diff --git a/pkgs/development/python-modules/cltk/default.nix b/pkgs/development/python-modules/cltk/default.nix
new file mode 100644
index 000000000000..c1f88ddfa326
--- /dev/null
+++ b/pkgs/development/python-modules/cltk/default.nix
@@ -0,0 +1,65 @@
+{
+  buildPythonPackage,
+  lib,
+  fetchPypi,
+  gitpython,
+  gensim,
+  tqdm,
+  torch,
+  stringcase,
+  stanza,
+  spacy,
+  scipy,
+  scikit-learn,
+  requests,
+  rapidfuzz,
+  pyyaml,
+  nltk,
+  boltons,
+  poetry-core,
+  greek-accentuation,
+}:
+buildPythonPackage rec {
+  pname = "cltk";
+  format = "pyproject";
+  version = "1.3.0";
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-jAxvToUIo333HSVQDYVyUBY3YP+m1RnlNGelcvktp6s=";
+  };
+
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace-fail "poetry>=1.1.13" poetry-core \
+      --replace-fail "poetry.masonry.api" "poetry.core.masonry.api" \
+      --replace-fail 'scipy = "<1.13.0"' 'scipy = "^1"' \
+      --replace-fail 'boltons = "^21.0.0"' 'boltons = "^24.0.0"'
+  '';
+
+  propagatedBuildInputs = [
+    gitpython
+    gensim
+    boltons
+    greek-accentuation
+    pyyaml
+    nltk
+    rapidfuzz
+    requests
+    scikit-learn
+    scipy
+    spacy
+    stanza
+    stringcase
+    torch
+    tqdm
+  ];
+
+  nativeBuildInputs = [ poetry-core ];
+
+  meta = with lib; {
+    description = "Natural language processing (NLP) framework for pre-modern languages";
+    homepage = "https://cltk.org";
+    license = licenses.mit;
+    maintainers = with maintainers; [ kmein ];
+  };
+}
diff --git a/pkgs/development/python-modules/greek-accentuation/default.nix b/pkgs/development/python-modules/greek-accentuation/default.nix
new file mode 100644
index 000000000000..a40448f569a9
--- /dev/null
+++ b/pkgs/development/python-modules/greek-accentuation/default.nix
@@ -0,0 +1,19 @@
+{
+  buildPythonPackage,
+  lib,
+  fetchPypi,
+}:
+buildPythonPackage rec {
+  pname = "greek-accentuation";
+  version = "1.2.0";
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-l2HZXdqlLubvy2bWhhZVYGMpF0DXVKTDFehkcGF5xdk=";
+  };
+  meta = with lib; {
+    description = "Python 3 library for accenting (and analyzing the accentuation of) Ancient Greek words";
+    homepage = "https://github.com/jtauber/greek-accentuation";
+    license = licenses.mit;
+    maintainers = with maintainers; [ kmein ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index a6db98bd998e..a9b10469c275 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2386,6 +2386,8 @@ self: super: with self; {
 
   cloup = callPackage ../development/python-modules/cloup { };
 
+  cltk = callPackage ../development/python-modules/cltk { };
+
   clustershell = callPackage ../development/python-modules/clustershell { };
 
   cma = callPackage ../development/python-modules/cma { };
@@ -5389,6 +5391,8 @@ self: super: with self; {
 
   greeclimate = callPackage ../development/python-modules/greeclimate { };
 
+  greek-accentuation = callPackage ../development/python-modules/greek-accentuation { };
+
   green = callPackage ../development/python-modules/green { };
 
   greeneye-monitor = callPackage ../development/python-modules/greeneye-monitor { };