diff --git a/a/ANSYS/.ANSYS-19-intel-2017b.eb.swp b/a/ANSYS/.ANSYS-19-intel-2017b.eb.swp
new file mode 100644
index 00000000..21e3a701
Binary files /dev/null and b/a/ANSYS/.ANSYS-19-intel-2017b.eb.swp differ
diff --git a/a/ANSYS/ANSYS-19-intel-2017b.eb b/a/ANSYS/ANSYS-19-intel-2017b.eb
new file mode 100644
index 00000000..5c600391
--- /dev/null
+++ b/a/ANSYS/ANSYS-19-intel-2017b.eb
@@ -0,0 +1,21 @@
+# IT4Innovations 2018
+
+name = 'ANSYS'
+version = '19'
+
+homepage = 'http://www.ansys.com'
+description = """ANSYS simulation software enables organizations to confidently predict 
+    how their products will operate in the real world. We believe that every product is 
+    a promise of something greater. """
+
+toolchain = {'name': 'intel', 'version': '2017b'}
+
+# create a zip file from the 3 install iso files.
+# make sure all files of the iso's are in the same directory.
+sources = ['ANSYS-19.zip']
+
+import os
+license_server = os.getenv('EB_ANSYS_LICENSE_SERVER', 'license.it4i.cz')
+license_server_port = os.getenv('EB_ANSYS_LICENSE_SERVER_PORT', '2325:1055')
+
+moduleclass = 'tools'
diff --git a/g/GCC/GCC-4.7.0.eb b/g/GCC/GCC-4.7.0.eb
new file mode 100644
index 00000000..6411cf28
--- /dev/null
+++ b/g/GCC/GCC-4.7.0.eb
@@ -0,0 +1,38 @@
+name = "GCC"
+version = '4.7.0'
+
+homepage = 'http://gcc.gnu.org/'
+description = """The GNU Compiler Collection includes front ends for C, C++, Objective-C, Fortran,
+ Java, and Ada, as well as libraries for these languages (libstdc++, libgcj,...)."""
+
+toolchain = {'name': 'dummy', 'version': 'dummy'}
+
+source_urls = [
+    'http://ftpmirror.gnu.org/gnu/%(namelower)s/%(namelower)s-%(version)s',  # GCC auto-resolving HTTP mirror
+    'http://ftpmirror.gnu.org/gnu/gmp',  # idem for GMP
+    'http://ftpmirror.gnu.org/gnu/mpfr',  # idem for MPFR
+    'http://www.multiprecision.org/downloads',  # MPC official
+]
+sources = [
+    SOURCELOWER_TAR_GZ,
+    'gmp-5.0.4.tar.bz2',
+    'mpfr-3.1.0.tar.gz',
+    'mpc-0.9.tar.gz',
+]
+
+patches = ['mpfr-3.1.0-changes_fix.patch']
+
+checksums = [
+    'ef5117788e27ffef05f8b8adf46f91d8',     # gcc-4.7.0.tar.gz
+    '50c3edcb7c9438e04377ee9a1a061b79',     # gmp-5.0.4.tar.bz2
+    '10968131acc26d79311ac4f8982ff078',     # mpfr-3.1.0.tar.gz
+    '0d6acab8d214bd7d1fbbc593e83dd00d',     # mpc-0.9.tar.gz
+    'fa4095252d843d465ac9aa5e2d760dd8',     # mpfr-3.1.0-changes_fix.patch
+]
+
+languages = ['c', 'c++', 'fortran']
+
+# building GCC sometimes fails if make parallelism is too high, so let's limit it
+maxparallel = 4
+
+moduleclass = 'compiler'
diff --git a/s/ScaLAPACK/ScaLAPACK-2.0.2-gompi-2018a-OpenBLAS-0.2.20.eb b/s/ScaLAPACK/ScaLAPACK-2.0.2-gompi-2018a-OpenBLAS-0.2.20.eb
deleted file mode 100644
index e379d69b..00000000
--- a/s/ScaLAPACK/ScaLAPACK-2.0.2-gompi-2018a-OpenBLAS-0.2.20.eb
+++ /dev/null
@@ -1,22 +0,0 @@
-name = 'ScaLAPACK'
-version = '2.0.2'
-
-homepage = 'http://www.netlib.org/scalapack/'
-description = """The ScaLAPACK (or Scalable LAPACK) library includes a subset of LAPACK routines
- redesigned for distributed memory MIMD parallel computers."""
-
-toolchain = {'name': 'gompi', 'version': '2018a'}
-toolchainopts = {'pic': True}
-
-source_urls = [homepage]
-sources = [SOURCELOWER_TGZ]
-checksums = ['0c74aeae690fe5ee4db7926f49c5d0bb69ce09eea75beb915e00bba07530395c']
-
-blaslib = 'OpenBLAS'
-blasver = '0.2.20'
-
-versionsuffix = "-%s-%s" % (blaslib, blasver)
-
-dependencies = [(blaslib, blasver)]
-
-moduleclass = 'numlib'