diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 4020ed1d6f9a..789b2c06c8e4 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -11158,6 +11158,11 @@
     github = "jdupak";
     githubId = 22683640;
   };
+  jeancaspar = {
+    name = "Jean Caspar";
+    github = "JeanCASPAR";
+    githubId = 55629512;
+  };
   jecaro = {
     email = "jeancharles.quillet@gmail.com";
     github = "jecaro";
diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index a60edd7a31f5..f681d3e44b21 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -4870,6 +4870,8 @@ let
         };
       };
 
+      tecosaur.latex-utilities = callPackage ./tecosaur.latex-utilities { };
+
       tekumara.typos-vscode = callPackage ./tekumara.typos-vscode { };
 
       theangryepicbanana.language-pascal = buildVscodeMarketplaceExtension {
diff --git a/pkgs/applications/editors/vscode/extensions/tecosaur.latex-utilities/default.nix b/pkgs/applications/editors/vscode/extensions/tecosaur.latex-utilities/default.nix
new file mode 100644
index 000000000000..61a582529ba2
--- /dev/null
+++ b/pkgs/applications/editors/vscode/extensions/tecosaur.latex-utilities/default.nix
@@ -0,0 +1,38 @@
+{
+  lib,
+  vscode-utils,
+  jq,
+  moreutils,
+  texlivePackages,
+}:
+
+vscode-utils.buildVscodeMarketplaceExtension (finalAttrs: {
+  mktplcRef = {
+    name = "latex-utilities";
+    publisher = "tecosaur";
+    version = "0.4.14";
+    hash = "sha256-GsbHzFcN56UbcaqFN9s+6u/KjUBn8tmks2ihK0pg3Ds=";
+  };
+
+  nativeBuildInputs = [
+    jq
+    moreutils
+  ];
+
+  buildInputs = [ texlivePackages.texcount ];
+
+  postInstall = ''
+    cd "$out/$installPrefix"
+    echo -n ${finalAttrs.version} > VERSION
+    jq '.contributes.configuration.properties."latex-utilities.countWord.path".default = "${texlivePackages.texcount}/bin/texcount"' package.json | sponge package.json
+  '';
+
+  meta = {
+    description = "Add-on to the Visual Studio Code extension LaTeX Workshop";
+    downloadPage = "https://marketplace.visualstudio.com/items?itemName=tecosaur.latex-utilities";
+    homepage = "https://github.com/tecosaur/LaTeX-Utilities";
+    changelog = "https://marketplace.visualstudio.com/items/tecosaur.latex-utilities/changelog";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ jeancaspar ];
+  };
+})