diff --git a/pkgs/applications/networking/cluster/acorn/default.nix b/pkgs/applications/networking/cluster/acorn/default.nix
deleted file mode 100644
index f26ebfc4c02f..000000000000
--- a/pkgs/applications/networking/cluster/acorn/default.nix
+++ /dev/null
@@ -1,32 +0,0 @@
-{ lib, buildGoModule, fetchFromGitHub }:
-
-buildGoModule rec {
-  pname = "acorn";
-  version = "0.10.1";
-
-  src = fetchFromGitHub {
-    owner = "acorn-io";
-    repo = pname;
-    rev = "v${version}";
-    hash = "sha256-Zw/OqN4d5iukh9oUXjczMvNKYkcGSUoDEwfti7uzZXQ=";
-  };
-
-  vendorHash = "sha256-d/1Rqh00THUwcMBWloevfKbScaWhVG5r/32Q4zYUaJg=";
-
-  ldflags = [
-    "-s"
-    "-w"
-    "-X github.com/acorn-io/acorn/pkg/version.Tag=v${version}"
-  ];
-
-  # integration tests require network and kubernetes master
-  doCheck = false;
-
-  meta = with lib; {
-    homepage = "https://docs.acorn.io";
-    changelog = "https://github.com/acorn-io/${pname}/releases/tag/v${version}";
-    description = "A simple application deployment framework for Kubernetes";
-    license = licenses.asl20;
-    maintainers = with maintainers; [ urandom ];
-  };
-}
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index ab41a56873f9..ba7d542e6409 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -58,6 +58,7 @@ mapAliases ({
 
   AusweisApp2 = ausweisapp; # Added 2023-11-08
   a4term = a4; # Added 2023-10-06
+  acorn = throw "acorn has been removed as the upstream project was archived"; # Added 2024-04-27
   adtool = throw "'adtool' has been removed, as it was broken and unmaintained";
   advcpmv = throw "'advcpmv' has been removed, as it is not being actively maintained and break recent coreutils."; # Added 2024-03-29
   aether = throw "aether has been removed from nixpkgs; upstream unmaintained, security issues"; # Added 2023-10-03
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 4f87c5df60db..77d7988f96b4 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -29668,8 +29668,6 @@ with pkgs;
       requests requests-toolbelt setuptools sqlalchemy fusepy;
   };
 
-  acorn = callPackage ../applications/networking/cluster/acorn { };
-
   inherit (qt6Packages.callPackage ../applications/office/activitywatch { })
     aw-qt
     aw-server-rust