diff --git a/.gitea/workflows/deploy_site.yml b/.gitea/workflows/deploy_site.yml
index cebc8a6..ce61aeb 100644
--- a/.gitea/workflows/deploy_site.yml
+++ b/.gitea/workflows/deploy_site.yml
@@ -14,5 +14,5 @@ jobs:
       - run: wget https://dl.min.io/client/mc/release/linux-arm64/mc -O /tmp/mc
       - run: chmod +x /tmp/mc
       - run: /tmp/mc alias set minio http://minio-service.minio.svc.cluster.local:9000 ${{ secrets.MINIO_ACCESS_KEY }} ${{ secrets.MINIO_SECRET_KEY }}
-      - run: /tmp/mc mirror $PWD/ minio/ptools --exclude '.git/*' --exclude '.gitea/*' --overwrite
+      - run: /tmp/mc mirror $PWD/ minio/ptools-chlrkdtkatjd --exclude '.git/*' --exclude '.gitea/*' --overwrite
 
diff --git a/index.html b/index.html
index 70fabd4..b46f7b0 100644
--- a/index.html
+++ b/index.html
@@ -11,12 +11,19 @@
     <div id="container">
       <div id="main"></div>
       <div id="q">
+        <div id="r"><p><button>The PTOOLS</button> by Minhyeok Park &copy;</p><textarea placeholder="Yea 'Reinventing the wheel' but Improved.&#10;&#10;(take a note here)"></textarea></div>
+        <div id="r"><p><button onclick="btn('regexp')"><<<</button> regexp</p><textarea id="regexp"></textarea></div>
         <div id="r"><p><button onclick="btn('base64d')"><<<</button> base64d</p><textarea id="base64d"></textarea></div>
         <div id="r"><p><button onclick="btn('base64e')"><<<</button> base64e</p><textarea id="base64e"></textarea></div>
         <div id="r"><p><button onclick="btn('urid')"><<<</button> urid (cmp: <input id="uridcmp" style="width: 20px;" type="checkbox">)</p><textarea id="urid"></textarea></div>
         <div id="r"><p><button onclick="btn('urie')"><<<</button> urie (cmp: <input id="uriecmp" style="width: 20px;" type="checkbox">)</p><textarea id="urie"></textarea></div>
         <div id="r"><p><button onclick="btn('jsonbtf')"><<<</button> jsonbtf (sp: <input id="jsonbtfsp" style="width: 20px;" value="4">)</p><textarea id="jsonbtf"></textarea></div>
         <div id="r"><p><button onclick="btn('jsonsmp')"><<<</button> jsonsmp</p><textarea id="jsonsmp"></textarea></div>
+        <div id="r"><p><button onclick="btn('json2yml')"><<<</button> json2yml</p><textarea id="json2yml"></textarea></div>
+        <div id="r"><p><button onclick="btn('yml2json')"><<<</button> yml2json</p><textarea id="yml2json"></textarea></div>
+        <div id="r"><p><button onclick="btn('escape')"><<<</button> escape</p><textarea id="escape"></textarea></div>
+        <div id="r"><p><button onclick="btn('unescape')"><<<</button> unescape</p><textarea id="unescape"></textarea></div>
+        <div id="r"><p><button onclick="btn('gzipd')"><<<</button> gzipd</p><textarea id="gzipd"></textarea></div>
       </div>
     </div>
 
@@ -121,13 +128,16 @@
     </style>
 
 		<script src="/node_modules/monaco-editor/min/vs/loader.js"></script>
-		<script>
+		<script type="module">
+      import JSON5 from '/node_modules/json5/dist/index.min.mjs'
+      import YAML from '/node_modules/yaml/browser/index.js'
+
 			require.config({ paths: { vs: '/node_modules/monaco-editor/min/vs' } });
 
 			require(['vs/editor/editor.main'], function () {
 				var editor = monaco.editor.create(document.getElementById('main'), {
 					value: 'Type Something Here',
-					language: 'json',
+					language: 'yaml',
           automaticLayout: true,
           minimap: { enabled: false },
           fontSize: 16,
@@ -138,15 +148,36 @@
           wordWrap: true
 				});
 
+        async function DecompressBlob(blob2) {
+          const byteCharacters = atob(blob2);
+          const byteNumbers = new Array(byteCharacters.length);
+          for (let i = 0; i < byteCharacters.length; i++) {
+            byteNumbers[i] = byteCharacters.charCodeAt(i);
+          }
+          const byteArray = new Uint8Array(byteNumbers);
+          const blob = new Blob([byteArray]);
+
+          const ds = new DecompressionStream("gzip");
+          const decompressedStream = blob.stream().pipeThrough(ds);
+          return await new Response(decompressedStream).blob();
+        }
+
+
         render()
         function render () {
           const value = editor.getValue()
-          try { document.getElementById('base64d').value = atob(value) } catch { document.getElementById('base64d').value ='(err)' }
-          try { document.getElementById('base64e').value = btoa(value) } catch { document.getElementById('base64e').value ='(err)' }
-          try { document.getElementById('urid').value = document.getElementById('uridcmp').checked ? decodeURIComponent(value) : decodeURI(value) } catch { document.getElementById('urid').value = '(err)' }
-          try { document.getElementById('urie').value = document.getElementById('uriecmp').checked ? encodeURIComponent(value) : encodeURI(value) } catch { document.getElementById('urie').value = '(err)' }
-          try { document.getElementById('jsonbtf').value = value.split('\n').map((v) => JSON.stringify(JSON.parse(v), null, parseInt(document.getElementById('jsonbtfsp').value))).join('\n') } catch { document.getElementById('jsonbtf').value ='(err)' }
-          try { document.getElementById('jsonsmp').value = JSON.stringify(JSON.parse(value)) } catch { document.getElementById('jsonsmp').value ='(err)' }
+          try { document.getElementById('regexp').value = value.split('\r\n\r\n').slice(0, 2).join('\n\n') + '\n\n' + ((value.split('\r\n\r\n')[1] || '').split('\r\n').map(v => JSON.stringify(new RegExp(value.split('\r\n\r\n')[0]).exec(v)?.groups)).join('\n')) } catch (err) { document.getElementById('regexp').value = err ?? '(err)' }
+          try { document.getElementById('base64d').value = atob(value) } catch (err) { document.getElementById('base64d').value = err ?? '(err)' }
+          try { document.getElementById('base64e').value = btoa(value) } catch (err) { document.getElementById('base64e').value = err ?? '(err)' }
+          try { document.getElementById('urid').value = document.getElementById('uridcmp').checked ? decodeURIComponent(value) : decodeURI(value) } catch (err) { document.getElementById('urid').value = err ?? '(err)' }
+          try { document.getElementById('urie').value = document.getElementById('uriecmp').checked ? encodeURIComponent(value) : encodeURI(value) } catch (err) { document.getElementById('urie').value = err ?? '(err)' }
+          try { document.getElementById('jsonbtf').value = value.split('\n').map((v) => JSON.stringify(JSON5.parse(v), null, parseInt(document.getElementById('jsonbtfsp').value))).join('\n') } catch (err) { document.getElementById('jsonbtf').value = err ?? '(err)' }
+          try { document.getElementById('jsonsmp').value = JSON.stringify(JSON5.parse(value)) } catch (err) { document.getElementById('jsonsmp').value = err ?? '(err)' }
+          try { document.getElementById('json2yml').value = YAML.stringify(JSON5.parse(value)) } catch (err) { document.getElementById('json2yml').value = err ?? '(err)' }
+          try { document.getElementById('yml2json').value = JSON.stringify(YAML.parse(value)) } catch (err) { document.getElementById('yml2json').value = err ?? '(err)' }
+          try { document.getElementById('escape').value = JSON.stringify(value) } catch (err) { document.getElementById('escape').value = err ?? '(err)' }
+          try { document.getElementById('unescape').value = JSON5.parse(value) } catch (err) { document.getElementById('unescape').value = err ?? '(err)' }
+          try { DecompressBlob(value).then((v) => v.text()).then((v) => document.getElementById('gzipd').value = v).catch((err) => document.getElementById('gzipd').value = err ?? '(err)') } catch (err) { document.getElementById('gzipd').value = err ?? '(err)' }
         }
 
         window.btn = (id) => {
diff --git a/package-lock.json b/package-lock.json
index 0ae1ce3..cd1bca1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6,8 +6,10 @@
     "": {
       "dependencies": {
         "@fontsource-variable/jetbrains-mono": "^5.1.1",
+        "json5": "^2.2.3",
         "monaco-editor": "^0.52.0",
-        "normalize.css": "^8.0.1"
+        "normalize.css": "^8.0.1",
+        "yaml": "^2.6.0"
       }
     },
     "node_modules/.pnpm/@fontsource-variable+jetbrains-mono@5.1.1/node_modules/@fontsource-variable/jetbrains-mono": {
@@ -5789,7 +5791,6 @@
       "version": "2.2.3",
       "resolved": "https://registry.npmjs.org/json5/-/json5-2.2.3.tgz",
       "integrity": "sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg==",
-      "dev": true,
       "license": "MIT",
       "bin": {
         "json5": "lib/cli.js"
@@ -8642,7 +8643,6 @@
       "version": "2.6.0",
       "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.6.0.tgz",
       "integrity": "sha512-a6ae//JvKDEra2kdi1qzCyrJW/WZCgFi8ydDV+eXExl95t+5R+ijnqHJbz9tmMh8FUjx3iv2fCQ4dclAQlO2UQ==",
-      "dev": true,
       "license": "ISC",
       "bin": {
         "yaml": "bin.mjs"
diff --git a/package.json b/package.json
index b1060a9..6042d93 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,9 @@
 {
   "dependencies": {
     "@fontsource-variable/jetbrains-mono": "^5.1.1",
+    "json5": "^2.2.3",
     "monaco-editor": "^0.52.0",
-    "normalize.css": "^8.0.1"
+    "normalize.css": "^8.0.1",
+    "yaml": "^2.6.0"
   }
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index f630e8b..14d544f 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -11,20 +11,48 @@ importers:
       '@fontsource-variable/jetbrains-mono':
         specifier: ^5.1.1
         version: 5.1.1
+      json5:
+        specifier: ^2.2.3
+        version: 2.2.3
       monaco-editor:
         specifier: ^0.52.0
         version: 0.52.0
+      normalize.css:
+        specifier: ^8.0.1
+        version: 8.0.1
+      yaml:
+        specifier: ^2.6.0
+        version: 2.6.0
 
 packages:
 
   '@fontsource-variable/jetbrains-mono@5.1.1':
     resolution: {integrity: sha512-V+1aRFRvuZ66PpO30s8l/2aADKzpV9VRsO3kSZE+rTMvi4vab3cUcPHMN2z+wAvjkYJO71Yf+g3/Y6pSMmQpVQ==}
 
+  json5@2.2.3:
+    resolution: {integrity: sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg==}
+    engines: {node: '>=6'}
+    hasBin: true
+
   monaco-editor@0.52.0:
     resolution: {integrity: sha512-OeWhNpABLCeTqubfqLMXGsqf6OmPU6pHM85kF3dhy6kq5hnhuVS1p3VrEW/XhWHc71P2tHyS5JFySD8mgs1crw==}
 
+  normalize.css@8.0.1:
+    resolution: {integrity: sha512-qizSNPO93t1YUuUhP22btGOo3chcvDFqFaj2TRybP0DMxkHOCTYwp3n34fel4a31ORXy4m1Xq0Gyqpb5m33qIg==}
+
+  yaml@2.6.0:
+    resolution: {integrity: sha512-a6ae//JvKDEra2kdi1qzCyrJW/WZCgFi8ydDV+eXExl95t+5R+ijnqHJbz9tmMh8FUjx3iv2fCQ4dclAQlO2UQ==}
+    engines: {node: '>= 14'}
+    hasBin: true
+
 snapshots:
 
   '@fontsource-variable/jetbrains-mono@5.1.1': {}
 
+  json5@2.2.3: {}
+
   monaco-editor@0.52.0: {}
+
+  normalize.css@8.0.1: {}
+
+  yaml@2.6.0: {}