diff --git a/maintainers/team-list.nix b/maintainers/team-list.nix
index dddc736d2bee..44aa03a4b1a1 100644
--- a/maintainers/team-list.nix
+++ b/maintainers/team-list.nix
@@ -58,6 +58,15 @@ with lib.maintainers;
     enableFeatureFreezePing = true;
   };
 
+  apm = {
+    scope = "Team for packages maintained by employees of Akademie für Pflegeberufe und Management GmbH.";
+    shortName = "apm employees";
+    # Edits to this list should only be done by an already existing member.
+    members = [
+      wolfgangwalther
+    ];
+  };
+
   bazel = {
     members = [
       mboes
diff --git a/pkgs/servers/sql/postgresql/ext/default.nix b/pkgs/servers/sql/postgresql/ext/default.nix
index a00dc781d4f6..1c65255d056f 100644
--- a/pkgs/servers/sql/postgresql/ext/default.nix
+++ b/pkgs/servers/sql/postgresql/ext/default.nix
@@ -24,6 +24,8 @@ in {
 
     pg_auto_failover = super.callPackage ./pg_auto_failover.nix { };
 
+    pg_byteamagic = super.callPackage ./pg_byteamagic.nix { };
+
     pg_bigm = super.callPackage ./pg_bigm.nix { };
 
     pg_ed25519 = super.callPackage ./pg_ed25519.nix { };
diff --git a/pkgs/servers/sql/postgresql/ext/pg_byteamagic.nix b/pkgs/servers/sql/postgresql/ext/pg_byteamagic.nix
new file mode 100644
index 000000000000..1fdc86a7e9a2
--- /dev/null
+++ b/pkgs/servers/sql/postgresql/ext/pg_byteamagic.nix
@@ -0,0 +1,43 @@
+{
+  buildPostgresqlExtension,
+  fetchFromGitHub,
+  file,
+  lib,
+  postgresql,
+  postgresqlTestExtension,
+}:
+
+buildPostgresqlExtension (finalAttrs: {
+  pname = "pg_byteamagic";
+  version = "0.2.4";
+
+  src = fetchFromGitHub {
+    owner = "nmandery";
+    repo = "pg_byteamagic";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-0RRElMMVUm3cXLI7G3SkIVr8yA/Rk3gBsgXG+EFU3CI=";
+  };
+
+  buildInputs = [
+    file
+  ];
+
+  passthru.tests = {
+    extension = postgresqlTestExtension {
+      inherit (finalAttrs) finalPackage;
+      sql = ''
+        CREATE EXTENSION byteamagic;
+        SELECT byteamagic_mime('test');
+      '';
+    };
+  };
+
+  meta = {
+    description = "PostgreSQL extension to determinate the filetypes of bytea BLOBs";
+    homepage = "https://github.com/nmandery/pg_byteamagic";
+    changelog = "https://raw.githubusercontent.com/nmandery/pg_byteamagic/refs/tags/v${finalAttrs.version}/Changes";
+    license = lib.licenses.bsd2WithViews;
+    maintainers = lib.teams.apm.members;
+    platforms = postgresql.meta.platforms;
+  };
+})