diff --git a/.env b/.env
new file mode 100644
index 00000000..1cfbf5d4
--- /dev/null
+++ b/.env
@@ -0,0 +1,9 @@
+
+# Log level (0 = none, 1 = info, 2 = verbose)
+LOG_LEVEL=1
+
+# Tileset optimization
+TILESET_OPTIMIZATION=false
+# Tileset optimization quality (0.0 - 1.0)
+TILESET_OPTIMIZATION_QUALITY_MIN=0.9
+TILESET_OPTIMIZATION_QUALITY_MAX=1.0
diff --git a/package-lock.json b/package-lock.json
index d962b891..e4b31629 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,9 +14,10 @@
       "devDependencies": {
         "@types/node": "^18.15.11",
         "@workadventure/iframe-api-typings": "^1.17.1",
+        "dotenv": "^16.3.1",
         "typescript": "^4.9.5",
         "vite": "^4.3.9",
-        "wa-map-optimizer-vite": "^1.1.17"
+        "wa-map-optimizer-vite": "^1.1.18"
       }
     },
     "node_modules/@16bits/nes.css": {
@@ -2222,6 +2223,18 @@
       "resolved": "https://registry.npmjs.org/dlv/-/dlv-1.1.3.tgz",
       "integrity": "sha512-+HlytyjlPKnIG8XuRG8WvmBP8xs8P71y+SKKS6ZXWoEgLuePxtDoUEiH7WkdePWrQ5JBpE6aoVqfZfJUQkjXwA=="
     },
+    "node_modules/dotenv": {
+      "version": "16.3.1",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.3.1.tgz",
+      "integrity": "sha512-IPzF4w4/Rd94bA9imS68tZBaYyBWSCE47V1RGuMrB94iyTOIEwRmVL2x/4An+6mETpLrKJ5hQkB8W4kFAadeIQ==",
+      "dev": true,
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/motdotla/dotenv?sponsor=1"
+      }
+    },
     "node_modules/download": {
       "version": "6.2.5",
       "resolved": "https://registry.npmjs.org/download/-/download-6.2.5.tgz",
@@ -5052,9 +5065,9 @@
       }
     },
     "node_modules/wa-map-optimizer-vite": {
-      "version": "1.1.17",
-      "resolved": "https://registry.npmjs.org/wa-map-optimizer-vite/-/wa-map-optimizer-vite-1.1.17.tgz",
-      "integrity": "sha512-t63/9O21MhmJSD322cG+0tVHV/p7jmYMGgYRTQllT+TjSQF8gffyk+/6DlL96znpCNy2E68aCTZvPng6NYcQ+Q==",
+      "version": "1.1.18",
+      "resolved": "https://registry.npmjs.org/wa-map-optimizer-vite/-/wa-map-optimizer-vite-1.1.18.tgz",
+      "integrity": "sha512-myPvlvVGAcktFJEoZDBTTuUZHMtG4z9DTkJq5Vr2RtldHdFB7KdqZquWuzAAbJRdIep20y+R2YWejlI8jx23tQ==",
       "dev": true,
       "dependencies": {
         "@workadventure/tiled-map-type-guard": "^2.1.1",
@@ -6848,6 +6861,12 @@
       "resolved": "https://registry.npmjs.org/dlv/-/dlv-1.1.3.tgz",
       "integrity": "sha512-+HlytyjlPKnIG8XuRG8WvmBP8xs8P71y+SKKS6ZXWoEgLuePxtDoUEiH7WkdePWrQ5JBpE6aoVqfZfJUQkjXwA=="
     },
+    "dotenv": {
+      "version": "16.3.1",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.3.1.tgz",
+      "integrity": "sha512-IPzF4w4/Rd94bA9imS68tZBaYyBWSCE47V1RGuMrB94iyTOIEwRmVL2x/4An+6mETpLrKJ5hQkB8W4kFAadeIQ==",
+      "dev": true
+    },
     "download": {
       "version": "6.2.5",
       "resolved": "https://registry.npmjs.org/download/-/download-6.2.5.tgz",
@@ -8867,9 +8886,9 @@
       }
     },
     "wa-map-optimizer-vite": {
-      "version": "1.1.17",
-      "resolved": "https://registry.npmjs.org/wa-map-optimizer-vite/-/wa-map-optimizer-vite-1.1.17.tgz",
-      "integrity": "sha512-t63/9O21MhmJSD322cG+0tVHV/p7jmYMGgYRTQllT+TjSQF8gffyk+/6DlL96znpCNy2E68aCTZvPng6NYcQ+Q==",
+      "version": "1.1.18",
+      "resolved": "https://registry.npmjs.org/wa-map-optimizer-vite/-/wa-map-optimizer-vite-1.1.18.tgz",
+      "integrity": "sha512-myPvlvVGAcktFJEoZDBTTuUZHMtG4z9DTkJq5Vr2RtldHdFB7KdqZquWuzAAbJRdIep20y+R2YWejlI8jx23tQ==",
       "dev": true,
       "requires": {
         "@workadventure/tiled-map-type-guard": "^2.1.1",
diff --git a/package.json b/package.json
index cd210d01..876d1190 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "workadventure-map-starter-kit",
-  "version": "3.3.6",
+  "version": "3.3.7",
   "license": "MIT",
   "scripts": {
     "dev": "vite",
@@ -11,9 +11,10 @@
   "devDependencies": {
     "@types/node": "^18.15.11",
     "@workadventure/iframe-api-typings": "^1.17.1",
+    "dotenv": "^16.3.1",
     "typescript": "^4.9.5",
     "vite": "^4.3.9",
-    "wa-map-optimizer-vite": "^1.1.17"
+    "wa-map-optimizer-vite": "^1.1.18"
   },
   "dependencies": {
     "@workadventure/scripting-api-extra": "^1.4.8"
diff --git a/vite.config.ts b/vite.config.ts
index 1f52edfa..e7ca7774 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -1,8 +1,26 @@
+import 'dotenv/config';
 import { defineConfig } from "vite";
-import { getMaps, getMapsOptimizers, getMapsScripts } from "wa-map-optimizer-vite";
+import { getMaps, getMapsOptimizers, getMapsScripts, LogLevel, OptimizeOptions } from "wa-map-optimizer-vite";
 
 const maps = getMaps();
 
+let optimizerOptions: OptimizeOptions = {
+    logs: process.env.LOG_LEVEL && process.env.LOG_LEVEL in LogLevel ? LogLevel[process.env.LOG_LEVEL] : LogLevel.NORMAL,
+};
+
+if (process.env.TILESET_OPTIMIZATION && process.env.TILESET_OPTIMIZATION === "true") {
+    const qualityMin = process.env.TILESET_OPTIMIZATION_QUALITY_MIN ? parseInt(process.env.TILESET_OPTIMIZATION_QUALITY_MIN) : 0.9;
+    const qualityMax = process.env.TILESET_OPTIMIZATION_QUALITY_MAX ? parseInt(process.env.TILESET_OPTIMIZATION_QUALITY_MAX) : 1;
+
+    optimizerOptions.output = {
+        tileset: {
+            compress: {
+                quality: [qualityMin, qualityMax],
+            }
+        }
+    }
+}
+
 export default defineConfig({
     base: "./",
     build: {
@@ -13,7 +31,7 @@ export default defineConfig({
             },
         },
     },
-    plugins: [...getMapsOptimizers(maps)],
+    plugins: [...getMapsOptimizers(maps, optimizerOptions)],
     server: {
         host: "localhost",
         headers: {