index 100%
rename from projects/nls-guilloche/src/lib/services/history.service.ts
rename to projects/nls-guilloche/src/nls/services/history.service.ts
diff --git a/projects/nls-guilloche/src/lib/services/math.service.ts b/projects/nls-guilloche/src/nls/services/math.service.ts
similarity index 100%
rename from projects/nls-guilloche/src/lib/services/math.service.ts
rename to projects/nls-guilloche/src/nls/services/math.service.ts
diff --git a/projects/nls-guilloche/src/public_api.ts b/projects/nls-guilloche/src/public_api.ts
index b271fae..e226448 100644
--- a/projects/nls-guilloche/src/public_api.ts
+++ b/projects/nls-guilloche/src/public_api.ts
@@ -2,14 +2,14 @@
  * Public API Surface of nls-guilloche
  */
 
-export * from './lib/components/graphs.component';
-export * from './lib/directives/guilloche.directive';
-export * from './lib/models/config.model';
-export * from './lib/models/graph.model';
-export * from './lib/models/param.model';
-export * from './lib/models/point.model';
-export * from './lib/services/animation.service';
-export * from './lib/services/canvas.service';
-export * from './lib/services/graph.service';
-export * from './lib/services/history.service';
-export * from './lib/services/math.service';
+export * from './nls/components/graphs.component';
+export * from './nls/directives/guilloche.directive';
+export * from './nls/models/config.model';
+export * from './nls/models/graph.model';
+export * from './nls/models/param.model';
+export * from './nls/models/point.model';
+export * from './nls/services/animation.service';
+export * from './nls/services/canvas.service';
+export * from './nls/services/graph.service';
+export * from './nls/services/history.service';
+export * from './nls/services/math.service';
diff --git a/projects/nls-guilloche/tsconfig.lib.json b/projects/nls-guilloche/tsconfig.lib.json
index 3a2b0b9..71e0991 100644
--- a/projects/nls-guilloche/tsconfig.lib.json
+++ b/projects/nls-guilloche/tsconfig.lib.json
@@ -1,7 +1,7 @@
 {
   "extends": "../../tsconfig.json",
   "compilerOptions": {
-    "outDir": "../../out-tsc/lib",
+    "outDir": "../../out-tsc/nls",
     "target": "es2015",
     "module": "es2015",
     "moduleResolution": "node",
diff --git a/projects/nls-guilloche/tslint.json b/projects/nls-guilloche/tslint.json
index 73f120b..3457a51 100644
--- a/projects/nls-guilloche/tslint.json
+++ b/projects/nls-guilloche/tslint.json
@@ -4,13 +4,13 @@
         "directive-selector": [
             true,
             "attribute",
-            "lib",
+            "nls",
             "camelCase"
         ],
         "component-selector": [
             true,
             "element",
-            "lib",
+            "nls",
             "kebab-case"
         ]
     }
diff --git a/src/app/app.component.ts b/src/app/app.component.ts
index 8b9e7b6..8f451a7 100644
--- a/src/app/app.component.ts
+++ b/src/app/app.component.ts
@@ -22,11 +22,11 @@ import * as moment from 'moment';
 import 'moment/min/locales';
 
 import { environment as env } from '../environments/environment';
-import { Config } from './../../projects/nls-guilloche/src/lib/models/config.model';
-import { Graph } from './../../projects/nls-guilloche/src/lib/models/graph.model';
-import { NlsCanvasService } from './../../projects/nls-guilloche/src/lib/services/canvas.service';
-import { NlsHistoryService } from './../../projects/nls-guilloche/src/lib/services/history.service';
-import { NlsGraphService } from './../../projects/nls-guilloche/src/lib/services/graph.service';
+import { Config } from './../../projects/nls-guilloche/src/nls/models/config.model';
+import { Graph } from './../../projects/nls-guilloche/src/nls/models/graph.model';
+import { NlsCanvasService } from './../../projects/nls-guilloche/src/nls/services/canvas.service';
+import { NlsHistoryService } from './../../projects/nls-guilloche/src/nls/services/history.service';
+import { NlsGraphService } from './../../projects/nls-guilloche/src/nls/services/graph.service';
 
 @Component({
   selector: 'app-root',
diff --git a/src/app/app.module.ts b/src/app/app.module.ts
index 52fd2bc..6d4b25a 100644
--- a/src/app/app.module.ts
+++ b/src/app/app.module.ts
@@ -21,13 +21,13 @@ import { ReactiveFormsModule, FormsModule } from '@angular/forms';
 import { MomentModule } from 'ngx-moment';
 
 import { AppComponent } from './app.component';
-import { NlsGraphsComponent } from './../../projects/nls-guilloche/src/lib/components/graphs.component';
-import { NlsGuillocheDirective } from './../../projects/nls-guilloche/src/lib/directives/guilloche.directive';
-import { NlsCanvasService } from './../../projects/nls-guilloche/src/lib/services/canvas.service';
-import { NlsHistoryService } from './../../projects/nls-guilloche/src/lib/services/history.service';
-import { NlsAnimationService } from './../../projects/nls-guilloche/src/lib/services/animation.service';
-import { NlsMathService } from './../../projects/nls-guilloche/src/lib/services/math.service';
-import { NlsGraphService } from './../../projects/nls-guilloche/src/lib/services/graph.service';
+import { NlsGraphsComponent } from './../../projects/nls-guilloche/src/nls/components/graphs.component';
+import { NlsGuillocheDirective } from './../../projects/nls-guilloche/src/nls/directives/guilloche.directive';
+import { NlsCanvasService } from './../../projects/nls-guilloche/src/nls/services/canvas.service';
+import { NlsHistoryService } from './../../projects/nls-guilloche/src/nls/services/history.service';
+import { NlsAnimationService } from './../../projects/nls-guilloche/src/nls/services/animation.service';
+import { NlsMathService } from './../../projects/nls-guilloche/src/nls/services/math.service';
+import { NlsGraphService } from './../../projects/nls-guilloche/src/nls/services/graph.service';
 
 @NgModule({
   declarations: [