diff --git a/pkgs/tools/misc/semiphemeral/default.nix b/pkgs/tools/misc/semiphemeral/default.nix
new file mode 100644
index 000000000000..67f0f62e877f
--- /dev/null
+++ b/pkgs/tools/misc/semiphemeral/default.nix
@@ -0,0 +1,26 @@
+{ lib
+, python3
+}:
+
+python3.pkgs.buildPythonApplication rec {
+  pname = "semiphemeral";
+  version = "0.6";
+
+  src = python3.pkgs.fetchPypi {
+    inherit pname version;
+    sha256 = "c90d73b14c826f262b1339d1f5926c5abc6431181090ea87177af821c0866fb7";
+  };
+
+  doCheck = false; # upstream has no tests
+
+  pythonImportsCheck = [ "semiphemeral" ];
+
+  propagatedBuildInputs = with python3.pkgs; [ click sqlalchemy flask tweepy colorama ];
+
+  meta = with lib; {
+    description = "Automatically delete your old tweets, except for the ones you want to keep";
+    homepage = "https://github.com/micahflee/semiphemeral";
+    license = licenses.mit;
+    maintainers = with maintainers; [ amanjeev ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 5b7420896f8e..a3414accf304 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -25795,6 +25795,8 @@ in
 
   secretscanner = callPackage ../tools/security/secretscanner { };
 
+  semiphemeral = callPackage ../tools/misc/semiphemeral { };
+
   sent = callPackage ../applications/misc/sent { };
 
   seq24 = callPackage ../applications/audio/seq24 { };