diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index a9f1c31b1..b1d7e5ad6 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,12 +1,66 @@
 # Copyright 2023-2024 Broadcom. All Rights Reserved.
 # SPDX-License-Identifier: BSD-2
 
-FROM mcr.microsoft.com/devcontainers/base:ubuntu-22.04
+# Use the base Ubuntu devcontainer image.
+FROM mcr.microsoft.com/devcontainers/base:ubuntu
 
-# Install additional packages unavailable in the base image or as a feature.
-# Note: Unable to be installed used the "postCreateCommand" option.
+# Install additional packages.
 RUN apt-get update && \
-    apt-get install -y jq xorriso whois && \
-    apt-get autoremove -y && \
+    apt-get install -y apt-transport-https curl git jq software-properties-common unzip wget whois xorriso ca-certificates
+
+RUN update-ca-certificates
+
+# Install Packer using the latest release.
+RUN PACKER_VERSION=$(curl -s https://api.github.com/repos/hashicorp/packer/releases/latest | jq -r .tag_name | sed 's/^v//') && \
+    echo "Latest Packer Version: ${PACKER_VERSION}." && \
+    PACKER_URL="https://releases.hashicorp.com/packer/${PACKER_VERSION}/packer_${PACKER_VERSION}_linux_amd64.zip" && \
+    echo "Downloading Packer from ${PACKER_URL}..." && \
+    wget --no-check-certificate -q -O packer_${PACKER_VERSION}_linux_amd64.zip ${PACKER_URL} || { echo "Error: Failed to download."; wget --no-check-certificate ${PACKER_URL}; exit 1; } && \
+    echo "Installing Packer ${PACKER_VERSION}..." && \
+    unzip -o packer_${PACKER_VERSION}_linux_amd64.zip || { echo "Failed to unzip the download."; exit 1; } && \
+    mv packer /usr/local/bin/ || { echo "Error: Failed to move binary."; exit 1; } && \
+    rm packer_${PACKER_VERSION}_linux_amd64.zip || { echo "Error: Failed to remove download."; exit 1; }
+
+# Install Terraform using the latest release.
+RUN TERRAFORM_VERSION=$(curl -s https://api.github.com/repos/hashicorp/terraform/releases/latest | jq -r .tag_name | sed 's/^v//') && \
+    echo "Latest Terraform Version: ${TERRAFORM_VERSION}." && \
+    TERRAFORM_URL="https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_linux_amd64.zip" && \
+    echo "Downloading Terraform from ${TERRAFORM_URL}..." && \
+    wget --no-check-certificate -q -O terraform_${TERRAFORM_VERSION}_linux_amd64.zip ${TERRAFORM_URL} || { echo "Error: Failed to download."; wget --no-check-certificate ${TERRAFORM_URL}; exit 1; } && \
+    echo "Installing Terraform ${TERRAFORM_VERSION}..." && \
+    unzip -o terraform_${TERRAFORM_VERSION}_linux_amd64.zip || { echo "Error: Failed to unzip the  download."; exit 1; } && \
+    mv terraform /usr/local/bin/ || { echo "Error: Failed to the move binary."; exit 1; } && \
+    rm terraform_${TERRAFORM_VERSION}_linux_amd64.zip || { echo "Error: Failed to remove download."; exit 1; }
+
+# Install Gomplate using the latest release.
+RUN GOMPLATE_VERSION=$(wget --no-check-certificate -q -O - https://api.github.com/repos/hairyhenderson/gomplate/releases/latest | jq -r .tag_name | sed 's/^v//') && \
+    echo "Latest Gomplate Version: ${GOMPLATE_VERSION}." && \
+    GOMPLATE_URL="https://github.com/hairyhenderson/gomplate/releases/download/v${GOMPLATE_VERSION}/gomplate_linux-amd64" && \
+    echo "Downloading Gomplate ${GOMPLATE_VERSION}..." && \
+    wget --no-check-certificate -q -O gomplate_linux-amd64 ${GOMPLATE_URL} || { echo "Error: Failed to download."; exit 1; } && \
+    echo "Installing Gomplate ${GOMPLATE_VERSION}..." && \
+    chmod +x gomplate_linux-amd64 && \
+    mv gomplate_linux-amd64 /usr/local/bin/gomplate || { echo "Error: Failed to move binary."; exit 1; }
+
+# Install PowerShell using the latest release.
+RUN PWSH_VERSION=$(wget --no-check-certificate -q -O - https://api.github.com/repos/PowerShell/PowerShell/releases/latest | jq -r .tag_name | sed 's/^v//') && \
+    echo "Latest PowerShell Version: ${PWSH_VERSION}." && \
+    PWSH_DEB_URL=$(wget --no-check-certificate -q -O - https://api.github.com/repos/PowerShell/PowerShell/releases/latest | jq -r '.assets[] | select(.name | endswith("amd64.deb")).browser_download_url' | head -n 1) && \
+    echo "Downloading PowerShell ${PWSH_VERSION}..." && \
+    wget --no-check-certificate -q $PWSH_DEB_URL || { echo "Error: Failed to download."; exit 1; } && \
+    echo "Installing PowerShell ${PWSH_VERSION}..." && \
+    dpkg -i $(basename $PWSH_DEB_URL) || { echo "Error: Failed to install PowerShell."; exit 1; } && \
+    rm $(basename $PWSH_DEB_URL) || { echo "Error: Failed to remove download."; exit 1; }
+
+# Install Python3 and Ansible.
+RUN add-apt-repository --yes --update ppa:ansible/ansible && \
+    apt-get update && \
+    apt-get install -y python3 python3-pip ansible
+
+# Cleanup.
+RUN apt-get autoremove -y && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
+
+# Set PATH
+ENV PATH="$HOME/.local/bin:$PATH"
diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 7aa71cfb6..baedd5be2 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -3,13 +3,7 @@
   "build": {
     "dockerfile": "Dockerfile"
   },
-  "features": {
-    "ghcr.io/devcontainers/features/powershell:1": {},
-    "ghcr.io/devcontainers-contrib/features/ansible:2": {},
-    "ghcr.io/devcontainers-contrib/features/packer-asdf:2": {},
-    "ghcr.io/devcontainers-contrib/features/terraform-asdf:2": {},
-    "ghcr.io/gickis/devcontainer-features/gomplate:1": {}
-  },
+  "features": {},
   "customizations": {
     "vscode": {
       "extensions": [
diff --git a/.vscode/settings.json b/.vscode/settings.json
index 908e00083..280a399f6 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -59,5 +59,8 @@
     "editor.formatOnType": true,
     "editor.trimAutoWhitespace": true,
     "editor.wordWrap": "off"
+  },
+  "[dockerfile]": {
+    "editor.defaultFormatter": "ms-azuretools.vscode-docker"
   }
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index cb51a7c35..2c5233992 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 ## v0.21.0
 
-> Release Date: Not Released
+> Release Date: 2024-09-26
 
 **Bug Fix**:
 
diff --git a/project.json b/project.json
index 48b7e9f25..ed80b829c 100644
--- a/project.json
+++ b/project.json
@@ -1,7 +1,7 @@
 {
     "project": {
         "name": "Packer Examples for vSphere",
-        "version": "v0.21.0-dev",
+        "version": "v0.21.0",
         "description": "This project provides a collection of opinionated examples that demonstrate how you can use both\nHashiCorp Packer and the Packer Plugin for VMware vSphere (vsphere-iso builder) to automate the\ncreation of virtual machine images for VMware vSphere environments.\n\nWhether you're a developer, systems administrator, or site reliability engineer, this project is\ndesigned to both help and inspire you in streamlining your infrastructure provisioning process and\nmaintain consistency in your virtualization workflow.",
         "urls": {
             "github": "https://github.com/vmware-samples/packer-examples-for-vsphere",