diff --git a/.gitmodules b/.gitmodules
index 3e0748a47a1cf92feaceded6c863dd08d1388a0c..35d7bb23809941cd20b36348fa324cc2f0f6cb51 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,216 +1,88 @@
-[submodule "libdap"]
-	path = libdap
-	url = https://gitlab.demlabs.net/cellframe/libdap.git
-	branch = master
-[submodule "libdap-server"]
-	path = libdap-server
-	url = https://gitlab.demlabs.net/cellframe/libdap-server.git
-	branch = master
-[submodule "libdap-chain"]
-	path = libdap-chain
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain.git
-	branch = master
-[submodule "libdap-stream"]
-	path = libdap-stream
-	url = https://gitlab.demlabs.net/cellframe/libdap-stream.git
-	branch = master
-[submodule "libdap-server-core"]
-	path = libdap-server-core
-	url = https://gitlab.demlabs.net/cellframe/libdap-server-core.git
-	branch = master
-[submodule "libdap-stream-ch-chain"]
-	path = libdap-stream-ch-chain
-	url = https://gitlab.demlabs.net/cellframe/libdap-stream-ch-chain.git
-	branch = master
-[submodule "libdap-stream-ch-chat"]
-	path = libdap-stream-ch-chat
-	url = https://gitlab.demlabs.net/cellframe/libdap-stream-ch-chat.git
-	branch = master
-[submodule "libdap-chain-net"]
-	path = libdap-chain-net
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-net.git
-	branch = master
-[submodule "libdap-chain-net-srv"]
-	path = libdap-chain-net-srv
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-net-srv.git
-	branch = master
-[submodule "libdap-stream-ch-chain-net"]
-	path = libdap-stream-ch-chain-net
-	url = https://gitlab.demlabs.net/cellframe/libdap-stream-ch-chain-net.git
-	branch = master
-[submodule "libdap-stream-ch-chain-net-srv"]
-	path = libdap-stream-ch-chain-net-srv
-	url = https://gitlab.demlabs.net/cellframe/libdap-stream-ch-chain-net-srv.git
-	branch = master
-[submodule "libdap-chain-net-srv-vpn"]
-	path = libdap-chain-net-srv-vpn
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-net-srv-vpn.git
-	branch = master
-[submodule "libdap-chain-wallet"]
-	path = libdap-chain-wallet
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-wallet.git
-	branch = master
-[submodule "libdap-chain-crypto"]
-	path = libdap-chain-crypto
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-crypto.git
-	branch = master
-[submodule "libdap-chain-net-srv-app"]
-	path = libdap-chain-net-srv-app
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-net-srv-app.git
-	branch = master
-[submodule "libdap-chain-net-srv-app-db"]
-	path = libdap-chain-net-srv-app-db
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-net-srv-app-db.git
-	branch = master
-[submodule "libdap-stream-ch"]
-	path = libdap-stream-ch
-	url = https://gitlab.demlabs.net/cellframe/libdap-stream-ch.git
-	branch = master
-[submodule "libdap-chain-net-srv-datum"]
-	path = libdap-chain-net-srv-datum
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-net-srv-datum.git
-	branch = master
-[submodule "libdap-chain-net-srv-datum-pool"]
-	path = libdap-chain-net-srv-datum-pool
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-net-srv-datum-pool.git
-	branch = master
-[submodule "libdap-server-udp"]
-	path = libdap-server-udp
-	url = https://gitlab.demlabs.net/cellframe/libdap-server-udp.git
-	branch = master
-[submodule "libdap-client"]
-	path = libdap-client
-	url = https://gitlab.demlabs.net/cellframe/libdap-client.git
-	branch = master
-[submodule "libdap-chain-global-db"]
-	path = libdap-chain-global-db
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-global-db.git
-	branch = master
-[submodule "libdap-chain-mempool"]
-	path = libdap-chain-mempool
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-mempool.git
-	branch = master
-[submodule "libdap-chain-cs-dag"]
-	path = libdap-chain-cs-dag
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-cs-dag.git
-	branch = master
-[submodule "libdap-chain-cs-dag-poa"]
-	path = libdap-chain-cs-dag-poa
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-cs-dag-poa.git
-	branch = master
-[submodule "libdap-chain-cs-dag-pos"]
-	path = libdap-chain-cs-dag-pos
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-cs-dag-pos.git
-	branch = master
-[submodule "libdap-server-http-db-auth"]
-	path = libdap-server-http-db-auth
-	url = https://gitlab.demlabs.net/cellframe/libdap-server-http-db-auth.git
-	branch = master
-[submodule "libdap-chain-gdb"]
-	path = libdap-chain-gdb
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-gdb.git
-	branch = master
-[submodule "libdap-crypto"]
-	path = libdap-crypto
-	url = https://gitlab.demlabs.net/cellframe/libdap-crypto.git
-	branch = master
 [submodule "test/libdap-test"]
 	path = test/libdap-test
-	url = https://gitlab.demlabs.net/cellframe/libdap-test.git
-	branch = master
-[submodule "libdap-server-http-db"]
-	path = libdap-server-http-db
-	url = https://gitlab.demlabs.net/cellframe/libdap-server-http-db
-	branch = master
-[submodule "libdap-chain-common"]
-	path = libdap-chain-common
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-common
-	branch = master
-[submodule "libdap-chain-cli"]
-	path = libdap-chain-cli
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-cli.git
+	url = ../libdap-test.git
 	branch = master
 [submodule "libdap-plugins-python"]
 	path = libdap-plugins-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-plugins-python.git
+	url = ../libdap-plugins-python.git
 	branch = master
 [submodule "python-cellframe"]
 	path = python-cellframe
-	url = https://gitlab.demlabs.net/cellframe/python-cellframe.git
+	url = ../python-cellframe.git
 	branch = master
 [submodule "cellrame-sdk-python/libdap-server-core-python"]
 	path = cellrame-sdk-python/libdap-server-core-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-server-core-python
+	url = ../libdap-server-core-python
 	branch = master
 [submodule "cellrame-sdk-python/libdap-python"]
 	path = cellrame-sdk-python/libdap-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-python
+	url = ../libdap-python
 	branch = master
 [submodule "cellrame-sdk-python/libdap-crypto-python"]
 	path = cellrame-sdk-python/libdap-crypto-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-crypto-python
+	url = ../libdap-crypto-python
 	branch = master
 [submodule "cellrame-sdk-python/libdap-chain-common-python"]
 	path = cellrame-sdk-python/libdap-chain-common-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-common-python
+	url = ../libdap-chain-common-python
 	branch = master
 [submodule "cellrame-sdk-python/libdap-chain-net-python"]
 	path = cellrame-sdk-python/libdap-chain-net-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-common-python
+	url = ../libdap-chain-common-python
 	branch = master
 [submodule "cellrame-sdk-python/libdap-chain-gdb-python"]
 	path = cellrame-sdk-python/libdap-chain-gdb-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-gdb-python
+	url = ../libdap-chain-gdb-python
 	branch = master
 [submodule "cellrame-sdk-python/libdap-chain-python"]
 	path = cellrame-sdk-python/libdap-chain-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-python
+	url = ../libdap-chain-python
 	branch = master
 [submodule "cellrame-sdk-python/libdap-client-python"]
 	path = cellrame-sdk-python/libdap-client-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-client-python
+	url = ../libdap-client-python
 	branch = master
 [submodule "cellrame-sdk-python/libdap-app-cli-python"]
 	path = cellrame-sdk-python/libdap-app-cli-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-app-cli-python
+	url = ../libdap-app-cli-python
 	branch = master
 [submodule "cellframe-sdk-python/libdap-app-cli-python"]
 	path = cellframe-sdk-python/libdap-app-cli-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-app-cli-python
+	url = ../libdap-app-cli-python
 	branch = master
 [submodule "cellframe-sdk-python/libdap-client-python"]
 	path = cellframe-sdk-python/libdap-client-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-client-python
+	url = ../libdap-client-python
 	branch = master
 [submodule "cellframe-sdk-python/libdap-chain-python"]
 	path = cellframe-sdk-python/libdap-chain-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-python
+	url = ../libdap-chain-python
 	branch = master
 [submodule "cellframe-sdk-python/libdap-chain-common-python"]
 	path = cellframe-sdk-python/libdap-chain-common-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-common-python
+	url = ../libdap-chain-common-python
 	branch = master
 [submodule "cellframe-sdk-python/libdap-chain-net-python"]
 	path = cellframe-sdk-python/libdap-chain-net-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-net-python
+	url = ../libdap-chain-net-python
 	branch = master
 [submodule "cellframe-sdk-python/libdap-chain-gdb-python"]
 	path = cellframe-sdk-python/libdap-chain-gdb-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-chain-gdb-python
+	url = ../libdap-chain-gdb-python
 	branch = master
 [submodule "cellframe-sdk-python/libdap-crypto-python"]
 	path = cellframe-sdk-python/libdap-crypto-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-crypto-python
+	url = ../libdap-crypto-python
 	branch = master
 [submodule "cellframe-sdk-python/libdap-python"]
 	path = cellframe-sdk-python/libdap-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-python
+	url = ../libdap-python
 	branch = master
 [submodule "cellframe-sdk-python/libdap-server-core-python"]
 	path = cellframe-sdk-python/libdap-server-core-python
-	url = https://gitlab.demlabs.net/cellframe/libdap-server-core-python
+	url = ../libdap-server-core-python
 	branch = master
 [submodule "cellframe-sdk"]
 	path = cellframe-sdk
-	url = https://gitlab.demlabs.net/cellframe/cellframe-sdk
+	url = ../cellframe-sdk
 	branch = master
diff --git a/README.md b/README.md
index ebbb1361527826e238bcab33f2b77bf6c4e9ab85..e8763610136bded64a8217e5b222a239ce2fb324 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,7 @@ To successfully complete of the build, you must have following prerequisites pre
 * libldb-dev
 * libtalloc-dev
 * libtevent-dev
+* libpython3-dev
 * traceroute
 
 #### Prepare system
diff --git a/cellframe-sdk b/cellframe-sdk
index 878e93c356517f7bbfdc772ed4807cfa9845509b..da79b5fc88b866d74066515ced72423199e313e8 160000
--- a/cellframe-sdk
+++ b/cellframe-sdk
@@ -1 +1 @@
-Subproject commit 878e93c356517f7bbfdc772ed4807cfa9845509b
+Subproject commit da79b5fc88b866d74066515ced72423199e313e8