diff --git a/nixos/modules/programs/neovim.nix b/nixos/modules/programs/neovim.nix
index 3f0e9fc173bd..1b53b9b5d919 100644
--- a/nixos/modules/programs/neovim.nix
+++ b/nixos/modules/programs/neovim.nix
@@ -138,7 +138,8 @@ in
             };
 
             source = mkOption {
-              type = types.path;
+              default = null;
+              type = types.nullOr types.path;
               description = lib.mdDoc "Path of the source file.";
             };
 
@@ -160,9 +161,11 @@ in
     environment.etc = listToAttrs (attrValues (mapAttrs
       (name: value: {
         name = "xdg/nvim/${name}";
-        value = value // {
-          target = "xdg/nvim/${value.target}";
-        };
+        value = removeAttrs
+          (value // {
+            target = "xdg/nvim/${value.target}";
+          })
+          (optionals (isNull value.source) [ "source" ]);
       })
       cfg.runtime));
 
diff --git a/pkgs/applications/editors/vim/plugins/generated.nix b/pkgs/applications/editors/vim/plugins/generated.nix
index c6e029fa54be..bb560d036bab 100644
--- a/pkgs/applications/editors/vim/plugins/generated.nix
+++ b/pkgs/applications/editors/vim/plugins/generated.nix
@@ -5121,6 +5121,18 @@ final: prev:
     meta.homepage = "https://github.com/chikamichi/mediawiki.vim/";
   };
 
+  melange-nvim = buildVimPluginFrom2Nix {
+    pname = "melange-nvim";
+    version = "2023-04-06";
+    src = fetchFromGitHub {
+      owner = "savq";
+      repo = "melange-nvim";
+      rev = "f15922543dd70b360335effb61411c05c710b99c";
+      sha256 = "19swmv0xzlxp7bcmgdm2qfam28wi9igqvfn5q7wq8qshb2wqzph1";
+    };
+    meta.homepage = "https://github.com/savq/melange-nvim/";
+  };
+
   mini-nvim = buildVimPluginFrom2Nix {
     pname = "mini.nvim";
     version = "2023-05-07";
diff --git a/pkgs/applications/editors/vim/plugins/vim-plugin-names b/pkgs/applications/editors/vim/plugins/vim-plugin-names
index c43d419e8207..60dd01d9244d 100644
--- a/pkgs/applications/editors/vim/plugins/vim-plugin-names
+++ b/pkgs/applications/editors/vim/plugins/vim-plugin-names
@@ -430,6 +430,7 @@ https://github.com/marko-cerovac/material.nvim/,,
 https://github.com/kaicataldo/material.vim/,HEAD,
 https://github.com/vim-scripts/mayansmoke/,,
 https://github.com/chikamichi/mediawiki.vim/,HEAD,
+https://github.com/savq/melange-nvim/,,
 https://github.com/echasnovski/mini.nvim/,,
 https://github.com/wfxr/minimap.vim/,,
 https://github.com/jose-elias-alvarez/minsnip.nvim/,,
diff --git a/pkgs/applications/networking/browsers/opera/default.nix b/pkgs/applications/networking/browsers/opera/default.nix
index 095790eae806..aff843adb77c 100644
--- a/pkgs/applications/networking/browsers/opera/default.nix
+++ b/pkgs/applications/networking/browsers/opera/default.nix
@@ -51,11 +51,11 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "opera";
-  version = "98.0.4759.15";
+  version = "98.0.4759.39";
 
   src = fetchurl {
     url = "${mirror}/${version}/linux/${pname}-stable_${version}_amd64.deb";
-    hash = "sha256-nv6/RXsF8rvYoCfsUC1xR79ssroAkfBqzADi02AfYH8=";
+    hash = "sha256-3HVgEOscds+VBn9ajmkRnPdqNi9lLItJrb3uRH6L96Q=";
   };
 
   unpackPhase = "dpkg-deb -x $src .";
diff --git a/pkgs/applications/office/wpsoffice/default.nix b/pkgs/applications/office/wpsoffice/default.nix
index 0e0a622de4a9..53cd8d05ea69 100644
--- a/pkgs/applications/office/wpsoffice/default.nix
+++ b/pkgs/applications/office/wpsoffice/default.nix
@@ -13,6 +13,7 @@
 , cups
 , udev
 , xorg
+, pango
 , makeWrapper
 , useChineseVersion ? false
 }:
@@ -56,8 +57,9 @@ stdenv.mkDerivation rec {
     udev
   ];
 
-  runtimeDependencies = [
-    cups.lib
+  runtimeDependencies = map lib.getLib [
+    cups
+    pango
   ];
 
   installPhase = ''
diff --git a/pkgs/development/libraries/getdns/default.nix b/pkgs/development/libraries/getdns/default.nix
index 777e4ba4eff9..509a9bbbba54 100644
--- a/pkgs/development/libraries/getdns/default.nix
+++ b/pkgs/development/libraries/getdns/default.nix
@@ -64,7 +64,7 @@ in rec {
     outputs = [ "out" "man" "stubbyExampleJson" ];
 
     inherit (getdns) src;
-    sourceRoot = "${getdns.name}/stubby";
+    sourceRoot = "${getdns.pname}-${getdns.version}/stubby";
 
     nativeBuildInputs = [ cmake doxygen yq ];
 
diff --git a/pkgs/development/ocaml-modules/dtoa/default.nix b/pkgs/development/ocaml-modules/dtoa/default.nix
index ffcfb38c6bf1..866375cc5bae 100644
--- a/pkgs/development/ocaml-modules/dtoa/default.nix
+++ b/pkgs/development/ocaml-modules/dtoa/default.nix
@@ -1,21 +1,17 @@
-{ stdenv, lib, fetchurl, buildDunePackage, ounit }:
+{ stdenv, lib, fetchurl, buildDunePackage, ocaml, ounit2 }:
 
 buildDunePackage rec {
   pname = "dtoa";
-  version = "0.3.2";
-
-  useDune2 = true;
-
-  minimumOCamlVersion = "4.02";
+  version = "0.3.3";
 
   src = fetchurl {
-    url = "https://github.com/flowtype/ocaml-${pname}/releases/download/v${version}/${pname}-v${version}.tbz";
-    sha256 = "0zkhn0rdq82g6gamsv6nkx6i44s8104nh6jg5xydazl9jl1704xn";
+    url = "https://github.com/flowtype/ocaml-${pname}/releases/download/v${version}/${pname}-${version}.tbz";
+    hash = "sha256-2PRgjJ6Ssp4l6jHzv1/MqzlomQlJkKLVnRXG6KPJ7j4=";
   };
 
-  checkInputs = [ ounit ];
+  checkInputs = [ ounit2 ];
 
-  doCheck = true;
+  doCheck = lib.versionAtLeast ocaml.version "4.08";
 
   hardeningDisable = lib.optional stdenv.cc.isClang "strictoverflow";
 
diff --git a/pkgs/development/python-modules/azure-mgmt-keyvault/default.nix b/pkgs/development/python-modules/azure-mgmt-keyvault/default.nix
index c0efa141785f..fcbe335c670f 100644
--- a/pkgs/development/python-modules/azure-mgmt-keyvault/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-keyvault/default.nix
@@ -10,7 +10,7 @@
 
 buildPythonPackage rec {
   pname = "azure-mgmt-keyvault";
-  version = "10.1.0";
+  version = "10.2.1";
   format = "setuptools";
 
   disabled = pythonOlder "3.6";
@@ -18,7 +18,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    hash = "sha256-DpO+6FvsNwjjcz2ImhHpColHVNpPUMgCtEMrfUzfAaA=";
+    hash = "sha256-lozs6Jy6V5cJigM7NUn8eyP/EVf/TKk+pZ9vABgAqK0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/deezer-python/default.nix b/pkgs/development/python-modules/deezer-python/default.nix
index 57b02b78699a..d460f7f55826 100644
--- a/pkgs/development/python-modules/deezer-python/default.nix
+++ b/pkgs/development/python-modules/deezer-python/default.nix
@@ -13,7 +13,7 @@
 
 buildPythonPackage rec {
   pname = "deezer-python";
-  version = "5.9.0";
+  version = "5.12.0";
   format = "pyproject";
 
   disabled = pythonOlder "3.7";
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "browniebroke";
     repo = pname;
     rev = "refs/tags/v${version}";
-    hash = "sha256-S2OC2OvXoc7LDTX0ZkVtaLHflio+3u1Ic/i9TtQN4Ac=";
+    hash = "sha256-fJRGtes5EdGHiTJ5SDOyZT9NEnghbu+7I9OD2h4JOjw=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/dogpile-cache/default.nix b/pkgs/development/python-modules/dogpile-cache/default.nix
index 7fe0466a2598..4f5337fdb04c 100644
--- a/pkgs/development/python-modules/dogpile-cache/default.nix
+++ b/pkgs/development/python-modules/dogpile-cache/default.nix
@@ -11,13 +11,13 @@
 
 buildPythonPackage rec {
   pname = "dogpile-cache";
-  version = "1.1.8";
+  version = "1.2.0";
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     pname = "dogpile.cache";
     inherit version;
-    hash = "sha256-2ETou2OMxPVEpMiag039Nv6TVAC3GhbL10Tr37cg/U4=";
+    hash = "sha256-R1VMhgzrSE3Vrvn/H4j+yz1K72u5IRlFD1vLqgJrv7E=";
   };
 
   preCheck = ''
diff --git a/pkgs/development/python-modules/fakeredis/default.nix b/pkgs/development/python-modules/fakeredis/default.nix
index 9f2ee8f0d760..11a6ebb85be8 100644
--- a/pkgs/development/python-modules/fakeredis/default.nix
+++ b/pkgs/development/python-modules/fakeredis/default.nix
@@ -16,7 +16,7 @@
 
 buildPythonPackage rec {
   pname = "fakeredis";
-  version = "2.12.0";
+  version = "2.12.1";
   format = "pyproject";
 
   disabled = pythonOlder "3.7";
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "dsoftwareinc";
     repo = "fakeredis-py";
     rev = "refs/tags/v${version}";
-    hash = "sha256-D38EORmhPPN+iTggIF9JIRDR4+zCwE6JP8X+IVfdE7o=";
+    hash = "sha256-WF3dITWCrTQDORfaGWPpJBQFkPrUN6faHohjvBuOW7I=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/glean-sdk/default.nix b/pkgs/development/python-modules/glean-sdk/default.nix
index 1a3bc1133634..a6137bdc2dd4 100644
--- a/pkgs/development/python-modules/glean-sdk/default.nix
+++ b/pkgs/development/python-modules/glean-sdk/default.nix
@@ -17,19 +17,19 @@
 
 buildPythonPackage rec {
   pname = "glean-sdk";
-  version = "52.6.0";
+  version = "52.7.0";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-TTV6oydUP2znEOm7KZElugNDfROnlPmyC19Ig1H8/wM=";
+    hash = "sha256-sLjdGHiS7Co/oA9gQyAFkD14tAYjmwjWcPr4CRrzw/0=";
   };
 
   cargoDeps = rustPlatform.fetchCargoTarball {
     inherit src;
     name = "${pname}-${version}";
-    hash = "sha256-Np2TfgKP3yfJqA4WZyyedGp9XtKJjDikUov5pvB/opk=";
+    hash = "sha256-5TlgWcLmjklxhtDbB0aRF71iIRTJwetFj1Jii1DGdvU=";
   };
 
   nativeBuildInputs = [
@@ -54,6 +54,7 @@ buildPythonPackage rec {
   disabledTests = [
     # RuntimeError: No ping received.
     "test_client_activity_api"
+    "test_flipping_upload_enabled_respects_order_of_events"
   ];
 
   pythonImportsCheck = [
diff --git a/pkgs/development/python-modules/gremlinpython/default.nix b/pkgs/development/python-modules/gremlinpython/default.nix
index a16cbd3cca82..f4835aa47e4f 100644
--- a/pkgs/development/python-modules/gremlinpython/default.nix
+++ b/pkgs/development/python-modules/gremlinpython/default.nix
@@ -7,6 +7,7 @@
 , isodate
 , nest-asyncio
 , pytestCheckHook
+, pythonOlder
 , mock
 , pyhamcrest
 , radish-bdd
@@ -14,14 +15,16 @@
 
 buildPythonPackage rec {
   pname = "gremlinpython";
-  version = "3.6.1";
+  version = "3.6.3";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
 
-  # pypi tarball doesn't include tests
   src = fetchFromGitHub {
     owner = "apache";
     repo = "tinkerpop";
-    rev = version;
-    hash = "sha256-FMA9hJdq7gYkDtQO04Bwpjq2Q7nXGuN9wrBD4b9GgwY=";
+    rev = "refs/tags/${version}";
+    hash = "sha256-CmVWaRebJaZHJGzhaBdYXPF3BZ8+Cvc5P/KOpsG+dX4=";
   };
 
   sourceRoot = "source/gremlin-python/src/main/python";
@@ -30,7 +33,6 @@ buildPythonPackage rec {
     sed -i '/pytest-runner/d' setup.py
 
     substituteInPlace setup.py \
-      --replace 'aiohttp>=3.8.0,<=3.8.1' 'aiohttp' \
       --replace 'importlib-metadata<5.0.0' 'importlib-metadata' \
       --replace "os.getenv('VERSION', '?').replace('-SNAPSHOT', '.dev-%d' % timestamp)" '"${version}"'
   '';
diff --git a/pkgs/tools/typesetting/tex/pplatex/default.nix b/pkgs/tools/typesetting/tex/pplatex/default.nix
index 1a0293255d8e..8e0c65bf346c 100644
--- a/pkgs/tools/typesetting/tex/pplatex/default.nix
+++ b/pkgs/tools/typesetting/tex/pplatex/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation {
   pname = "pplatex";
-  version = "unstable-2015-09-14";
+  version = "unstable-2023-04-18";
 
   src = fetchFromGitHub {
     owner = "stefanhepp";
     repo = "pplatex";
-    rev = "5cec891ad6aec0115081cdd114ae1cc4f1ed7c06";
-    sha256 = "0wrkkbz6b6x91650nm8gccz7xghlp7b1i31fxwalz9xw3py9xygb";
+    rev = "8487b00b25127d9a4883e878000f4be6f89d56d5";
+    sha256 = "sha256-wPPJBn/UfmTWsD5JOg6po83Qn4qlpwgsPUV3iJzw5KU=";
   };
 
   nativeBuildInputs = [ cmake pkg-config ];
@@ -26,7 +26,7 @@ stdenv.mkDerivation {
       "A tool to reformat the output of latex and friends into readable messages";
     homepage = "https://github.com/stefanhepp/pplatex";
     license = licenses.gpl3Plus;
-    maintainers = [ maintainers.srgom ];
+    maintainers = [ maintainers.srgom maintainers.doronbehar ];
     platforms = platforms.unix;
   };
 }