diff --git a/README.md b/README.md
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--- /dev/null
+++ b/README.md
@@ -0,0 +1 @@
+# docker-images
diff --git a/os/Dockerfile b/os/Dockerfile
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index 0000000..5d490c0
--- /dev/null
+++ b/os/Dockerfile
@@ -0,0 +1,58 @@
+######################################################
+# ImageName : Operation System Image
+# Platform : amd64, arm64
+# Author : Seele.Clover
+# Copyright (c) 2024 by GDMU-NA, All Rights Reserved.
+######################################################
+
+# this Dockerfile is used to build the os image using apt, such as debian/ubuntu/kali-linux, etc.
+
+ARG SYSTEM_IMAGE
+ARG SYSTEM_VERSION
+FROM ${SYSTEM_IMAGE}:${SYSTEM_VERSION} as system
+
+LABEL org.opencontainers.image.name=${SYSTEM_IMAGE} \
+    org.opencontainers.image.version=${SYSTEM_VERSION} \
+    org.opencontainers.image.licenses="MIT" \
+    org.opencontainers.image.maintainer="Seele.Clover" \
+    org.opencontainers.image.vendor="GDMU-NA" \
+    org.opencontainers.image.repository="https://github.com/gdmuna/docker-images" \
+    org.opencontainers.image.url="https://hub.docker.com/r/gdmuna/docker-images"
+
+EXPOSE 22
+ENV LANG=C.UTF-8 \
+    TZ=Asia/Shanghai
+
+WORKDIR /root
+
+COPY --chown=root:root ./motd /etc/
+COPY --chown=root:root ./init/* /root/init/
+
+RUN export DEBIAN_FRONTEND=noninteractive \
+    && apt-get update \
+    # allow apt to work with https-based sources
+    && apt-get install -y --no-install-recommends ca-certificates \
+    && chmod +x /root/init/setAptSource.sh \
+    # add timezone setting
+    && apt-get install -y tzdata \
+    && echo "${TZ}" > /etc/timezone && ln -sf /usr/share/zoneinfo/${TZ} /etc/localtime \
+    && dpkg-reconfigure --frontend noninteractive tzdata \
+    # add ssh service
+    && apt-get install -y --no-install-recommends openssh-server \
+    && sed -i "/PermitRootLogin prohibit-password/a\PermitRootLogin yes" /etc/ssh/sshd_config \
+    && chmod +x /root/init/setRootPassword.sh \
+    # obtain the env of the container itself from 1st process and set it as the env of ssh
+    && echo '' >> /etc/profile \
+    && echo 'export $(cat /proc/1/environ | tr "\\0" "\\n" | xargs)' >> /etc/profile \
+    && echo '' >> /root/.bashrc \
+    && echo 'source /etc/profile' >> /root/.bashrc \
+    # add common tools
+    && apt-get install -y --no-install-recommends vim \
+    && apt-get install -y --no-install-recommends htop \
+    && apt-get install -y --no-install-recommends curl wget \
+    && apt-get install -y --no-install-recommends iproute2 iputils-ping traceroute \
+    # clean up cache
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
+
+CMD ["/bin/bash", "-c", "/etc/init.d/ssh start && tail -f /dev/null"]
diff --git a/os/init/setAptSource.sh b/os/init/setAptSource.sh
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index 0000000..c8d92df
--- /dev/null
+++ b/os/init/setAptSource.sh
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+# ubuntu amd64
+cp -a /etc/apt/sources.list /etc/apt/sources.list.bak \
+# change apt source to ustc
+&& sed -i "s@http://.*archive.ubuntu.com@https://mirrors.ustc.edu.cn@g" /etc/apt/sources.list \
+&& sed -i "s@http://.*security.ubuntu.com@https://mirrors.ustc.edu.cn@g" /etc/apt/sources.list \
+&& apt-get update
diff --git a/os/init/setRootPassword.sh b/os/init/setRootPassword.sh
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index 0000000..ac7a62f
--- /dev/null
+++ b/os/init/setRootPassword.sh
@@ -0,0 +1,4 @@
+#!/bin/bash
+
+PASSWORD=$1
+echo "root:$PASSWORD" | chpasswd
diff --git a/os/motd b/os/motd
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--- /dev/null
+++ b/os/motd
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+
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
++                                                                        +
++                                                                        +
++       ██████  ██████  ███    ███ ██    ██       ███    ██  █████       +
++      ██       ██   ██ ████  ████ ██    ██       ████   ██ ██   ██      +
++      ██   ███ ██   ██ ██ ████ ██ ██    ██ █████ ██ ██  ██ ███████      +
++      ██    ██ ██   ██ ██  ██  ██ ██    ██       ██  ██ ██ ██   ██      +
++       ██████  ██████  ██      ██  ██████        ██   ████ ██   ██      +
++                                                                        +
++  ====================================================================  +
++                                                                        +
++             Welcome to GDMU-NA Cloud Development Platform !            +
++                                                                        +
++                                                                        +
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+