diff --git a/app/src/main/res/xml/contributors.xml b/app/src/main/res/xml/contributors.xml
index 425151ca7..877370050 100755
--- a/app/src/main/res/xml/contributors.xml
+++ b/app/src/main/res/xml/contributors.xml
@@ -105,6 +105,11 @@
         contribution="Icons"
         image=""
         link="https://instagram.com/dansideris" />
+    <contributor
+        name="Danek309044"
+        contribution="Icons"
+        image="https://avatars.githubusercontent.com/u/90469284"
+        link="https://github.com/danek309044" />
     <contributor
         name="David Josefson"
         contribution="Icons"
diff --git a/contribs/icons.yml b/contribs/icons.yml
index 20b0061f1..efef89c34 100644
--- a/contribs/icons.yml
+++ b/contribs/icons.yml
@@ -65,5 +65,20 @@ plant_it:
 vendroid_enhanced:
   - com.nin0dev.vendroid/com.nin0dev.vendroid.MainActivity
 
+alza:
+  - cz.alza.eshop/cz.alza.base.android.setup.ui.activity.MainActivity
+
+alza_alt_1: {}
+
+dpo:
+  - cz.dpo.app/cz.dpo.app.MainActivity_
+
+odisapka:
+  - cz.kodis.app/cz.kodis.app.MainActivity_
+
+pid:
+  -  cz.dpp.praguepublictransport/cz.dpp.praguepublictransport.activities.GuideActivity
+
 linked_in:
-  - com.linkedin.android/com.linkedin.android.authenticator.LaunchActivityDefault
\ No newline at end of file
+  - com.linkedin.android/com.linkedin.android.authenticator.LaunchActivityDefault
+
diff --git a/contribs/icons/alza.png b/contribs/icons/alza.png
new file mode 100644
index 000000000..15cf70c63
Binary files /dev/null and b/contribs/icons/alza.png differ
diff --git a/contribs/icons/alza.svg b/contribs/icons/alza.svg
new file mode 100644
index 000000000..e8a978c20
--- /dev/null
+++ b/contribs/icons/alza.svg
@@ -0,0 +1,34 @@
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+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="192"
+   height="192"
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+   xmlns:svg="http://www.w3.org/2000/svg"><defs
+     id="defs1"><style
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diff --git a/contribs/icons/alza_alt_1.png b/contribs/icons/alza_alt_1.png
new file mode 100644
index 000000000..6cbf6f132
Binary files /dev/null and b/contribs/icons/alza_alt_1.png differ
diff --git a/contribs/icons/alza_alt_1.svg b/contribs/icons/alza_alt_1.svg
new file mode 100644
index 000000000..118d35bc1
--- /dev/null
+++ b/contribs/icons/alza_alt_1.svg
@@ -0,0 +1,44 @@
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diff --git a/contribs/icons/dpo.png b/contribs/icons/dpo.png
new file mode 100644
index 000000000..6a3eb1685
Binary files /dev/null and b/contribs/icons/dpo.png differ
diff --git a/contribs/icons/dpo.svg b/contribs/icons/dpo.svg
new file mode 100644
index 000000000..31a8e41e9
--- /dev/null
+++ b/contribs/icons/dpo.svg
@@ -0,0 +1,50 @@
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diff --git a/contribs/icons/odisapka.png b/contribs/icons/odisapka.png
new file mode 100644
index 000000000..e052e80d2
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diff --git a/contribs/icons/odisapka.svg b/contribs/icons/odisapka.svg
new file mode 100644
index 000000000..bed458578
--- /dev/null
+++ b/contribs/icons/odisapka.svg
@@ -0,0 +1,33 @@
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diff --git a/contribs/icons/pid.png b/contribs/icons/pid.png
new file mode 100644
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diff --git a/contribs/icons/pid.svg b/contribs/icons/pid.svg
new file mode 100644
index 000000000..b54a8fb22
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+++ b/contribs/icons/pid.svg
@@ -0,0 +1,33 @@
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