diff --git a/recipes-devtools/python/python-ecdsa_0.13.bb b/recipes-devtools/python/python-ecdsa_0.13.bb
new file mode 100644
index 0000000..053ef5e
--- /dev/null
+++ b/recipes-devtools/python/python-ecdsa_0.13.bb
@@ -0,0 +1,26 @@
+DESCRIPTION = "ECDSA cryptographic signature library"
+HOMEPAGE = "https://github.com/warner/python-ecdsa"
+SECTION = "devel/python"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302"
+
+SRCNAME = "ecdsa"
+
+SRC_URI = "https://pypi.python.org/packages/source/e/${SRCNAME}/${SRCNAME}-${PV}.tar.gz"
+
+SRC_URI[md5sum] = "1f60eda9cb5c46722856db41a3ae6670"
+SRC_URI[sha256sum] = "64cf1ee26d1cde3c73c6d7d107f835fed7c6a2904aef9eac223d57ad800c43fa"
+
+S = "${WORKDIR}/${SRCNAME}-${PV}"
+
+inherit setuptools
+
+DEPENDS += " \
+        python-pip \
+        python-pbr \
+        "
+
+# RDEPENDS_default:
+RDEPENDS_${PN} += " \
+        python-pbr \
+        "
\ No newline at end of file
diff --git a/recipes-devtools/python/python-paramiko_1.16.0.bb b/recipes-devtools/python/python-paramiko_1.16.0.bb
new file mode 100644
index 0000000..6b76935
--- /dev/null
+++ b/recipes-devtools/python/python-paramiko_1.16.0.bb
@@ -0,0 +1,19 @@
+DESCRIPTION = "SSH2 protocol library"
+HOMEPAGE = "https://github.com/paramiko/paramiko/"
+SECTION = "devel/python"
+LICENSE = "LGPLv2.1"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=fd0120fc2e9f841c73ac707a30389af5"
+
+PR = "r0"
+SRCNAME = "paramiko"
+
+SRC_URI = "https://pypi.python.org/packages/source/p/${SRCNAME}/${SRCNAME}-${PV}.tar.gz"
+
+SRC_URI[md5sum] = "7e1203f5ffeb7d2bc2bffc4feb804216"
+SRC_URI[sha256sum] = "3297ebd3cd072f573772f7c7426939a443c62c458d54bb632ff30fd6ecf96892"
+
+S = "${WORKDIR}/${SRCNAME}-${PV}"
+
+inherit setuptools
+
+RDEPENDS_${PN} += "python-pycrypto python-ecdsa"
\ No newline at end of file
diff --git a/recipes-devtools/python/python-pbr_1.8.0.bb b/recipes-devtools/python/python-pbr_1.8.0.bb
new file mode 100644
index 0000000..4db537b
--- /dev/null
+++ b/recipes-devtools/python/python-pbr_1.8.0.bb
@@ -0,0 +1,16 @@
+DESCRIPTION = "Python Build Reasonableness: PBR is a library that injects some useful and sensible default behaviors into your setuptools run"
+HOMEPAGE = "https://pypi.python.org/pypi/pbr"
+SECTION = "devel/python"
+LICENSE = "Apache-2.0"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=1dece7821bf3fd70fe1309eaa37d52a2"
+
+SRC_URI[md5sum] = "bc7173f5ccec8e6125e3b68f0285eb8a"
+SRC_URI[sha256sum] = "44a0ef9295bb59698f461124741a21a0f7f76d42e160d8a0a4bf1693338036fc"
+
+inherit pypi setuptools
+
+RDEPENDS_${PN}_class-target += " \
+        python-pip \
+        "
+
+BBCLASSEXTEND = "native"
\ No newline at end of file
diff --git a/recipes-devtools/python/python-pycrypto/cross-compiling.patch b/recipes-devtools/python/python-pycrypto/cross-compiling.patch
new file mode 100644
index 0000000..74c01c8
--- /dev/null
+++ b/recipes-devtools/python/python-pycrypto/cross-compiling.patch
@@ -0,0 +1,22 @@
+Index: pycrypto-2.6/setup.py
+===================================================================
+--- pycrypto-2.6.orig/setup.py
++++ pycrypto-2.6/setup.py
+@@ -271,7 +271,8 @@ class PCTBuildConfigure(Command):
+         if not os.path.exists("config.status"):
+             if os.system("chmod 0755 configure") != 0:
+                 raise RuntimeError("chmod error")
+-            cmd = "sh configure"    # we use "sh" here so that it'll work on mingw32 with standard python.org binaries
++            host = os.environ.get("HOST_SYS")
++            cmd = "ac_cv_func_malloc_0_nonnull=yes sh configure --host " + host   # we use "sh" here so that it'll work on mingw32 with standard python.org binaries
+             if self.verbose < 1:
+                 cmd += " -q"
+             if os.system(cmd) != 0:
+@@ -370,7 +371,7 @@ kw = {'name':"pycrypto",
+       'ext_modules': plat_ext + [
+             # _fastmath (uses GNU mp library)
+             Extension("Crypto.PublicKey._fastmath",
+-                      include_dirs=['src/','/usr/include/'],
++                      include_dirs=['src/'],
+                       libraries=['gmp'],
+                       sources=["src/_fastmath.c"]),
\ No newline at end of file
diff --git a/recipes-devtools/python/python-pycrypto_2.6.1.bb b/recipes-devtools/python/python-pycrypto_2.6.1.bb
new file mode 100644
index 0000000..b823224
--- /dev/null
+++ b/recipes-devtools/python/python-pycrypto_2.6.1.bb
@@ -0,0 +1,35 @@
+DESCRIPTION = "Cryptographic modules for Python."
+HOMEPAGE = "http://www.pycrypto.org/"
+SECTION = "devel/python"
+LICENSE = "PSFv2"
+LIC_FILES_CHKSUM = "file://COPYRIGHT;md5=35f354d199e8cb7667b059a23578e63d"
+
+SRCNAME = "pycrypto"
+
+SRC_URI = "https://pypi.python.org/packages/source/p/${SRCNAME}/${SRCNAME}-${PV}.tar.gz \
+           file://cross-compiling.patch"
+
+SRC_URI[md5sum] = "55a61a054aa66812daf5161a0d5d7eda"
+SRC_URI[sha256sum] = "f2ce1e989b272cfcb677616763e0a2e7ec659effa67a88aa92b3a65528f60a3c"
+
+S = "${WORKDIR}/${SRCNAME}-${PV}"
+
+inherit distutils
+
+export STAGING_INCDIR
+export STAGING_LIBDIR
+export BUILD_SYS
+export HOST_SYS
+
+inherit autotools autotools-brokensep distutils
+
+DEPENDS += " gmp"
+
+do_compile[noexec] = "1"
+
+# We explicitly call distutils_do_install, since we want it to run, but
+# *don't* want the autotools install to run, since this package doesn't
+# provide a "make install" target.
+do_install() {
+	distutils_do_install
+}
diff --git a/recipes-ros/ros-comm/roslaunch_1.11.21.bb b/recipes-ros/ros-comm/roslaunch_1.11.21.bb
index c23efcc..62c5c83 100644
--- a/recipes-ros/ros-comm/roslaunch_1.11.21.bb
+++ b/recipes-ros/ros-comm/roslaunch_1.11.21.bb
@@ -23,6 +23,7 @@ RDEPENDS_${PN} = "\
     rosgraph \
     ${PYTHON_PN}-pyyaml \
     python-defusedxml \
+    python-paramiko \
     roslib \
     rosclean \
     rosmaster \