diff --git a/contrib/frontends/cpp/nntpchan-daemon/.gitignore b/contrib/backends/nntpchan-daemon/.gitignore
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/.gitignore
rename to contrib/backends/nntpchan-daemon/.gitignore
diff --git a/contrib/frontends/cpp/nntpchan-daemon/Makefile b/contrib/backends/nntpchan-daemon/Makefile
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/Makefile
rename to contrib/backends/nntpchan-daemon/Makefile
diff --git a/contrib/frontends/cpp/nntpchan-daemon/nntpchan.cpp b/contrib/backends/nntpchan-daemon/nntpchan.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/nntpchan.cpp
rename to contrib/backends/nntpchan-daemon/nntpchan.cpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/nntpchan.ini b/contrib/backends/nntpchan-daemon/nntpchan.ini
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/nntpchan.ini
rename to contrib/backends/nntpchan-daemon/nntpchan.ini
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/base64.cpp b/contrib/backends/nntpchan-daemon/src/base64.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/base64.cpp
rename to contrib/backends/nntpchan-daemon/src/base64.cpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/base64.hpp b/contrib/backends/nntpchan-daemon/src/base64.hpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/base64.hpp
rename to contrib/backends/nntpchan-daemon/src/base64.hpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/buffer.cpp b/contrib/backends/nntpchan-daemon/src/buffer.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/buffer.cpp
rename to contrib/backends/nntpchan-daemon/src/buffer.cpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/buffer.hpp b/contrib/backends/nntpchan-daemon/src/buffer.hpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/buffer.hpp
rename to contrib/backends/nntpchan-daemon/src/buffer.hpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/crypto.cpp b/contrib/backends/nntpchan-daemon/src/crypto.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/crypto.cpp
rename to contrib/backends/nntpchan-daemon/src/crypto.cpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/crypto.hpp b/contrib/backends/nntpchan-daemon/src/crypto.hpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/crypto.hpp
rename to contrib/backends/nntpchan-daemon/src/crypto.hpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/event.cpp b/contrib/backends/nntpchan-daemon/src/event.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/event.cpp
rename to contrib/backends/nntpchan-daemon/src/event.cpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/event.hpp b/contrib/backends/nntpchan-daemon/src/event.hpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/event.hpp
rename to contrib/backends/nntpchan-daemon/src/event.hpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/ini.hpp b/contrib/backends/nntpchan-daemon/src/ini.hpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/ini.hpp
rename to contrib/backends/nntpchan-daemon/src/ini.hpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/line.cpp b/contrib/backends/nntpchan-daemon/src/line.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/line.cpp
rename to contrib/backends/nntpchan-daemon/src/line.cpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/line.hpp b/contrib/backends/nntpchan-daemon/src/line.hpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/line.hpp
rename to contrib/backends/nntpchan-daemon/src/line.hpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/message.cpp b/contrib/backends/nntpchan-daemon/src/message.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/message.cpp
rename to contrib/backends/nntpchan-daemon/src/message.cpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/message.hpp b/contrib/backends/nntpchan-daemon/src/message.hpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/message.hpp
rename to contrib/backends/nntpchan-daemon/src/message.hpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/net.cpp b/contrib/backends/nntpchan-daemon/src/net.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/net.cpp
rename to contrib/backends/nntpchan-daemon/src/net.cpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/net.hpp b/contrib/backends/nntpchan-daemon/src/net.hpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/net.hpp
rename to contrib/backends/nntpchan-daemon/src/net.hpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/nntp_auth.cpp b/contrib/backends/nntpchan-daemon/src/nntp_auth.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/nntp_auth.cpp
rename to contrib/backends/nntpchan-daemon/src/nntp_auth.cpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/nntp_auth.hpp b/contrib/backends/nntpchan-daemon/src/nntp_auth.hpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/nntp_auth.hpp
rename to contrib/backends/nntpchan-daemon/src/nntp_auth.hpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/nntp_handler.cpp b/contrib/backends/nntpchan-daemon/src/nntp_handler.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/nntp_handler.cpp
rename to contrib/backends/nntpchan-daemon/src/nntp_handler.cpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/nntp_handler.hpp b/contrib/backends/nntpchan-daemon/src/nntp_handler.hpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/nntp_handler.hpp
rename to contrib/backends/nntpchan-daemon/src/nntp_handler.hpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/nntp_server.cpp b/contrib/backends/nntpchan-daemon/src/nntp_server.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/nntp_server.cpp
rename to contrib/backends/nntpchan-daemon/src/nntp_server.cpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/nntp_server.hpp b/contrib/backends/nntpchan-daemon/src/nntp_server.hpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/nntp_server.hpp
rename to contrib/backends/nntpchan-daemon/src/nntp_server.hpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/storage.cpp b/contrib/backends/nntpchan-daemon/src/storage.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/storage.cpp
rename to contrib/backends/nntpchan-daemon/src/storage.cpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/src/storage.hpp b/contrib/backends/nntpchan-daemon/src/storage.hpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/src/storage.hpp
rename to contrib/backends/nntpchan-daemon/src/storage.hpp
diff --git a/contrib/frontends/cpp/nntpchan-daemon/tool.cpp b/contrib/backends/nntpchan-daemon/tool.cpp
similarity index 100%
rename from contrib/frontends/cpp/nntpchan-daemon/tool.cpp
rename to contrib/backends/nntpchan-daemon/tool.cpp