diff --git a/pkgs/development/python-modules/async-modbus/default.nix b/pkgs/development/python-modules/async-modbus/default.nix
new file mode 100644
index 000000000000..84423c6afbbc
--- /dev/null
+++ b/pkgs/development/python-modules/async-modbus/default.nix
@@ -0,0 +1,57 @@
+{ lib
+, buildPythonPackage
+, connio
+, fetchFromGitHub
+, pytest-asyncio
+, pytestCheckHook
+, pythonOlder
+, setuptools
+, umodbus
+}:
+
+buildPythonPackage rec {
+  pname = "async-modbus";
+  version = "0.2.0";
+  format = "pyproject";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "tiagocoutinho";
+    repo = "async_modbus";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-TB+ndUvLZ9G3XXEBpLb4ULHlYZC2CoqGnL2BjMQrhRg=";
+  };
+
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace '"--cov=async_modbus",' "" \
+      --replace '"--cov-report=html", "--cov-report=term",' "" \
+      --replace '"--durations=2", "--verbose"' ""
+  '';
+
+  nativeBuildInputs = [
+    setuptools
+  ];
+
+  propagatedBuildInputs = [
+    connio
+    umodbus
+  ];
+
+  checkInputs = [
+    pytest-asyncio
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "async_modbus"
+  ];
+
+  meta = with lib; {
+    description = "Library for Modbus communication";
+    homepage = "https://github.com/tiagocoutinho/async_modbus";
+    license = with licenses; [ gpl3Plus ];
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/development/python-modules/connio/default.nix b/pkgs/development/python-modules/connio/default.nix
new file mode 100644
index 000000000000..14574ab9da33
--- /dev/null
+++ b/pkgs/development/python-modules/connio/default.nix
@@ -0,0 +1,42 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pytestCheckHook
+, pythonOlder
+, serialio
+, sockio
+}:
+
+buildPythonPackage rec {
+  pname = "connio";
+  version = "0.2.0";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "tiagocoutinho";
+    repo = pname;
+    rev = "refs/tags/v${version}";
+    hash = "sha256-fPM7Ya69t0jpZhKM2MTk6BwjvoW3a8SV3k000LB9Ypo=";
+  };
+
+  propagatedBuildInputs = [
+    serialio
+    sockio
+  ];
+
+  # Module has no tests
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "connio"
+  ];
+
+  meta = with lib; {
+    description = "Library for concurrency agnostic communication";
+    homepage = "https://github.com/tiagocoutinho/connio";
+    license = with licenses; [ gpl3Plus ];
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/development/python-modules/nibe/default.nix b/pkgs/development/python-modules/nibe/default.nix
new file mode 100644
index 000000000000..4a3ce21b82a7
--- /dev/null
+++ b/pkgs/development/python-modules/nibe/default.nix
@@ -0,0 +1,57 @@
+{ lib
+, aiohttp
+, aresponses
+, async-modbus
+, async-timeout
+, buildPythonPackage
+, construct
+, fetchFromGitHub
+, pytest-asyncio
+, pytestCheckHook
+, pythonOlder
+, setuptools
+, tenacity
+}:
+
+buildPythonPackage rec {
+  pname = "nibe";
+  version = "1.2.1";
+  format = "pyproject";
+
+  disabled = pythonOlder "3.9";
+
+  src = fetchFromGitHub {
+    owner = "yozik04";
+    repo = pname;
+    rev = "refs/tags/${version}";
+    hash = "sha256-y1/yZE5Gfj2XPscZ27TNXOM/VGy/iIFkvg2TCNsh4tI=";
+  };
+
+  nativeBuildInputs = [
+    setuptools
+  ];
+
+  propagatedBuildInputs = [
+    async-modbus
+    async-timeout
+    construct
+    tenacity
+  ];
+
+  checkInputs = [
+    aresponses
+    pytest-asyncio
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "nibe"
+  ];
+
+  meta = with lib; {
+    description = "Library for the communication with Nibe heatpumps";
+    homepage = "https://github.com/yozik04/nibe";
+    license = with licenses; [ gpl3Plus ];
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/development/python-modules/serialio/default.nix b/pkgs/development/python-modules/serialio/default.nix
new file mode 100644
index 000000000000..56f82e449a70
--- /dev/null
+++ b/pkgs/development/python-modules/serialio/default.nix
@@ -0,0 +1,43 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pytest-asyncio
+, pytestCheckHook
+, pythonOlder
+, pyserial
+, sockio
+}:
+
+buildPythonPackage rec {
+  pname = "serialio";
+  version = "2.4.0";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "tiagocoutinho";
+    repo = pname;
+    rev = "refs/tags/v${version}";
+    hash = "sha256-9TRGT0wpoRRcHqnH1XzlMBh0IcVzdEcOzN7hkeYnoW4=";
+  };
+
+  propagatedBuildInputs = [
+    pyserial
+    sockio
+  ];
+
+  # Module has no tests
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "serialio"
+  ];
+
+  meta = with lib; {
+    description = "Library for concurrency agnostic serial connunication";
+    homepage = "https://github.com/tiagocoutinho/serialio";
+    license = with licenses; [ gpl3Plus ];
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/development/python-modules/sockio/default.nix b/pkgs/development/python-modules/sockio/default.nix
new file mode 100644
index 000000000000..6476c88c31a6
--- /dev/null
+++ b/pkgs/development/python-modules/sockio/default.nix
@@ -0,0 +1,80 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pytest-asyncio
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "sockio";
+  version = "0.15.0";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "tiagocoutinho";
+    repo = pname;
+    rev = "refs/tags/v${version}";
+    hash = "sha256-NSGd7/k1Yr408dipMNBSPRSwQ+wId7VLxgqMM/UmN/Q=";
+  };
+
+  postPatch = ''
+    substituteInPlace setup.cfg \
+      --replace "--cov-config=.coveragerc --cov sockio" "" \
+      --replace "--cov-report html --cov-report term" "" \
+      --replace "--durations=2 --verbose" ""
+  '';
+
+  checkInputs = [
+    pytest-asyncio
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "sockio"
+  ];
+
+  disabledTests = [
+    # Tests require network access
+    "test_open_timeout"
+    "test_write_readline_error"
+    "test_open_close"
+    "test_callbacks"
+    "test_coroutine_callbacks"
+    "test_error_callback"
+    "test_eof_callback"
+    "test_write_read"
+    "test_write_readline"
+    "test_write_readlines"
+    "test_writelines_readlines"
+    "test_writelines"
+    "test_readline"
+    "test_readuntil"
+    "test_readexactly"
+    "test_readlines"
+    "test_read"
+    "test_readbuffer"
+    "test_parallel_rw"
+    "test_parallel"
+    "test_stream"
+    "test_timeout"
+    "test_line_stream"
+    "test_block_stream"
+    "test_socket_for_url"
+    "test_root_socket_for_url"
+  ];
+
+  disabledTestPaths = [
+    # We don't care about Python 2.x
+    "tests/test_py2.py"
+  ];
+
+  meta = with lib; {
+    description = "Implementation of the Modbus protocol";
+    homepage = "https://tiagocoutinho.github.io/sockio/";
+    license = with licenses; [ gpl3Plus ];
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/development/python-modules/umodbus/default.nix b/pkgs/development/python-modules/umodbus/default.nix
new file mode 100644
index 000000000000..845548dcb790
--- /dev/null
+++ b/pkgs/development/python-modules/umodbus/default.nix
@@ -0,0 +1,42 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pyserial
+, pytestCheckHook
+, pythonOlder
+, setuptools
+}:
+
+buildPythonPackage rec {
+  pname = "umodbus";
+  version = "1.0.4";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "AdvancedClimateSystems";
+    repo = "uModbus";
+    rev = "refs/tags/${version}";
+    hash = "sha256-5IXadb5mjrMwr+L9S1iMN5kba5VGrzYt1p8nBvvLCh4=";
+  };
+
+  propagatedBuildInputs = [
+    pyserial
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "umodbus"
+  ];
+
+  meta = with lib; {
+    description = "Implementation of the Modbus protocol";
+    homepage = "https://github.com/AdvancedClimateSystems/uModbus/";
+    license = with licenses; [ mpl20 ];
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/servers/home-assistant/component-packages.nix b/pkgs/servers/home-assistant/component-packages.nix
index 4ba82df927e0..c2974f0f4e0d 100644
--- a/pkgs/servers/home-assistant/component-packages.nix
+++ b/pkgs/servers/home-assistant/component-packages.nix
@@ -2128,8 +2128,9 @@
     "nfandroidtv" = ps: with ps; [
     ]; # missing inputs: notifications-android-tv
     "nibe_heatpump" = ps: with ps; [
+      nibe
       tenacity
-    ]; # missing inputs: nibe
+    ];
     "nightscout" = ps: with ps; [
       py-nightscout
     ];
@@ -4144,6 +4145,7 @@
     "nexia"
     "nextbus"
     "nextdns"
+    "nibe_heatpump"
     "nightscout"
     "nina"
     "nmap_tracker"
diff --git a/pkgs/servers/home-assistant/default.nix b/pkgs/servers/home-assistant/default.nix
index 6eca3b16bdf6..270e5269306b 100644
--- a/pkgs/servers/home-assistant/default.nix
+++ b/pkgs/servers/home-assistant/default.nix
@@ -62,6 +62,16 @@ let
         };
       });
 
+      nibe = super.nibe.overridePythonAttrs (oldAttrs: rec {
+        version = "0.5.0";
+        src = fetchFromGitHub {
+          owner = "yozik04";
+          repo = "nibe";
+          rev = "refs/tags/${version}";
+          hash = "sha256-DguGWNJfc5DfbcKMX2eMM2U1WyVPcdtv2BmpVloOFSU=";
+        };
+      });
+
       # pytest-aiohttp>0.3.0 breaks home-assistant tests
       pytest-aiohttp = super.pytest-aiohttp.overridePythonAttrs (oldAttrs: rec {
         version = "0.3.0";
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index af0c07084a9f..6b1c53d1e4be 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -666,6 +666,8 @@ self: super: with self; {
 
   async-lru = callPackage ../development/python-modules/async-lru { };
 
+  async-modbus = callPackage ../development/python-modules/async-modbus { };
+
   asyncclick = callPackage ../development/python-modules/asyncclick { };
 
   asynccmd = callPackage ../development/python-modules/asynccmd { };
@@ -1564,6 +1566,8 @@ self: super: with self; {
 
   connection-pool = callPackage ../development/python-modules/connection-pool { };
 
+  connio = callPackage ../development/python-modules/connio { };
+
   coqpit = callPackage ../development/python-modules/coqpit { };
 
   coqui-trainer = callPackage ../development/python-modules/coqui-trainer {};
@@ -6133,6 +6137,8 @@ self: super: with self; {
 
   nibabel = callPackage ../development/python-modules/nibabel { };
 
+  nibe = callPackage ../development/python-modules/nibe { };
+
   nidaqmx = callPackage ../development/python-modules/nidaqmx { };
 
   Nikola = callPackage ../development/python-modules/Nikola { };
@@ -10098,6 +10104,8 @@ self: super: with self; {
     pythonSupport = true;
   }));
 
+  serialio = callPackage ../development/python-modules/serialio { };
+
   serpent = callPackage ../development/python-modules/serpent { };
 
   serpy = callPackage ../development/python-modules/serpy { };
@@ -10362,6 +10370,8 @@ self: super: with self; {
 
   socid-extractor =  callPackage ../development/python-modules/socid-extractor { };
 
+  sockio = callPackage ../development/python-modules/sockio { };
+
   sockjs = callPackage ../development/python-modules/sockjs { };
 
   sockjs-tornado = callPackage ../development/python-modules/sockjs-tornado { };
@@ -11470,6 +11480,8 @@ self: super: with self; {
 
   umap-learn = callPackage ../development/python-modules/umap-learn { };
 
+  umodbus = callPackage ../development/python-modules/umodbus { };
+
   u-msgpack-python = callPackage ../development/python-modules/u-msgpack-python { };
 
   unasync = callPackage ../development/python-modules/unasync { };