diff --git a/index.html b/index.html
index cc83113..69fb602 100644
--- a/index.html
+++ b/index.html
@@ -65,7 +65,6 @@
     </sm-popup>
     <script src="scripts/components.min.js"></script>
     <script src="https://unpkg.com/uhtml@3.0.1/es.js"></script>
-
     <script>
         const { html, svg, render: renderElem } = uhtml;
         const uiGlobals = {}
@@ -388,7 +387,7 @@
                     "borrow"
                 ],
                 "category": "finance",
-                "hash": "197f0c491e8cabf866603d03c437f9b96ad5b58ce55de2f6bc0d39a633fdf5e2"
+                "hash": "197f0c491e8cabf866603d03c437f9b96ad5b58ce55de2f6bc0d39a633fdf5e1"
             },
             {
                 "name": "BTC Wallet",
@@ -919,6 +918,49 @@
             const hashHex = hashArray.map(byte => byte.toString(16).padStart(2, '0')).join('');
             return hashHex;
         }
+
+        /**
+         * @param { string | []} a single link or array of links 
+         */
+        async function getLinkContentHash(link) {
+            try {
+                const data = JSON.stringify({ url: link })
+                console.log(data)
+                return await (await fetch('https://integrity-api.ranchimall.net/hash', {
+                    headers: {
+                        "Content-Type": "application/json",
+                    },
+                    method: "POST",
+                    mode: 'no-cors',
+                    body: data
+                })).json()
+            } catch (e) {
+                console.error(e)
+                return null
+            }
+        }
+
+        async function downloadReposZipped(repoUrls) {
+            try {
+                const data = JSON.stringify({ urls: repoUrls })
+                const blob = await (await fetch('https://integrity-api.ranchimall.net/download-repos', {
+                    headers: {
+                        "Content-Type": "application/json",
+                    },
+                    method: "POST",
+                    body: data
+                })).blob()
+                // download as zip
+                const a = document.createElement('a')
+                a.href = URL.createObjectURL(blob)
+                a.download = 'dapps.zip'
+                a.click()
+                URL.revokeObjectURL(a.href)
+            } catch (e) {
+                console.error(e)
+                return null
+            }
+        }
     </script>
 </body>