diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index e7f0bd962d9f..4a9f5640da43 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -10876,6 +10876,12 @@
     githubId = 13622947;
     keys = [ { fingerprint = "1412 816B A9FA F62F D051 1975 D3E1 B013 B463 1293"; } ];
   };
+  isotoxal = {
+    name = "Abhinav Kuruvila Joseph";
+    email = "abhinavkuruvila@proton.me";
+    github = "IsotoxalDev";
+    githubId = 62714538;
+  };
   istoph = {
     email = "chr@istoph.de";
     name = "Christoph Hüffelmann";
diff --git a/pkgs/by-name/tr/trelby/package.nix b/pkgs/by-name/tr/trelby/package.nix
new file mode 100644
index 000000000000..a8838200acab
--- /dev/null
+++ b/pkgs/by-name/tr/trelby/package.nix
@@ -0,0 +1,52 @@
+{
+  lib,
+  python3Packages,
+  fetchFromGitHub,
+  wrapGAppsHook3,
+  gtk3,
+  glib,
+  gsettings-desktop-schemas,
+}:
+
+python3Packages.buildPythonApplication rec {
+  pname = "trelby";
+  version = "2.4.15";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "trelby";
+    repo = "trelby";
+    tag = version;
+    hash = "sha256-CTasd+YlRHjYUVepZf2RDOuw1p0OdQfJENZamSmXXFw=";
+  };
+
+  build-system = [
+    python3Packages.setuptools
+  ];
+
+  nativeBuildInputs = [
+    wrapGAppsHook3
+  ];
+
+  buildInputs = [
+    glib
+    gsettings-desktop-schemas
+    gtk3
+  ];
+
+  dependencies = with python3Packages; [
+    lxml
+    reportlab
+    wxpython
+  ];
+
+  meta = {
+    description = "Free, multiplatform, feature-rich screenwriting program";
+    homepage = "www.trelby.org";
+    downloadPage = "https://github.com/trelby/trelby";
+    mainProgram = "trelby";
+    license = lib.licenses.gpl2Only;
+    platforms = lib.platforms.linux;
+    maintainers = with lib.maintainers; [ isotoxal ];
+  };
+}