diff --git a/pkgs/development/python-modules/aioimaplib/default.nix b/pkgs/development/python-modules/aioimaplib/default.nix
new file mode 100644
index 00000000000..d335cbc556c
--- /dev/null
+++ b/pkgs/development/python-modules/aioimaplib/default.nix
@@ -0,0 +1,26 @@
+{ lib, buildPythonPackage, fetchFromGitHub, pythonOlder
+, nose, asynctest, mock, pytz, tzlocal, imaplib2, docutils }:
+
+buildPythonPackage rec {
+  pname = "aioimaplib";
+  version = "0.7.13";
+
+  # PyPI tarball doesn't ship tests
+  src = fetchFromGitHub {
+    owner = "bamthomas";
+    repo = pname;
+    rev = version;
+    sha256 = "19yhk4ixfw46d0bvx6a40r23nvia5a83dzn5rzwaq1wdjr186bbn";
+  };
+
+  disbaled = pythonOlder "3.4";
+
+  checkInputs = [ nose asynctest mock pytz tzlocal imaplib2 docutils ];
+
+  meta = with lib; {
+    description = "Python asyncio IMAP4rev1 client library";
+    homepage = https://github.com/bamthomas/aioimaplib;
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}
diff --git a/pkgs/development/python-modules/asynctest/default.nix b/pkgs/development/python-modules/asynctest/default.nix
new file mode 100644
index 00000000000..2b0348a8758
--- /dev/null
+++ b/pkgs/development/python-modules/asynctest/default.nix
@@ -0,0 +1,33 @@
+{ lib, buildPythonPackage, fetchPypi, fetchFromGitHub, pythonOlder, python }:
+
+buildPythonPackage rec {
+  pname = "asynctest";
+  version = "0.11.1";
+
+  disabled = pythonOlder "3.4";
+
+  # PyPI tarball doesn't ship test/__init__.py
+  src = fetchFromGitHub {
+    owner = "Martiusweb";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "1vvh5vbq2fbz6426figs85z8779r7svb4dp2v3xynhhv05nh2y6v";
+  };
+
+  postPatch = ''
+    # Skip failing test, probably caused by file system access
+    substituteInPlace test/test_selector.py \
+      --replace "test_events_watched_outside_test_are_ignored" "xtest_events_watched_outside_test_are_ignored"
+  '';
+
+  checkPhase = ''
+    ${python.interpreter} -m unittest test
+  '';
+
+  meta = with lib; {
+    description = "Enhance the standard unittest package with features for testing asyncio libraries";
+    homepage = https://github.com/Martiusweb/asynctest;
+    license = licenses.asl20;
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}
diff --git a/pkgs/development/python-modules/imaplib2/default.nix b/pkgs/development/python-modules/imaplib2/default.nix
new file mode 100644
index 00000000000..0ceff353f9a
--- /dev/null
+++ b/pkgs/development/python-modules/imaplib2/default.nix
@@ -0,0 +1,22 @@
+{ lib, buildPythonPackage, fetchPypi }:
+
+buildPythonPackage rec {
+  pname = "imaplib2";
+  version = "2.45.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "a35b6d88258696e80aabecfb784e08730b8558fcaaa3061ff2c7f8637afbd0b3";
+  };
+
+  # No tests on PyPI and no tags on GitHub :(
+  doCheck = false;
+
+  meta = with lib; {
+    description = "A threaded Python IMAP4 client";
+    homepage = https://github.com/bcoe/imaplib2;
+    # See https://github.com/bcoe/imaplib2/issues/25
+    license = licenses.psfl;
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 6ff71bd216c..91fdbdfc10e 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -155,6 +155,8 @@ in {
 
   agate-sql = callPackage ../development/python-modules/agate-sql { };
 
+  aioimaplib = callPackage ../development/python-modules/aioimaplib { };
+
   aioamqp = callPackage ../development/python-modules/aioamqp { };
 
   ansicolor = callPackage ../development/python-modules/ansicolor { };
@@ -623,6 +625,8 @@ in {
     };
   };
 
+  asynctest = callPackage ../development/python-modules/asynctest { };
+
   async-timeout = callPackage ../development/python-modules/async_timeout { };
 
   asn1ate = callPackage ../development/python-modules/asn1ate { };
@@ -5263,6 +5267,8 @@ in {
     };
   };
 
+  imaplib2 = callPackage ../development/python-modules/imaplib2 { };
+
   ipfsapi = buildPythonPackage rec {
     name = "ipfsapi-${version}";
     version = "0.4.2.post1";