diff --git a/pkgs/development/python-modules/aiohomematic/default.nix b/pkgs/development/python-modules/aiohomematic/default.nix
index 8c9ab2ae39bf..28382e92fb67 100644
--- a/pkgs/development/python-modules/aiohomematic/default.nix
+++ b/pkgs/development/python-modules/aiohomematic/default.nix
@@ -18,7 +18,7 @@
 
 buildPythonPackage rec {
   pname = "aiohomematic";
-  version = "2026.3.23";
+  version = "2026.4.0";
   pyproject = true;
 
   disabled = pythonOlder "3.14";
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     owner = "SukramJ";
     repo = "aiohomematic";
     tag = version;
-    hash = "sha256-zbXz/pg5CB8YLs6oF3Nv8gVimc/jQu3pHRpD/y3Wp5Q=";
+    hash = "sha256-rujAMHFYzTccrXZF2//5k2iGL90fEdigL3Ni40Ogmxo=";
   };
 
   build-system = [ setuptools ];
diff --git a/pkgs/development/python-modules/holidays/default.nix b/pkgs/development/python-modules/holidays/default.nix
index 647859ca8621..9a62135a5f16 100644
--- a/pkgs/development/python-modules/holidays/default.nix
+++ b/pkgs/development/python-modules/holidays/default.nix
@@ -13,16 +13,16 @@
   setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "holidays";
-  version = "0.85";
+  version = "0.93";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "vacanza";
     repo = "python-holidays";
-    tag = "v${version}";
-    hash = "sha256-ExleK66foB2Q/KK7zcPJ16q4ucz3gOkntB2SQETfHqk=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-6WgwDkgd6Wn67gNcOw/H2fg55OHcOP7h+76HrML6p80=";
   };
 
   build-system = [
@@ -36,6 +36,9 @@ buildPythonPackage rec {
 
   postPatch = ''
     patchShebangs scripts/l10n/*.py
+
+    substituteInPlace holidays/version.py \
+      --replace-fail 'version("holidays")' '"${finalAttrs.version}"'
   '';
 
   preBuild = ''
@@ -59,11 +62,11 @@ buildPythonPackage rec {
   meta = {
     description = "Generate and work with holidays in Python";
     homepage = "https://github.com/vacanza/python-holidays";
-    changelog = "https://github.com/vacanza/holidays/blob/${src.tag}/CHANGES.md";
+    changelog = "https://github.com/vacanza/holidays/blob/${finalAttrs.src.tag}/CHANGES.md";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [
       fab
       jluttine
     ];
   };
-}
+})
diff --git a/pkgs/development/python-modules/pysmartthings/default.nix b/pkgs/development/python-modules/pysmartthings/default.nix
index 3a9218e042c7..de4d913d8891 100644
--- a/pkgs/development/python-modules/pysmartthings/default.nix
+++ b/pkgs/development/python-modules/pysmartthings/default.nix
@@ -18,7 +18,7 @@
 
 buildPythonPackage rec {
   pname = "pysmartthings";
-  version = "3.7.2";
+  version = "3.7.3";
   pyproject = true;
 
   disabled = pythonOlder "3.12";
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     owner = "andrewsayre";
     repo = "pysmartthings";
     tag = "v${version}";
-    hash = "sha256-zz5UUvegBUXqqJeV7S3OF0eoGISC5hd8hfevY9UQ0nM=";
+    hash = "sha256-Z3E+7z/4P08OI/pgMe0g5vnzfNLLTd712jFdUqgBFXc=";
   };
 
   build-system = [ poetry-core ];
diff --git a/pkgs/development/python-modules/pysmhi/default.nix b/pkgs/development/python-modules/pysmhi/default.nix
index 9427b8ca00a8..2a7cc8700758 100644
--- a/pkgs/development/python-modules/pysmhi/default.nix
+++ b/pkgs/development/python-modules/pysmhi/default.nix
@@ -13,14 +13,14 @@
 
 buildPythonPackage rec {
   pname = "pysmhi";
-  version = "1.1.0";
+  version = "2.0.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "gjohansson-ST";
     repo = "pysmhi";
     tag = "v${version}";
-    hash = "sha256-n2eDQ9fbELGvO/SYqdrwT+lZNIZs5GgihmrimvI3a1w=";
+    hash = "sha256-9t/mhmQfNwuX2QVS1OOeKZOARXK9otjGtwJEfVeizPU=";
   };
 
   build-system = [ poetry-core ];
diff --git a/pkgs/development/python-modules/soco/default.nix b/pkgs/development/python-modules/soco/default.nix
index 7733c5ef9efb..19e1a705fc1c 100644
--- a/pkgs/development/python-modules/soco/default.nix
+++ b/pkgs/development/python-modules/soco/default.nix
@@ -16,14 +16,14 @@
 
 buildPythonPackage rec {
   pname = "soco";
-  version = "0.30.14";
+  version = "0.30.15";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "SoCo";
     repo = "SoCo";
     tag = "v${version}";
-    hash = "sha256-b9VOYOu2rkLOSEwKxXko08sFPRiUspm5iTLZu0j92rc=";
+    hash = "sha256-wnfqxFKDSO7gcIc5UGJs/v3VxttlQPrRWYeZc5IlriU=";
   };
 
   build-system = [ setuptools ];
diff --git a/pkgs/development/python-modules/zinvolt/default.nix b/pkgs/development/python-modules/zinvolt/default.nix
index 07163b51a3ee..ff9c7aaee82b 100644
--- a/pkgs/development/python-modules/zinvolt/default.nix
+++ b/pkgs/development/python-modules/zinvolt/default.nix
@@ -16,14 +16,14 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "zinvolt";
-  version = "0.3.0";
+  version = "0.4.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "joostlek";
     repo = "python-zinvolt";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-4p+2zzBDuS6N6b+FhE6mWRFBzCzzkxApVlQai7sG/HM=";
+    hash = "sha256-b6NWEk2sn0LpCd2qTpcU4pVH01FzMNHM6ybQU24mN1c=";
   };
 
   build-system = [ poetry-core ];
diff --git a/pkgs/servers/home-assistant/component-packages.nix b/pkgs/servers/home-assistant/component-packages.nix
index 313017e0e2d3..cd3a3632099c 100644
--- a/pkgs/servers/home-assistant/component-packages.nix
+++ b/pkgs/servers/home-assistant/component-packages.nix
@@ -2,7 +2,7 @@
 # Do not edit!
 
 {
-  version = "2026.4.0";
+  version = "2026.4.1";
   components = {
     "3_day_blinds" =
       ps: with ps; [
diff --git a/pkgs/servers/home-assistant/custom-components/battery_notes/package.nix b/pkgs/servers/home-assistant/custom-components/battery_notes/package.nix
index 8a6333941933..7ccfaa9453c6 100644
--- a/pkgs/servers/home-assistant/custom-components/battery_notes/package.nix
+++ b/pkgs/servers/home-assistant/custom-components/battery_notes/package.nix
@@ -7,13 +7,13 @@
 buildHomeAssistantComponent rec {
   owner = "andrew-codechimp";
   domain = "battery_notes";
-  version = "3.3.4";
+  version = "3.4.0";
 
   src = fetchFromGitHub {
     inherit owner;
     repo = "HA-Battery-Notes";
     tag = version;
-    hash = "sha256-H++0Q7X4mQ8d+goTMuvfQiLExax0+0AhotJALTYVz1s=";
+    hash = "sha256-0OGAwpYLXDOWqCxxmA7ggdAAT7LUfiaX1qlvYXZD/OM=";
   };
 
   # has no tests
diff --git a/pkgs/servers/home-assistant/custom-components/homematicip_local/package.nix b/pkgs/servers/home-assistant/custom-components/homematicip_local/package.nix
index b306bb3c0c1f..e6461a7305f8 100644
--- a/pkgs/servers/home-assistant/custom-components/homematicip_local/package.nix
+++ b/pkgs/servers/home-assistant/custom-components/homematicip_local/package.nix
@@ -14,13 +14,13 @@
 buildHomeAssistantComponent rec {
   owner = "SukramJ";
   domain = "homematicip_local";
-  version = "2.5.0";
+  version = "2.5.2";
 
   src = fetchFromGitHub {
     owner = "SukramJ";
     repo = "custom_homematic";
     tag = version;
-    hash = "sha256-ncD72aL5+SI2CDnAHvHqbJffnEApomjC2k88VIQH9O8=";
+    hash = "sha256-aGxz46s1LMFZkAS101gfpAerkWPQz4eNjxvc4EMgj5M=";
   };
 
   postPatch = ''
diff --git a/pkgs/servers/home-assistant/custom-components/polaris-mqtt/package.nix b/pkgs/servers/home-assistant/custom-components/polaris-mqtt/package.nix
index b47189dcf7ce..5dcb54c919eb 100644
--- a/pkgs/servers/home-assistant/custom-components/polaris-mqtt/package.nix
+++ b/pkgs/servers/home-assistant/custom-components/polaris-mqtt/package.nix
@@ -7,13 +7,13 @@
 buildHomeAssistantComponent rec {
   owner = "samoswall";
   domain = "polaris";
-  version = "1.1.2";
+  version = "1.1.3";
 
   src = fetchFromGitHub {
     owner = "samoswall";
     repo = "polaris-mqtt";
     tag = "v${version}";
-    hash = "sha256-N8/NTipJEltyHekQaZZjvqfw+noI7pu/YStoidV9ddw=";
+    hash = "sha256-GKwc9EwPygA1ZJx7wcDOdV7FzhOdrNhQuKv3h35NgUU=";
   };
 
   meta = {
diff --git a/pkgs/servers/home-assistant/custom-components/waste_collection_schedule/package.nix b/pkgs/servers/home-assistant/custom-components/waste_collection_schedule/package.nix
index cb65fb41b95e..10af5e277c27 100644
--- a/pkgs/servers/home-assistant/custom-components/waste_collection_schedule/package.nix
+++ b/pkgs/servers/home-assistant/custom-components/waste_collection_schedule/package.nix
@@ -3,36 +3,51 @@
   buildHomeAssistantComponent,
   fetchFromGitHub,
   beautifulsoup4,
-  cloudscraper,
+  curl-cffi,
+  homeassistant,
   icalendar,
   icalevents,
+  jinja2,
   lxml,
+  pdfminer-six,
   pycryptodome,
   pypdf,
+  pytestCheckHook,
+  pyyaml,
+  requests,
 }:
 
 buildHomeAssistantComponent rec {
   owner = "mampfes";
   domain = "waste_collection_schedule";
-  version = "2.12.1";
+  version = "2.14.0";
 
   src = fetchFromGitHub {
     inherit owner;
     repo = "hacs_waste_collection_schedule";
     tag = version;
-    hash = "sha256-mR8UCDQDQBMYCxIA8DKLhD+u9utfMx+woS5L2E7mxXM=";
+    hash = "sha256-L7SHqBCBFmcegCUl88L8DrNXPGbY9CDKqlvLSOWCQ+g=";
   };
 
   dependencies = [
     beautifulsoup4
-    cloudscraper
+    curl-cffi
     icalendar
     icalevents
     lxml
+    pdfminer-six
     pycryptodome
     pypdf
   ];
 
+  nativeCheckInputs = [
+    homeassistant
+    jinja2
+    pytestCheckHook
+    pyyaml
+    requests
+  ];
+
   meta = {
     changelog = "https://github.com/mampfes/hacs_waste_collection_schedule/releases/tag/${version}";
     description = "Home Assistant integration framework for (garbage collection) schedules";
diff --git a/pkgs/servers/home-assistant/default.nix b/pkgs/servers/home-assistant/default.nix
index 2a32fac3f700..e5dd32ef59e6 100644
--- a/pkgs/servers/home-assistant/default.nix
+++ b/pkgs/servers/home-assistant/default.nix
@@ -253,13 +253,13 @@ let
   extraBuildInputs = extraPackages python.pkgs;
 
   # Don't forget to run update-component-packages.py after updating
-  hassVersion = "2026.4.0";
+  hassVersion = "2026.4.1";
 
 in
 python.pkgs.buildPythonApplication rec {
   pname = "homeassistant";
   version =
-    #assert (componentPackages.version == hassVersion);
+    assert (componentPackages.version == hassVersion);
     hassVersion;
   pyproject = true;
 
@@ -274,13 +274,13 @@ python.pkgs.buildPythonApplication rec {
     owner = "home-assistant";
     repo = "core";
     tag = version;
-    hash = "sha256-K/PK2i8yOqLm/GJNz5LZG8DZRKXziPzDPaguIMcKMpY=";
+    hash = "sha256-Cowd0vNtWeh5XTNZQxkLqZtYZjfbdw/6FhuIGs1cNQ4=";
   };
 
   # Secondary source is pypi sdist for translations
   sdist = fetchPypi {
     inherit pname version;
-    hash = "sha256-rSckOYhEYZnmZNCfajGW3b52SMMnXvvSP+O/3jw/GuU=";
+    hash = "sha256-5nEhbXFZp4u8zTw00fd2W3PBafPhynPzpmF6Dj+G7Mo=";
   };
 
   build-system = with python.pkgs; [
diff --git a/pkgs/servers/home-assistant/frontend.nix b/pkgs/servers/home-assistant/frontend.nix
index d3bf1d387f8e..478c7b42d1e8 100644
--- a/pkgs/servers/home-assistant/frontend.nix
+++ b/pkgs/servers/home-assistant/frontend.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
   # the frontend version corresponding to a specific home-assistant version can be found here
   # https://github.com/home-assistant/home-assistant/blob/master/homeassistant/components/frontend/manifest.json
   pname = "home-assistant-frontend";
-  version = "20260325.5";
+  version = "20260325.6";
   format = "wheel";
 
   src = fetchPypi {
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     pname = "home_assistant_frontend";
     dist = "py3";
     python = "py3";
-    hash = "sha256-JRQrocKeC2vYsYBYk6KLbuAZADL/57T7egLHZF/v8UI=";
+    hash = "sha256-YGIJW+MCiTzFlQkUEjtxMvYpYgvJJZXyslin7Zw1jRU=";
   };
 
   # there is nothing to strip in this package
diff --git a/pkgs/servers/home-assistant/pytest-homeassistant-custom-component.nix b/pkgs/servers/home-assistant/pytest-homeassistant-custom-component.nix
index 19d22ca3234a..fd5b5f6ca8d1 100644
--- a/pkgs/servers/home-assistant/pytest-homeassistant-custom-component.nix
+++ b/pkgs/servers/home-assistant/pytest-homeassistant-custom-component.nix
@@ -18,7 +18,7 @@
 
 buildPythonPackage rec {
   pname = "pytest-homeassistant-custom-component";
-  version = "0.13.321";
+  version = "0.13.322";
   pyproject = true;
 
   disabled = pythonOlder "3.13";
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     owner = "MatthewFlamm";
     repo = "pytest-homeassistant-custom-component";
     tag = version;
-    hash = "sha256-slmIxLRbicyzYhnYmefLnPcqq//wRjmJ5xGeJBYxacQ=";
+    hash = "sha256-5SnDNnFdMFIT9f4+vbSk/F34lM2sWxkgk+IyqRqbT0Y=";
   };
 
   build-system = [ setuptools ];
diff --git a/pkgs/servers/home-assistant/stubs.nix b/pkgs/servers/home-assistant/stubs.nix
index 1d55b1308db5..2e2fc3778eb2 100644
--- a/pkgs/servers/home-assistant/stubs.nix
+++ b/pkgs/servers/home-assistant/stubs.nix
@@ -10,7 +10,7 @@
 
 buildPythonPackage rec {
   pname = "homeassistant-stubs";
-  version = "2026.4.0";
+  version = "2026.4.1";
   pyproject = true;
 
   disabled = python.version != home-assistant.python.version;
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "KapJI";
     repo = "homeassistant-stubs";
     tag = version;
-    hash = "sha256-uD9+WkhRwwr5l4pKpg7GosTsLqgGCTQA6u3mN+XBhio=";
+    hash = "sha256-jU1257IfLevROsRXHmx6jmq3ud0WhpsuiXaUm0tLKgc=";
   };
 
   build-system = [