diff --git a/dev-python/libsast/Manifest b/dev-python/libsast/Manifest
index 0a755a2fe..211fe1c72 100644
--- a/dev-python/libsast/Manifest
+++ b/dev-python/libsast/Manifest
@@ -1,2 +1,3 @@
 DIST libsast-1.4.1.tar.gz 35241 BLAKE2B 61f5c9cae01bb10b406f192e4540bdafb4360beee234ae487837386c8a7034872d5149da500aa31637d065115725263cb1c0dc2abad6ccaf116ff9ed238c24af SHA512 e8353a364007a9ed7ba3c15cdf8f55b2029f3e819170f1db81001ab21da77858a1a75da250984f18c6ffe7cfda4a4d7e749ac76f5f47c9261f6a51f4fd9ae918
 DIST libsast-1.4.4.tar.gz 37810 BLAKE2B d677ed01cdd5fce4c98108e46ab8e69326ba591e2c60df07d341d0c80b85d81286d62d4f47da558d6882bb02c5f4b7f0743ee0e39998610bec56843cd3e4de06 SHA512 594e3c097960eb545a17664c8e85ee10f47bb0f54ad76762c6c1b232f7a479ade2124c0a9911a9ad8151dcb5ac59b60cca41b38711986f82b0b9265a090d7089
+DIST libsast-1.4.5.tar.gz 37825 BLAKE2B b1e402963e7f69bcc7ee21581ecb9a0d6cc7be01ebf83c24bbcb18955761d489b6f99ada2bc1a3a8a0eaef7587782cba18d5a2345b9f9c33ea3b9487378d8d72 SHA512 23d4b60883ead1002d54dba22fb50d4fc483d811abf81472f10d5eda7948ec583b3deff224d64f3c6db2e12a0e5fa0b836c8726857600a93b06bd5d05a112385
diff --git a/dev-python/libsast/libsast-1.4.4.ebuild b/dev-python/libsast/libsast-1.4.4.ebuild
index e08646250..afdfe7623 100644
--- a/dev-python/libsast/libsast-1.4.4.ebuild
+++ b/dev-python/libsast/libsast-1.4.4.ebuild
@@ -19,7 +19,7 @@ IUSE="test"
 
 RDEPEND=">=dev-python/requests-2.22.0[${PYTHON_USEDEP}]
 	>=dev-python/pyyaml-5.3[${PYTHON_USEDEP}]
-	>=dev-python/semgrep-0.50.1[${PYTHON_USEDEP}]"
+	>=dev-python/semgrep-0.53.0[${PYTHON_USEDEP}]"
 DEPEND="${RDEPEND}"
 REQUIRED_USE="${PYTHON_REQUIRED_USE}"
 
diff --git a/dev-python/libsast/libsast-1.4.5.ebuild b/dev-python/libsast/libsast-1.4.5.ebuild
new file mode 100644
index 000000000..ee32753ce
--- /dev/null
+++ b/dev-python/libsast/libsast-1.4.5.ebuild
@@ -0,0 +1,29 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DISTUTILS_USE_SETUPTOOLS=rdepend
+PYTHON_COMPAT=( python3_{7..9} )
+
+inherit distutils-r1
+
+DESCRIPTION="A generic SAST core built on top of semgrep and regex"
+HOMEPAGE="https://github.com/ajinabraham/libsast/"
+SRC_URI="mirror://pypi/${P:0:1}/${PN}/${P}.tar.gz"
+
+LICENSE=""
+SLOT="0"
+KEYWORDS="amd64"
+IUSE="test"
+
+RDEPEND=">=dev-python/requests-2.22.0[${PYTHON_USEDEP}]
+	>=dev-python/pyyaml-5.3[${PYTHON_USEDEP}]
+	>=dev-python/semgrep-0.53.0[${PYTHON_USEDEP}]"
+DEPEND="${RDEPEND}"
+REQUIRED_USE="${PYTHON_REQUIRED_USE}"
+
+#src_prepare(){
+#	sed -i "s|semgrep==|semgrep>=|g" setup.py
+#	eapply_user
+#}
diff --git a/dev-python/semgrep/Manifest b/dev-python/semgrep/Manifest
index 30f347aaf..19e9e2665 100644
--- a/dev-python/semgrep/Manifest
+++ b/dev-python/semgrep/Manifest
@@ -1 +1,2 @@
 DIST semgrep-0.52.0.tar.gz 90766 BLAKE2B ae19639c67715801a4d25ab6820446cfcf43e639e26c3eba5af7051f086a1dec8accdbdd9d939ebcce24c58c3b0b9ae2d6df92a1b679b2f14bb84ec3832e9f92 SHA512 70027ec451420755449fa1d919e5ba9fef1a5c1d27703f17b9ca7a2c8355a8d67b083754707fb8cd134644f888075ebd3794a12af642a033cca466c2d2dde256
+DIST semgrep-0.55.1.tar.gz 94648 BLAKE2B 471e4a5e25a62fe788bdf65322ea09e598dab1918716ef6492669f0e6db986c367085ff7bf40308af463ae65d7b6f8b23b21ca41508fb1ce40e3a2efc4bfa688 SHA512 45b7a707580d13dd0e77e70b521a29597c72b54164b40747a9697510021f54bd3a614c5fa2a5d72bc8e7ccfd4d852346ba1841da009bcfc9bd5945426026998f
diff --git a/dev-python/semgrep/semgrep-0.55.1.ebuild b/dev-python/semgrep/semgrep-0.55.1.ebuild
new file mode 100644
index 000000000..55b420a50
--- /dev/null
+++ b/dev-python/semgrep/semgrep-0.55.1.ebuild
@@ -0,0 +1,38 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DISTUTILS_USE_SETUPTOOLS=rdepend
+PYTHON_COMPAT=( python3_{7..9} )
+
+inherit distutils-r1
+
+DESCRIPTION="Lightweight static analysis for many languages"
+HOMEPAGE="https://github.com/returntocorp/semgrep"
+SRC_URI="mirror://pypi/${P:0:1}/${PN}/${P}.tar.gz"
+LICENSE="LGPL-2"
+SLOT="0"
+KEYWORDS="amd64"
+
+RDEPEND="
+	>=dev-python/attrs-19.3.0[${PYTHON_USEDEP}]
+	>=dev-python/colorama-0.4.3[${PYTHON_USEDEP}]
+	>=dev-python/requests-2.22.0[${PYTHON_USEDEP}]
+	>=dev-python/ruamel-yaml-0.16.0[${PYTHON_USEDEP}] <dev-python/ruamel-yaml-0.18.0[${PYTHON_USEDEP}]
+	>=dev-python/tqdm-4.46.1[${PYTHON_USEDEP}]
+	>=dev-python/packaging-20.4[${PYTHON_USEDEP}]
+	dev-python/jsonschema[${PYTHON_USEDEP}]
+
+	dev-util/semgrep-core-bin"
+DEPEND="${RDEPEND}"
+
+src_prepare(){
+	rm -r tests
+	eapply_user
+}
+
+python_compile() {
+	export SEMGREP_SKIP_BIN=true
+	distutils-r1_python_compile
+}
diff --git a/dev-util/semgrep-core-bin/Manifest b/dev-util/semgrep-core-bin/Manifest
index 2c188b49d..a803af74a 100644
--- a/dev-util/semgrep-core-bin/Manifest
+++ b/dev-util/semgrep-core-bin/Manifest
@@ -1,2 +1,3 @@
 DIST semgrep-core-bin-0.51.0.zip 66503591 BLAKE2B f3cf2a6c74eb2fd2bc59bd27afc4ad9eead6c09760e917ae50fbce0d8aeaf2b2e0c3765b5194ec5dc7d378d16a42e726cc4bd0d2847f8f254a1ba554e1bbda73 SHA512 f367dde436eac8fd26d71f4fd1a819435b0276bb55b05d4d9bbe27d37a3a093d84a045fdd6620a7085424ff7b48fbc7dcb46d7b338fac061384f2a6278c5bacd
 DIST semgrep-core-bin-0.52.0.zip 66227377 BLAKE2B 39627034142517e6915ecfc3b1568210821c26bcba0d575718bb0df6a04f056241c54fd9651bc0c3a0e5fa0d79634972e405cb831e3e251a24dd4fddb53e6685 SHA512 db3b4c786c66811ab84dc03153f90d6c0a86f8e221f30acc90a095887a93792fe0bdbdc4a3e7bc8aa0c982142a577cf4155bee7b7b0090964b1ba4c5e7fe324e
+DIST semgrep-core-bin-0.55.1.zip 67236896 BLAKE2B 05b225c97b33e7d7ad3b340b77010019417581ada913e50b68faabb00f07c9aa79133da7979502b04bf8162925094b7bb9cf72e1d9981da1403eeb282bd7811a SHA512 94e61167b36bb38e37f7572438acf9c4d79b294fe97e58e8069792a9162679d2ec3cd30c4c6b7fc8c5b397798ed624d8bbe68daf7a33d7e34269d819fd2c02cb
diff --git a/dev-util/semgrep-core-bin/semgrep-core-bin-0.55.1.ebuild b/dev-util/semgrep-core-bin/semgrep-core-bin-0.55.1.ebuild
new file mode 100644
index 000000000..22f1f0b64
--- /dev/null
+++ b/dev-util/semgrep-core-bin/semgrep-core-bin-0.55.1.ebuild
@@ -0,0 +1,23 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DESCRIPTION="Lightweight static analysis for many languages"
+HOMEPAGE="https://github.com/returntocorp/semgrep"
+
+#SRC_URI="https://files.pythonhosted.org/packages/3.6/f/frida/frida-12.0.3-py3.6-linux-x86_64.egg"
+SRC_URI="https://files.pythonhosted.org/packages/3c/32/ab2945f7d4122f8204e199aacdb3bf685096d5c93d61e709c1db9d8a65de/semgrep-0.55.1-cp36.cp37.cp38.cp39.py36.py37.py38.py39-none-any.whl -> ${P}.zip"
+
+LICENSE="LGPL-2"
+SLOT="0"
+KEYWORDS="amd64"
+
+RDEPEND=""
+DEPEND="${RDEPEND}"
+
+S="${WORKDIR}/semgrep-${PV}.data"
+
+src_install(){
+	dobin purelib/semgrep/bin/{semgrep-core,spacegrep}
+}
diff --git a/scripts/python_dependencies.py b/scripts/python_dependencies.py
index c83857631..e7b428eb5 100755
--- a/scripts/python_dependencies.py
+++ b/scripts/python_dependencies.py
@@ -11,9 +11,14 @@ __author__ = "Anton Bolshakov"
 __license__ = "GPL-3"
 __email__ = "blshkv@pentoo.ch"
 
+#FIXME: missing deps if platform_system is specified, see:
+#dev-python/libsast
+
 #TODO: https://github.com/uiri/toml
 #def read_toml
 #msoffcrypto-tool-4.12.0
+#or? >>> import pep517.meta
+#>>> import pprint
 
 def portage_mapping(search):
     mapping =  {