diff --git a/gns3server/appliances/cisco-csr1000v.gns3a b/gns3server/appliances/cisco-csr1000v.gns3a
index d1afb91f..90be6447 100644
--- a/gns3server/appliances/cisco-csr1000v.gns3a
+++ b/gns3server/appliances/cisco-csr1000v.gns3a
@@ -24,12 +24,26 @@
         "kvm": "require"
     },
     "images": [
+		{
+            "filename": "csr1000v-universalk9.17.03.08a-serial.qcow2",
+            "version": "17.03.08a",
+            "md5sum": "6abece87d6db99d9fd6917203e253f91",
+            "filesize": 1421410304,
+            "download_url": "https://software.cisco.com/download/home/286323714/type/282046477/release/Amsterdam-17.3.8a"
+        },
         {
             "filename": "csr1000v-universalk9.17.03.06-serial.qcow2",
             "version": "17.03.06",
             "md5sum": "086ab9bef6e66de847af0da3910c60e8",
             "filesize": 1422000128,
-            "download_url": "https://software.cisco.com/download/home/284364978/type/282046477/release/Gibraltar-16.12.3"
+            "download_url": "https://software.cisco.com/download/home/286323714/type/282046477/release/Amsterdam-17.3.6"
+        },
+		{
+            "filename": "csr1000v-ucmk9.16.12.5-serial.qcow2",
+            "version": "16.12.05",
+            "md5sum": "5c0cc217f0f0648407b34b11a1dd5b8e",
+            "filesize": 844103680,
+            "download_url": "https://software.cisco.com/download/home/286323714/type/286321980/release/16.12.5"
         },
         {
             "filename": "csr1000v-universalk9.16.12.03-serial.qcow2",
@@ -166,13 +180,25 @@
         }
     ],
     "versions": [
+		{
+            "name": "17.03.08a",
+            "images": {
+                "hda_disk_image": "csr1000v-universalk9.17.03.08a-serial.qcow2"
+            }
+        },
         {
             "name": "17.03.06",
             "images": {
                 "hda_disk_image": "csr1000v-universalk9.17.03.06-serial.qcow2"
             }
         },
-        {
+		{
+            "name": "16.12.05",
+            "images": {
+                "hda_disk_image": "csr1000v-ucmk9.16.12.5-serial.qcow2"
+            }
+        },
+		{
             "name": "16.12.3",
             "images": {
                 "hda_disk_image": "csr1000v-universalk9.16.12.03-serial.qcow2"
diff --git a/gns3server/appliances/cisco-vWLC.gns3a b/gns3server/appliances/cisco-vWLC.gns3a
index a17374d7..5dfe1df3 100644
--- a/gns3server/appliances/cisco-vWLC.gns3a
+++ b/gns3server/appliances/cisco-vWLC.gns3a
@@ -28,7 +28,21 @@
         "options": ""
     },
     "images": [
-        {
+		{
+            "filename": "MFG_CTVM_8_10_196_0.iso",
+            "version": "8.10.196.0",
+            "md5sum": "6093aca44dcf45c999f83e62dc9aeea2",
+            "filesize": 650809344,
+            "download_url": "https://software.cisco.com/download/release.html?mdfid=284464214&flowid=&softwareid=280926587&release=8.10.196.0"
+        },
+		{
+            "filename": "MFG_CTVM_8_5_182_0.iso",
+            "version": "8.5.182.0",
+            "md5sum": "1cf3c57c2b123e739ab4662ea0abbc34",
+            "filesize": 388579328,
+            "download_url": "https://software.cisco.com/download/home/284464214/type/280926587/release/8.5.182.0"
+        },
+		{
             "filename": "MFG_CTVM_8_3_102_0.iso",
             "version": "8.3.102.0",
             "md5sum": "7f6b7968b5bed04b5ecc119b6ba4e41c",
@@ -73,6 +87,20 @@
         }
     ],
     "versions": [
+	{
+            "name": "8.10.196.0",
+            "images": {
+                "hda_disk_image": "empty8G.qcow2",
+                "cdrom_image": "MFG_CTVM_8_10_196_0.iso"
+            }
+        },
+		{
+            "name": "8.5.182.0",
+            "images": {
+                "hda_disk_image": "empty8G.qcow2",
+                "cdrom_image": "MFG_CTVM_8_5_182_0.iso"
+            }
+        },
         {
             "name": "8.3.102.0",
             "images": {
diff --git a/gns3server/appliances/viptela-edge-genericx86-64.gns3a b/gns3server/appliances/viptela-edge-genericx86-64.gns3a
index f729590d..4b802954 100644
--- a/gns3server/appliances/viptela-edge-genericx86-64.gns3a
+++ b/gns3server/appliances/viptela-edge-genericx86-64.gns3a
@@ -10,8 +10,8 @@
     "product_url": "http://www.cisco.com/",
     "registry_version": 4,
     "status": "experimental",
-    "maintainer": "Laurent LEVIER",
-    "maintainer_email": "laurent.levier@orange.com",
+    "maintainer": "Christopher Uhrig",
+    "maintainer_email": "christopher.uhrig@telekom.de",
     "usage": "Initial username is admin, password is admin as well.",
     "first_port_name": "Management0/0",
     "port_name_format": "Ge0/{0}",
@@ -39,6 +39,20 @@
             "md5sum": "4aa487101d4cdc390f53a6e8b6f45ca7",
             "filesize": 328400896,
             "download_url": "http://www.cisco.com/"
+        },
+		{
+            "filename": "viptela-edge-20.9.5.1-genericx86-64.qcow2",
+            "version": "20.9.5.1",
+            "md5sum": "41d9e981908fd83695de78d6ca5794bd",
+            "filesize": 409468928,
+            "download_url": "https://software.cisco.com/download/home/286320995/type/286321047/release/20.9.5.1"
+        },
+	{
+            "filename": "viptela-edge-20.12.4-genericx86-64.qcow2",
+            "version": "20.12.4",
+            "md5sum": "9f1aedada5e632c7bc29a51c004f4486",
+            "filesize": 411762688,
+            "download_url": "https://software.cisco.com/download/home/286320995/type/286321047/release/20.12.4"
         }
     ],
     "versions": [
@@ -53,6 +67,18 @@
             "images": {
                 "hda_disk_image": "viptela-edge-genericx86-64.qcow2"
             }
+        },
+		{
+            "name": "20.9.5.1",
+            "images": {
+                "hda_disk_image": "viptela-edge-20.9.5.1-genericx86-64.qcow2"
+            }
+        },
+  	{
+            "name": "20.12.4",
+            "images": {
+                "hda_disk_image": "viptela-edge-20.12.4-genericx86-64.qcow2"
+            }
         }
     ]
 }
diff --git a/gns3server/appliances/viptela-smart-genericx86-64.gns3a b/gns3server/appliances/viptela-smart-genericx86-64.gns3a
index c877743e..bd960219 100644
--- a/gns3server/appliances/viptela-smart-genericx86-64.gns3a
+++ b/gns3server/appliances/viptela-smart-genericx86-64.gns3a
@@ -24,6 +24,20 @@
         "options": "-smp 2,maxcpus=2 -cpu host"
     },
     "images": [
+		{
+            "filename": "viptela-smart-20.12.4-genericx86-64.qcow2",
+            "version": "20.12.4",
+            "md5sum": "0e7b6468498a89195ab815260bc4cfb6",
+            "filesize": 411762688,
+            "download_url": "https://software.cisco.com/download/home/286320995/type/286321043/release/20.12.4"
+        },
+		{
+            "filename": "viptela-smart-20.9.5.1-genericx86-64.qcow2",
+            "version": "20.9.5.1",
+            "md5sum": "08e105778bb68f8f24f323dfd263a91a",
+            "filesize": 409468928,
+            "download_url": "https://software.cisco.com/download/home/286320995/type/286321043/release/20.9.5.1"
+        },
         {
             "filename": "viptela-smart-19.2.0-genericx86-64.qcow2",
             "version": "19.2.0",
@@ -31,7 +45,7 @@
             "filesize": 328400896,
             "download_url": "http://www.cisco.com/"
         },
-        {
+ 	    {
             "filename": "viptela-smart-genericx86-64-disk1.vmdk",
             "version": "18.3.7",
             "md5sum": "ab9b06c212319336810a4b336ec3dd96",
@@ -51,6 +65,18 @@
             "images": {
                 "hda_disk_image": "viptela-smart-19.2.0-genericx86-64.qcow2"
             }
+        },
+		{
+            "name": "20.9.5.1",
+            "images": {
+                "hda_disk_image": "viptela-smart-20.9.5.1-genericx86-64.qcow2"
+            }
+        },
+		{
+            "name": "20.12.4",
+            "images": {
+                "hda_disk_image": "viptela-smart-20.12.4-genericx86-64.qcow2"
+            }
         }
     ]
 }
diff --git a/gns3server/appliances/viptela-vmanage-genericx86-64.gns3a b/gns3server/appliances/viptela-vmanage-genericx86-64.gns3a
index 8c547ec4..30634abc 100644
--- a/gns3server/appliances/viptela-vmanage-genericx86-64.gns3a
+++ b/gns3server/appliances/viptela-vmanage-genericx86-64.gns3a
@@ -10,8 +10,8 @@
     "product_url": "http://www.cisco.com/",
     "registry_version": 4,
     "status": "experimental",
-    "maintainer": "Laurent LEVIER",
-    "maintainer_email": "laurent.levier@orange.com",
+    "maintainer": "Christopher Uhrig",
+    "maintainer_email": "christopher.uhrig@telekom.de",
     "usage": "Initial username is admin, password is admin as well.",
     "qemu": {
         "adapter_type": "vmxnet3",
@@ -25,14 +25,28 @@
         "options": "-cpu host -smp 2,maxcpus=2"
     },
     "images": [
-        {
+		{
+            "filename": "viptela-vmanage-20.12.4-genericx86-64.qcow2",
+            "version": "20.12.4",
+            "md5sum": "4e0d4c379623c495a0bb671a76a12f9f",
+            "filesize": 4951375872,
+            "download_url": "https://software.cisco.com/download/home/286320995/type/286321039/release/20.12.4"
+        },
+		{
+            "filename": "viptela-vmanage-20.9.5.2-genericx86-64.qcow2",
+            "version": "20.9.5.2",
+            "md5sum": "a8a4ebee0274541200f4fe94a739d454",
+            "filesize": 3133865984,
+            "download_url": "https://software.cisco.com/download/home/286320995/type/286321039/release/20.9.5.2"
+        },
+		{
             "filename": "viptela-vmanage-19.2.0-genericx86-64.qcow2",
             "version": "19.2.0",
             "md5sum": "27ef126f178c6c929a36ad2cf6ed8db7",
             "filesize": 1185349632,
             "download_url": "http://www.cisco.com/"
         },
-        {
+		{
             "filename": "viptela-vmanage-genericx86-64-disk1.vmdk",
             "version": "18.3.7",
             "md5sum": "2290c6467c907d9ca9c65793fe898716",
@@ -55,6 +69,20 @@
                 "hda_disk_image": "viptela-vmanage-19.2.0-genericx86-64.qcow2",
                 "hdb_disk_image": "empty30G.qcow2"
             }
+        },
+		{
+            "name": "20.12.4",
+            "images": {
+                "hda_disk_image": "viptela-vmanage-20.12.4-genericx86-64.qcow2",
+                "hdb_disk_image": "empty30G.qcow2"
+            }
+        },
+		{
+            "name": "20.9.5.2",
+            "images": {
+                "hda_disk_image": "viptela-vmanage-20.9.5.2-genericx86-64.qcow2",
+                "hdb_disk_image": "empty30G.qcow2"
+            }
         },
         {
             "name": "18.3.7",