diff --git a/l/LLVM/LLVM-6.0.1.eb b/l/LLVM/LLVM-6.0.1.eb
new file mode 100644
index 00000000..fb7c5702
--- /dev/null
+++ b/l/LLVM/LLVM-6.0.1.eb
@@ -0,0 +1,45 @@
+# IT4Innovations 2018
+
+easyblock = 'CMakeMake'
+
+name = 'LLVM'
+version = '6.0.1'
+
+homepage = "http://llvm.org/"
+description = """The LLVM Core libraries provide a modern source- and target-independent
+ optimizer, along with code generation support for many popular CPUs
+ (as well as some less common ones!) These libraries are built around a well
+ specified code representation known as the LLVM intermediate representation
+ ("LLVM IR"). The LLVM Core libraries are well documented, and it is
+ particularly easy to invent your own language (or port an existing compiler)
+ to use LLVM as an optimizer and code generator."""
+
+toolchain = {'name': 'dummy', 'version': ''}
+toolchainopts = {'cstd': 'gnu++11'}
+
+source_urls = ["http://llvm.org/releases/%(version)s"]
+sources = ["llvm-%(version)s.src.tar.xz"]
+
+builddependencies = [
+    ('CMake', '3.9.0', '', True),
+    ('Python', '2.7.14', '-base', True),
+]
+
+dependencies = [
+    ('ncurses', '6.0', '', True),
+    ('zlib', '1.2.11', '', True),
+]
+
+configopts = '-DBUILD_SHARED_LIBS=ON -DCMAKE_EXE_LINKER_FLAGS="$LDFLAGS" '
+# required to install extra tools in bin/
+configopts += "-DLLVM_INSTALL_UTILS=ON -DLLVM_TARGETS_TO_BUILD=X86 -DLLVM_ENABLE_ZLIB=ON -DLLVM_ENABLE_RTTI=1 "
+configopts += "-DCMAKE_BUILD_TYPE=Release "
+
+sanity_check_paths = {
+    'files': ['bin/llvm-ar', 'bin/FileCheck'],
+    'dirs': ['include/llvm', 'include/llvm-c'],
+}
+
+separate_build_dir = True
+
+moduleclass = 'compiler'
diff --git a/l/LLVM/LLVM-7.0.0-GCC-6.3.0-2.27.eb b/l/LLVM/LLVM-7.0.0.eb
similarity index 90%
rename from l/LLVM/LLVM-7.0.0-GCC-6.3.0-2.27.eb
rename to l/LLVM/LLVM-7.0.0.eb
index 9f151760..8a74fa50 100644
--- a/l/LLVM/LLVM-7.0.0-GCC-6.3.0-2.27.eb
+++ b/l/LLVM/LLVM-7.0.0.eb
@@ -14,15 +14,15 @@ description = """The LLVM Core libraries provide a modern source- and target-ind
  particularly easy to invent your own language (or port an existing compiler)
  to use LLVM as an optimizer and code generator."""
 
-toolchain = {'name': 'GCC', 'version': '6.3.0-2.27'}
+toolchain = {'name': 'dummy', 'version': ''}
 toolchainopts = {'cstd': 'gnu++11'}
 
 source_urls = ["http://llvm.org/releases/%(version)s"]
 sources = ["llvm-%(version)s.src.tar.xz"]
 
 builddependencies = [
-    ('CMake', '3.13.1', '', True),
-    ('Py', '2.7', '', True),
+    ('CMake', '3.9.0', '', True),
+    ('Python', '2.7.14', '-base', True),
 ]
 
 dependencies = [
@@ -30,7 +30,7 @@ dependencies = [
     ('zlib', '1.2.11', '', True),
 ]
 
-configopts = '-DBUILD_SHARED_LIBS=ON -DCMAKE_EXE_LINKER_FLAGS="$LDFLAGS -shared-intel" '
+configopts = '-DBUILD_SHARED_LIBS=ON -DCMAKE_EXE_LINKER_FLAGS="$LDFLAGS" '
 # required to install extra tools in bin/
 configopts += "-DLLVM_INSTALL_UTILS=ON -DLLVM_TARGETS_TO_BUILD=X86 -DLLVM_ENABLE_ZLIB=ON -DLLVM_ENABLE_RTTI=1 "
 configopts += "-DCMAKE_BUILD_TYPE=Release "
diff --git a/m/Mako/Mako-1.0.6-Python-2.7.14-base.eb b/m/Mako/Mako-1.0.6-Python-2.7.14-base.eb
new file mode 100644
index 00000000..8bc8024f
--- /dev/null
+++ b/m/Mako/Mako-1.0.6-Python-2.7.14-base.eb
@@ -0,0 +1,22 @@
+easyblock = 'PythonPackage'
+
+name = 'Mako'
+version = '1.0.6'
+versionsuffix = '-Python-%(pyver)s-base'
+
+homepage = 'http://www.makotemplates.org'
+description = """A super-fast templating language that borrows the best ideas from the existing templating languages"""
+
+toolchain = {'name': 'dummy', 'version': ''}
+
+source_urls = [PYPI_SOURCE]
+sources = [SOURCE_TAR_GZ]
+
+dependencies = [('Python', '2.7.14', '-base')]
+
+sanity_check_paths = {
+    'files': ['bin/mako-render'],
+    'dirs': ['lib/python%(pyshortver)s/site-packages/%(name)s-%(version)s-py%(pyshortver)s.egg'],
+}
+
+moduleclass = 'devel'
diff --git a/m/Mesa/Mesa-18.3.1.eb b/m/Mesa/Mesa-18.3.1.eb
new file mode 100644
index 00000000..8b2b3d7a
--- /dev/null
+++ b/m/Mesa/Mesa-18.3.1.eb
@@ -0,0 +1,73 @@
+# IT4Innovations 2018
+
+easyblock = 'ConfigureMake'
+
+name = 'Mesa'
+version = '18.3.1'
+
+homepage = 'http://www.mesa3d.org/'
+description = """Mesa is an open-source implementation of the OpenGL specification -
+ a system for rendering interactive 3D graphics."""
+
+toolchain = {'name': 'dummy', 'version': ''}
+# swr detects and builds parts specific for AVX and AVX2. If we use
+# -xHost, this always gets overwritten and will fail.
+toolchainopts = {'optarch': False}
+
+sources = [SOURCELOWER_TAR_XZ]
+source_urls = [
+    'https://mesa.freedesktop.org/archive/',
+    'https://mesa.freedesktop.org/archive/%(version)s',
+    'ftp://ftp.freedesktop.org/pub/mesa/%(version)s',
+    'ftp://ftp.freedesktop.org/pub/mesa/older-versions/%(version_major)s.x/%(version)s',
+]
+#patches = ['Mesa-17.0.2_fix-strip-llvm-flags.patch']
+
+builddependencies = [
+    ('flex', '2.6.4', '', True),
+    ('Bison', '3.0.5', '', True),
+    ('Autotools', '20180311', '', True),
+    ('pkg-config', '0.29.2', '', True),
+    ('Mako', '1.0.6', '-Python-2.7.14-base', True),
+    ('libxml2', '2.9.4', '', True),
+]
+
+dependencies = [
+    ('zlib', '1.2.11', '', True),
+    ('nettle', '3.4.1'),
+    ('libdrm', '2.4.76', '', True),
+    ('LLVM', '6.0.1'),
+    ('X11', '20170314', '', True),
+    ('expat', '2.2.0', '', True),
+]
+
+# GLU is not part anymore of Mesa package!
+configopts = " --disable-osmesa --enable-gallium-osmesa --enable-gallium-llvm --enable-glx --disable-dri"
+configopts += " --disable-gbm --disable-driglx-direct --with-gallium-drivers='swrast,swr' --disable-egl"
+configopts += " --with-osmesa-bits=32 --enable-texture-float --enable-llvm-shared-libs "
+
+buildopts = 'V=1'
+
+sanity_check_paths = {
+    'files': [
+        'lib/libGL.%s' %
+        SHLIB_EXT,
+        'lib/libOSMesa.%s' %
+        SHLIB_EXT,
+        'lib/libGLESv1_CM.%s' %
+        SHLIB_EXT,
+        'lib/libGLESv2.%s' %
+        SHLIB_EXT,
+        'include/GL/glext.h',
+        'include/GL/gl_mangle.h',
+        'include/GL/glx.h',
+        'include/GL/osmesa.h',
+        'include/GL/gl.h',
+        'include/GL/glxext.h',
+        'include/GL/glx_mangle.h',
+        'include/GLES/gl.h',
+        'include/GLES2/gl2.h',
+        'include/GLES3/gl3.h'],
+    'dirs': []}
+
+moduleclass = 'vis'
diff --git a/n/nettle/nettle-3.4.1.eb b/n/nettle/nettle-3.4.1.eb
new file mode 100644
index 00000000..83e0d11f
--- /dev/null
+++ b/n/nettle/nettle-3.4.1.eb
@@ -0,0 +1,43 @@
+# IT4Innovations 2018
+
+easyblock = 'ConfigureMake'
+
+name = 'nettle'
+version = '3.4.1'
+
+homepage = 'http://www.lysator.liu.se/~nisse/nettle/'
+description = """Nettle is a cryptographic library that is designed to fit easily
+ in more or less any context: In crypto toolkits for object-oriented
+ languages (C++, Python, Pike, ...), in applications like LSH or GNUPG,
+ or even in kernel space."""
+
+toolchain = {'name': 'dummy', 'version': ''}
+
+source_urls = [GNU_SOURCE]
+sources = [SOURCE_TAR_GZ]
+
+configopts = 'CFLAGS="-std=c99"'
+
+dependencies = [
+    ('GMP', '6.1.2'),
+]
+
+sanity_check_paths = {
+    'files': [
+        'bin/%s' %
+        x for x in [
+            'nettle-hash',
+            'nettle-lfib-stream',
+            'pkcs1-conv',
+            'sexp-conv']] +
+    [
+        'lib64/libhogweed.a',
+        'lib64/libhogweed.%s' %
+        SHLIB_EXT,
+        'lib64/libnettle.a',
+        'lib64/libnettle.%s' %
+        SHLIB_EXT],
+    'dirs': ['include/nettle'],
+}
+
+moduleclass = 'lib'
diff --git a/p/ParaView/ParaView-5.6.0-intel-2017a-mpi.eb b/p/ParaView/ParaView-5.6.0-intel-2017a-mpi.eb
new file mode 100644
index 00000000..1947c83e
--- /dev/null
+++ b/p/ParaView/ParaView-5.6.0-intel-2017a-mpi.eb
@@ -0,0 +1,58 @@
+# IT4Innovations
+
+easyblock = 'CMakeMake'
+
+name = 'ParaView'
+version = '5.6.0'
+versionsuffix = '-mpi'
+
+homepage = "http://www.paraview.org"
+description = "ParaView is a scientific parallel visualizer."
+
+toolchain = {'name': 'intel', 'version': '2017a'}
+toolchainopts = {'pic': True, 'usempi': True}
+
+download_suffix = 'download.php?submit=Download&version=v%(version_major_minor)s&type=source&os=all&downloadFile='
+source_urls = [
+    'http://www.paraview.org/paraview-downloads/%s' %
+    download_suffix]
+sources = ["ParaView-v%(version)s.tar.gz"]
+
+#patches = ['ParaView-5.6.0-intel-motionfx.patch']
+
+dependencies = [
+    ('X11', '20170314', '', True),
+    ('Mesa', '18.3.1', '', True),
+    ('libGLU', '9.0.0', '', True),
+    ('Qt5', '5.8.0', '', ('GCC', '6.3.0-2.27')),
+    ('zlib', '1.2.11', '', True),
+    ('HDF5', '1.8.17'),
+    ('Python', '2.7.14', '-base', True),
+]
+
+builddependencies = [('CMake', '3.13.1', '', True)]
+
+separate_build_dir = True
+
+configopts =  '-DPARAVIEW_INSTALL_DEVELOPMENT_FILES=ON -DVTK_OPENGL_HAS_OSMESA=ON -DPARAVIEW_USE_MPI=ON '
+configopts += '-DOPENGL_INCLUDE_DIR=$EBROOTMESA/include -DOPENGL_gl_LIBRARY=$EBROOTMESA/lib/libGL.%s ' % SHLIB_EXT
+configopts += '-DOSMESA_INCLUDE_DIR=$EBROOTMESA/include -DOSMESA_LIBRARY=$EBROOTMESA/lib/libOSMesa.%s ' % SHLIB_EXT
+configopts += '-DOPENGL_glu_LIBRARY=$EBROOTLIBGLU/lib/libGLU.%s ' % SHLIB_EXT
+configopts += '-DVTK_USE_SYSTEM_HDF5=ON -DPARAVIEW_ENABLE_PYTHON=ON -DBUILD_SHARED_LIBS=ON -DVTK_RENDERING_BACKEND=OpenGL2 '
+configopts += '-DPARAVIEW_QT_VERSION=5 -DPARAVIEW_INSTALL_DEVELOPMENT_FILES=ON '
+configopts += '-DPARAVIEW_ENABLE_MOTIONFX=OFF ' # This is broken in 5.6.0
+# if you want to build server only Paraview, uncomment the following line:
+# configopts += '-DVTK_USE_X=OFF '
+
+# Without internet connection turn off testing (uncomment the following line)
+configopts += '-DBUILD_TESTING=OFF '
+# Or consult https://gitlab.kitware.com/vtk/vtk/blob/master/Documentation/dev/git/data.md
+# and download ExternalData to $EASYBUILD_SOURCEPATH and adjust -DExternalData_OBJECT_STORES accordingly
+# Without internet connection, comment the following two lines (configopts and prebuildopts)
+#configopts += '-DExternalData_OBJECT_STORES=%(builddir)s/ExternalData '
+# The ParaView server can be cranky, test downloads are quite often failing, especially in the case
+# of parallel downloads. Using ; insted of && gives a second chance to download the test files, if the
+# first serial attempt would fail.
+#prebuildopts = 'make VTKData ;'
+
+moduleclass = 'vis'
diff --git a/p/ParaView/ParaView-5.6.0-intel-motionfx.patch b/p/ParaView/ParaView-5.6.0-intel-motionfx.patch
new file mode 100644
index 00000000..d315b7b1
--- /dev/null
+++ b/p/ParaView/ParaView-5.6.0-intel-motionfx.patch
@@ -0,0 +1,23 @@
+diff --git a/CMake/VTKModules.cmake b/CMake/VTKModules.cmake
+index ad4988ffd0..38c7e067a1 100644
+--- a/CMake/VTKModules.cmake
++++ b/CMake/VTKModules.cmake
+@@ -377,12 +377,12 @@ set(_vtk_modules
+   # needed for vtkVeraOutReader
+   )
+ 
+-if ((NOT WIN32) OR (NOT MSVC) OR (MSVC_VERSION GREATER 1899))
+-  # MSVC 2015 (1900) or newer is needed if using MVSC for vtkIOMotionFX
+-  list(APPEND _vtk_modules
+-    vtkIOMotionFX # needed for vtkMotionFXCFGReader
+-    )
+-endif()
++#if ((NOT WIN32) OR (NOT MSVC) OR (MSVC_VERSION GREATER 1899))
++#  # MSVC 2015 (1900) or newer is needed if using MVSC for vtkIOMotionFX
++#  list(APPEND _vtk_modules
++#    vtkIOMotionFX # needed for vtkMotionFXCFGReader
++#    )
++#endif()
+ 
+ 
+ list(APPEND _vtk_modules vtkRenderingLICOpenGL2)
diff --git a/q/QEMU/QEMU-2.10.0-VDE2.eb b/q/QEMU/QEMU-2.10.0-VDE2.eb
new file mode 100644
index 00000000..5f0cb27d
--- /dev/null
+++ b/q/QEMU/QEMU-2.10.0-VDE2.eb
@@ -0,0 +1,30 @@
+easyblock = 'ConfigureMake'
+
+name = "QEMU"
+version = "2.10.0"
+versionsuffix = "-VDE2"
+
+homepage = 'http://wiki.qemu.org/Main_Page'
+description = """QEMU is a generic and open source machine emulator and
+virtualizer."""
+
+configopts = "--target-list=x86_64-softmmu,x86_64-linux-user,i386-softmmu,i386-linux-user"
+
+toolchain = {'name': 'dummy', 'version': ''}
+
+sources = [SOURCELOWER_TAR_BZ2]
+source_urls = ['http://wiki.qemu-project.org/download/']
+
+patches = ['qemu-slirp-smb-2.9.0.patch']
+
+dependencies = [
+    ('VDE2', '2.3.2'),
+    ('GLib','2.57.1'),
+]
+
+sanity_check_paths = {
+    'files': ['bin/qemu-x86_64'],
+    'dirs': ['bin', 'share'],
+}
+
+moduleclass = 'tools'
diff --git a/v/VDE2/VDE2-2.3.2.eb b/v/VDE2/VDE2-2.3.2.eb
new file mode 100644
index 00000000..582abf3b
--- /dev/null
+++ b/v/VDE2/VDE2-2.3.2.eb
@@ -0,0 +1,32 @@
+# Built with EasyBuild version 2.1.1 on 2015-09-17_10-51-16
+easyblock = 'ConfigureMake'
+
+name = "VDE2"
+version = "2.3.2"
+
+homepage = 'http://vde.sourceforge.net'
+description = """VDE is an ethernet compliant virtual network that
+can be spawned over a set of physical computer over the Internet.
+VDE is part of virtualsquare project."""
+
+toolchain = {'name': 'dummy', 'version': ''}
+
+sources = [SOURCELOWER_TAR_BZ2]
+source_urls = ['https://netix.dl.sourceforge.net/project/vde/vde2/%(version)s/']
+
+patches = ['vde2-slirpvde-sigpipe.patch']
+
+sanity_check_paths = {
+    'files': ['bin/vde_switch'],
+    'dirs': ['bin', 'etc', 'share'],
+}
+
+# It fails in case of default value
+parallel = 1
+
+modextravars = {
+    'VDE2_HOME': '%(installdir)s',
+    'VDE2_DIR': '%(installdir)s',
+}
+
+moduleclass = 'tools'