diff --git a/plinth/modules/deluge/manifest.py b/plinth/modules/deluge/manifest.py
index cb2d542c6..87e2669b3 100644
--- a/plinth/modules/deluge/manifest.py
+++ b/plinth/modules/deluge/manifest.py
@@ -17,6 +17,8 @@
 
 from django.utils.translation import ugettext_lazy as _
 
+from plinth.templatetags.plinth_extras import Package
+
 clients = [{
     'name':
         _('Deluge'),
@@ -24,10 +26,10 @@ clients = [{
         _('Bittorrent client written in Python/PyGTK '),
     'platforms': [{
         'type': 'web',
-        'relative_path': '/deluge'
+        'url': '/deluge'
     }, {
         'type': 'package',
-        'format': 'deb',
+        'format': Package.DEB.value,
         'name': 'deluge',
     }]
 }]
diff --git a/plinth/modules/ejabberd/manifest.py b/plinth/modules/ejabberd/manifest.py
index 99356751e..7c7d6f066 100644
--- a/plinth/modules/ejabberd/manifest.py
+++ b/plinth/modules/ejabberd/manifest.py
@@ -18,7 +18,8 @@
 from django.utils.translation import ugettext_lazy as _
 
 from plinth.modules.jsxc import manifest as jsxc_manifest
-from plinth.templatetags.plinth_extras import Desktop_OS, Mobile_OS, Store
+from plinth.templatetags.plinth_extras import (Desktop_OS, Mobile_OS, Package,
+                                               Store)
 from plinth.utils import play_store_url
 
 yaxim_package_id = 'org.yaxim.androidclient'
@@ -86,7 +87,7 @@ _clients = [{
         _('Gajim'),
     'platforms': [{
         'type': 'package',
-        'format': 'deb',
+        'format': Package.DEB.value,
         'name': 'gajim'
     }, {
         'type': 'download',
diff --git a/plinth/modules/infinoted/manifest.py b/plinth/modules/infinoted/manifest.py
index 3d2fc11e1..46575399c 100644
--- a/plinth/modules/infinoted/manifest.py
+++ b/plinth/modules/infinoted/manifest.py
@@ -18,7 +18,7 @@
 from django.utils.translation import ugettext_lazy as _
 
 from plinth import cfg
-from plinth.templatetags.plinth_extras import Desktop_OS
+from plinth.templatetags.plinth_extras import Desktop_OS, Package
 from plinth.utils import format_lazy
 
 clients = [{
@@ -34,10 +34,10 @@ clients = [{
     'platforms': [{
         'type': 'download',
         'os': Desktop_OS.WINDOWS.value,
-        'url': 'http://releases.0x539.de/gobby/gobby-stable.exe'
+        'url': 'https://github.com/gobby/gobby/wiki/Download'
     }, {
         'type': 'package',
-        'format': 'deb',
+        'format': Package.DEB.value,
         'name': 'gobby'
     }]
 }]
diff --git a/plinth/modules/jsxc/manifest.py b/plinth/modules/jsxc/manifest.py
index dcfee1c40..6486c977f 100644
--- a/plinth/modules/jsxc/manifest.py
+++ b/plinth/modules/jsxc/manifest.py
@@ -17,12 +17,14 @@
 
 from django.utils.translation import ugettext_lazy as _
 
+from plinth.templatetags.plinth_extras import Package
+
 clients = [{
     'name':
         _('JSXC'),
     'platforms': [{
         'type': 'package',
-        'format': 'deb',
+        'format': Package.DEB.value,
         'name': 'libjs-jsxc'
     }, {
         'type': 'web',
diff --git a/plinth/modules/minetest/manifest.py b/plinth/modules/minetest/manifest.py
index 90332ff7d..4ed019710 100644
--- a/plinth/modules/minetest/manifest.py
+++ b/plinth/modules/minetest/manifest.py
@@ -17,7 +17,8 @@
 
 from django.utils.translation import ugettext_lazy as _
 
-from plinth.templatetags.plinth_extras import Desktop_OS, Mobile_OS, Store
+from plinth.templatetags.plinth_extras import (Desktop_OS, Mobile_OS, Package,
+                                               Store)
 
 clients = [{
     'name':
@@ -40,7 +41,7 @@ clients = [{
         'url': 'https://f-droid.org/packages/net.minetest.minetest/ '
     }, {
         'type': 'package',
-        'format': 'deb',
+        'format': Package.DEB.value,
         'name': 'minetest'
     }]
 }]
diff --git a/plinth/modules/mumble/manifest.py b/plinth/modules/mumble/manifest.py
index c3b950bdb..5bd22f39c 100644
--- a/plinth/modules/mumble/manifest.py
+++ b/plinth/modules/mumble/manifest.py
@@ -17,7 +17,8 @@
 
 from django.utils.translation import ugettext_lazy as _
 
-from plinth.templatetags.plinth_extras import Desktop_OS, Mobile_OS, Store
+from plinth.templatetags.plinth_extras import (Desktop_OS, Mobile_OS, Package,
+                                               Store)
 from plinth.utils import f_droid_url, play_store_url
 
 plumble_package_id = 'com.morlunk.mumbleclient.free'
@@ -35,7 +36,7 @@ clients = [{
         'url': 'https://wiki.mumble.info/wiki/Main_Page'
     }, {
         'type': 'package',
-        'format': 'deb',
+        'format': Package.DEB.value,
         'name': 'mumble'
     }, {
         'type': 'store',
diff --git a/plinth/modules/quassel/manifest.py b/plinth/modules/quassel/manifest.py
index 976e67769..37a2e90ec 100644
--- a/plinth/modules/quassel/manifest.py
+++ b/plinth/modules/quassel/manifest.py
@@ -17,7 +17,8 @@
 
 from django.utils.translation import ugettext_lazy as _
 
-from plinth.templatetags.plinth_extras import Desktop_OS, Mobile_OS, Store
+from plinth.templatetags.plinth_extras import (Desktop_OS, Mobile_OS, Package,
+                                               Store)
 from plinth.utils import play_store_url
 
 quasseldroid_package_id = 'com.iskrembilen.quasseldroid',
@@ -32,7 +33,7 @@ clients = [{
         'url': quassel_download_url,
     }, {
         'type': 'package',
-        'format': 'deb',
+        'format': Package.DEB.value,
         'name': 'quassel-client',
     }]
 }, {
diff --git a/plinth/modules/radicale/manifest.py b/plinth/modules/radicale/manifest.py
index 01029dae1..6f173e4c3 100644
--- a/plinth/modules/radicale/manifest.py
+++ b/plinth/modules/radicale/manifest.py
@@ -17,7 +17,7 @@
 
 from django.utils.translation import ugettext_lazy as _
 
-from plinth.templatetags.plinth_extras import Mobile_OS, Store
+from plinth.templatetags.plinth_extras import Mobile_OS, Package, Store
 from plinth.utils import play_store_url
 
 davdroid_package_id = 'at.bitfire.davdroid'
@@ -41,7 +41,7 @@ clients = [{
         _('GNOME Calendar'),
     'platforms': [{
         'type': 'package',
-        'format': 'deb',
+        'format': Package.DEB.value,
         'name': 'gnome-calendar'
     }]
 }, {
@@ -59,7 +59,7 @@ clients = [{
           'calendars and address books.'),
     'platforms': [{
         'type': 'package',
-        'format': 'deb',
+        'format': Package.DEB.value,
         'name': 'evolution'
     }]
 }]
diff --git a/plinth/modules/repro/manifest.py b/plinth/modules/repro/manifest.py
index 9e3ed6160..6eb5b8760 100644
--- a/plinth/modules/repro/manifest.py
+++ b/plinth/modules/repro/manifest.py
@@ -17,7 +17,8 @@
 
 from django.utils.translation import ugettext_lazy as _
 
-from plinth.templatetags.plinth_extras import Desktop_OS, Mobile_OS, Store
+from plinth.templatetags.plinth_extras import (Desktop_OS, Mobile_OS, Package,
+                                               Store)
 from plinth.utils import play_store_url
 
 jitsi_package_id = 'org.jitsi.meet'
@@ -53,7 +54,7 @@ clients = [{
         'url': jitsi_download_url
     }, {
         'type': 'package',
-        'format': 'deb',
+        'format': Package.DEB.value,
         'name': 'jitsi'
     }, {
         'type': 'download',
diff --git a/plinth/modules/syncthing/manifest.py b/plinth/modules/syncthing/manifest.py
index 230417da0..ccb4d1753 100644
--- a/plinth/modules/syncthing/manifest.py
+++ b/plinth/modules/syncthing/manifest.py
@@ -17,7 +17,8 @@
 
 from django.utils.translation import ugettext_lazy as _
 
-from plinth.templatetags.plinth_extras import Desktop_OS, Mobile_OS, Store
+from plinth.templatetags.plinth_extras import (Desktop_OS, Mobile_OS, Package,
+                                               Store)
 from plinth.utils import f_droid_url, play_store_url
 
 syncthing_package_id = 'com.nutomic.syncthingandroid'
@@ -28,11 +29,11 @@ clients = [{
         _('Syncthing'),
     'platforms': [{
         'type': 'package',
-        'format': 'deb',
+        'format': Package.DEB.value,
         'name': 'syncthing',
     }, {
         'type': 'package',
-        'format': 'homebrew',
+        'format': Package.HOMEBREW.value,
         'name': 'syncthing',
     }, {
         'type': 'download',
diff --git a/plinth/templates/clients.html b/plinth/templates/clients.html
index df3bca305..83be701ee 100644
--- a/plinth/templates/clients.html
+++ b/plinth/templates/clients.html
@@ -170,7 +170,7 @@
                                         {% if platform.type == 'package' and platform.format == 'deb' %}
                                             <li> <strong> Debian: </strong> {{ platform.name }} </li>
                                         {% endif %}
-                                        {% if platform.type == 'package' and platform.format == 'homebrew' %}
+                                        {% if platform.type == 'package' and platform.format == 'brew' %}
                                             <li> <strong> HomeBrew: </strong> {{ platform.name }} </li>
                                         {% endif %}
                                     {% endfor %}
diff --git a/plinth/templatetags/plinth_extras.py b/plinth/templatetags/plinth_extras.py
index b292d0f34..d490a9996 100644
--- a/plinth/templatetags/plinth_extras.py
+++ b/plinth/templatetags/plinth_extras.py
@@ -40,6 +40,12 @@ class Store(Enum):
     GOOGLE_PLAY = 'google-play'
 
 
+class Package(Enum):
+    DEB = 'deb'
+    HOMEBREW = 'brew'
+    RPM = 'rpm'
+
+
 def enum_values(enum):
     return [x.value for x in list(enum)]