diff --git a/pkgs/applications/graphics/cloudcompare/default.nix b/pkgs/applications/graphics/cloudcompare/default.nix
index 6a6820240f4a..1d5556b6a8b5 100644
--- a/pkgs/applications/graphics/cloudcompare/default.nix
+++ b/pkgs/applications/graphics/cloudcompare/default.nix
@@ -1,4 +1,5 @@
 { lib
+, stdenv
 , mkDerivation
 , fetchFromGitHub
 , fetchpatch
@@ -114,5 +115,6 @@ mkDerivation rec {
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ nh2 ];
     platforms = with platforms; linux; # only tested here; might work on others
+    broken = stdenv.isLinux; # plugins/core/IO/qPDALIO/CMakeFiles/QPDAL_IO_PLUGIN.dir/src/LASFilter.cpp.o] Error 1
   };
 }
diff --git a/pkgs/applications/misc/osmscout-server/default.nix b/pkgs/applications/misc/osmscout-server/default.nix
index d6041554705e..cefce001eba9 100644
--- a/pkgs/applications/misc/osmscout-server/default.nix
+++ b/pkgs/applications/misc/osmscout-server/default.nix
@@ -1,4 +1,4 @@
-{ lib, mkDerivation, fetchFromGitHub, fetchpatch, pkg-config
+{ lib, mkDerivation, fetchFromGitHub, pkg-config
 , qmake, qttools, kirigami2, qtquickcontrols2, qtlocation
 , libosmscout, valhalla, libpostal, osrm-backend, protobuf
 , libmicrohttpd_0_9_70, sqlite, marisa, kyotocabinet, boost
@@ -14,30 +14,16 @@ let
 in
 mkDerivation rec {
   pname = "osmscout-server";
-  version = "1.17.1";
+  version = "2.1.2";
 
   src = fetchFromGitHub {
     owner = "rinigus";
     repo = "osmscout-server";
     rev = version;
-    sha256 = "0rpsi6nyhcz6bv0jab4vixkxhjmn84xi0q2xz15a097hn46cklx9";
+    sha256 = "sha256-I14nQL0H2rMga+RDdAjykqmf7QIZveA6oGWu5PfZ89s=";
     fetchSubmodules = true;
   };
 
-  # Two patches required to work with valhalla 3.1
-  patches = [
-    # require C++14 to match latest Valhalla
-    (fetchpatch {
-      url = "https://github.com/rinigus/osmscout-server/commit/78b41b9b4c607fe9bfd6fbd61ae31cb7c8a725cd.patch";
-      sha256 = "0gk9mdwa75awl0bj30gm8waj454d8k2yixxwh05m0p550cbv3lg0";
-    })
-    # add Valhalla 3.1 config
-    (fetchpatch {
-      url = "https://github.com/rinigus/osmscout-server/commit/584de8bd47700053960fa139a2d7f8d3d184c876.patch";
-      sha256 = "0liz72n83q93bzzyyiqjkxa6hp9zjx7v9rgsmpwf88gc4caqm2dz";
-    })
-  ];
-
   nativeBuildInputs = [ qmake pkg-config qttools ];
   buildInputs = [
     kirigami2 qtquickcontrols2 qtlocation
@@ -45,13 +31,6 @@ mkDerivation rec {
     libpostal sqlite marisa kyotocabinet boost protobuf date
   ];
 
-  # OSMScout server currently defaults to an earlier version of valhalla,
-  # but valhalla 3.1 support has been added. (See patches above)
-  # Replace the default valhalla.json with the valhalla 3.1 version
-  postPatch = ''
-    mv data/valhalla.json-3.1 data/valhalla.json
-  '';
-
   qmakeFlags = [
     "SCOUT_FLAVOR=kirigami" # Choose to build the kirigami UI variant
     "CONFIG+=disable_mapnik" # Disable the optional mapnik backend
diff --git a/pkgs/development/libraries/gdal/2.4.nix b/pkgs/development/libraries/gdal/2.4.nix
index 0e57160f1947..800c7797d1c0 100644
--- a/pkgs/development/libraries/gdal/2.4.nix
+++ b/pkgs/development/libraries/gdal/2.4.nix
@@ -78,5 +78,6 @@ stdenv.mkDerivation rec {
     license = lib.licenses.mit;
     maintainers = [ lib.maintainers.marcweber ];
     platforms = with lib.platforms; linux ++ darwin;
+    broken = stdenv.isLinux; #r2000.cpp:824:13: error: expected primary-expression before '}' token
   };
 }
diff --git a/pkgs/development/libraries/libosmscout/default.nix b/pkgs/development/libraries/libosmscout/default.nix
index b11ec3eb94c1..76a1ba534b71 100644
--- a/pkgs/development/libraries/libosmscout/default.nix
+++ b/pkgs/development/libraries/libosmscout/default.nix
@@ -1,20 +1,21 @@
-{ lib, mkDerivation, fetchgit, cmake, pkg-config
-, marisa, qtlocation }:
+{ lib, mkDerivation, fetchFromGitHub, cmake, pkg-config
+, marisa, qttools, qtlocation }:
 
 mkDerivation rec {
   pname = "libosmscout";
-  version = "2017.06.30";
+  version = "2022.04.25";
 
-  src = fetchgit {
-    url = "git://git.code.sf.net/p/libosmscout/code";
-    rev = "0c0fde4d9803539c99911389bc918377a93f350c";
-    sha256 = "1pa459h52kw88mvsdvkz83f4p35vvgsfy2qfjwcj61gj4y9d2rq4";
+  src = fetchFromGitHub {
+    owner = "Framstag";
+    repo = "libosmscout";
+    rev = "4c3b28472864b8e9cdda80a05ec73ef22cb39323";
+    sha256 = "sha256-Qe5TkF4BwlsEI7emC0gdc7SmS4QrSGLiO0QdjuJA09g=";
   };
 
   cmakeFlags = [ "-DOSMSCOUT_BUILD_TESTS=OFF" ];
 
   nativeBuildInputs = [ cmake pkg-config ];
-  buildInputs = [ marisa qtlocation ];
+  buildInputs = [ marisa qttools qtlocation ];
 
   meta = with lib; {
     description = "Simple, high-level interfaces for offline location and POI lokup, rendering and routing functionalities based on OpenStreetMap (OSM) data";
diff --git a/pkgs/development/libraries/proj/default.nix b/pkgs/development/libraries/proj/default.nix
index 376cb36edd61..a8e42fb6fb17 100644
--- a/pkgs/development/libraries/proj/default.nix
+++ b/pkgs/development/libraries/proj/default.nix
@@ -7,36 +7,43 @@
 , libtiff
 , curl
 , gtest
+, nlohmann_json
 }:
 
 stdenv.mkDerivation rec {
   pname = "proj";
-  version = "8.2.1";
+  version = "9.0.0";
 
   src = fetchFromGitHub {
     owner = "OSGeo";
     repo = "PROJ";
     rev = version;
-    hash = "sha256-tnaIqYKgYHY1Tg33jsKYn9QL8YUobgXKbQsodoCXNys=";
+    sha256 = "sha256-zMP+WzC65BFz8g8mF5t7toqxmxCJePysd6WJuqpe8yg=";
   };
 
-  outputs = [ "out" "dev"];
+  outputs = [ "out" "dev" ];
 
   nativeBuildInputs = [ cmake pkg-config ];
 
-  buildInputs = [ sqlite libtiff curl ];
+  buildInputs = [ sqlite libtiff curl nlohmann_json ];
 
   checkInputs = [ gtest ];
 
   cmakeFlags = [
     "-DUSE_EXTERNAL_GTEST=ON"
     "-DRUN_NETWORK_DEPENDENT_TESTS=OFF"
+    "-DNLOHMANN_JSON_ORIGIN=external"
   ];
 
-  preCheck = ''
-    export HOME=$TMPDIR
-    export TMP=$TMPDIR
-  '';
+  preCheck =
+    let
+      libPathEnvVar = if stdenv.isDarwin then "DYLD_LIBRARY_PATH" else "LD_LIBRARY_PATH";
+    in
+      ''
+        export HOME=$TMPDIR
+        export TMP=$TMPDIR
+        export ${libPathEnvVar}=$PWD/lib
+      '';
 
   doCheck = true;
 
diff --git a/pkgs/development/octave-modules/octproj/default.nix b/pkgs/development/octave-modules/octproj/default.nix
index 74596c015f85..4bb2962ed6e1 100644
--- a/pkgs/development/octave-modules/octproj/default.nix
+++ b/pkgs/development/octave-modules/octproj/default.nix
@@ -28,5 +28,6 @@ buildOctavePackage rec {
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ KarlJoad ];
     description = "GNU Octave bindings to PROJ library for cartographic projections and CRS transformations";
+    broken = true; # error: unlink: operation failed: No such file or directory
   };
 }
diff --git a/pkgs/development/python-modules/pyplatec/default.nix b/pkgs/development/python-modules/pyplatec/default.nix
index 0c8c6c4328af..aff4d54abc4d 100644
--- a/pkgs/development/python-modules/pyplatec/default.nix
+++ b/pkgs/development/python-modules/pyplatec/default.nix
@@ -1,4 +1,5 @@
 { lib
+, stdenv
 , buildPythonPackage
 , fetchPypi
 }:
@@ -16,6 +17,7 @@ buildPythonPackage rec {
     description = "Library to simulate plate tectonics with Python bindings";
     homepage    = "https://github.com/Mindwerks/plate-tectonics";
     license     = licenses.lgpl3;
+    broken      = stdenv.isLinux;
   };
 
 }