diff --git a/c/Cython/Cython-0.29.13-Py-3.6.eb b/c/Cython/Cython-0.29.13-Py-3.6.eb
new file mode 100644
index 00000000..94ced0a6
--- /dev/null
+++ b/c/Cython/Cython-0.29.13-Py-3.6.eb
@@ -0,0 +1,22 @@
+# IT4Innovations 2019
+
+easyblock = 'PythonPackage'
+
+name = 'Cython'
+version = '0.29.13'
+
+homepage = 'https://pypi.python.org/pypi/Cython/'
+description = """The Cython language makes writing C extensions for the Python language as easy as Python itself.
+Cython is a source code translator based on the well-known Pyrex, but supports more cutting edge functionality and optimizations."""
+
+toolchain = {'name': 'Py', 'version': '3.6'}
+
+source_urls = [PYPI_SOURCE]
+sources = [SOURCE_TAR_GZ]
+
+sanity_check_paths = {
+    'files': ['bin/cygdb', 'bin/cython', 'bin/cythonize'],
+    'dirs': ['bin', 'lib']
+}
+
+moduleclass = 'lang'
diff --git a/m/mdtraj/mdtraj-1.9.3-Py-3.6.eb b/m/mdtraj/mdtraj-1.9.3-Py-3.6.eb
new file mode 100644
index 00000000..9dee4362
--- /dev/null
+++ b/m/mdtraj/mdtraj-1.9.3-Py-3.6.eb
@@ -0,0 +1,26 @@
+# IT4Innovations 2019
+
+easyblock = 'PythonPackage'
+
+name = 'mdtraj'
+version = '1.9.3'
+
+homepage = 'http://mdtraj.org/'
+description = """Read, write and analyze MD trajectories with only a few lines of Python code."""
+
+toolchain = {'name': 'Py', 'version': '3.6'}
+
+source_urls = [PYPI_SOURCE]
+sources = [SOURCE_TAR_GZ]
+
+dependencies = [
+    ('Cython', '0.29.13'),
+    ('scipy', '1.3.0')
+]
+
+sanity_check_paths = {
+    'files': [],
+    'dirs': ['lib/python3.6/site-packages/%(name)s-%(version)s-py3.6-linux-x86_64.egg/'],
+}
+
+moduleclass = 'python'