diff --git a/shared/aliases b/shared/aliases
new file mode 100644
index 0000000..343a40a
--- /dev/null
+++ b/shared/aliases
@@ -0,0 +1,107 @@
+# Shared Aliases
+# Compatible with both bash and zsh
+
+# Navigation
+alias ..='cd ..'
+alias ...='cd ../..'
+alias ....='cd ../../..'
+alias ~='cd ~'
+alias -- -='cd -'
+
+# List files
+alias l='ls -lah'
+alias la='ls -la'
+alias ll='ls -l'
+alias ls='ls --color=auto'
+
+# Grep with color
+alias grep='grep --color=auto'
+alias fgrep='fgrep --color=auto'
+alias egrep='egrep --color=auto'
+
+# Safety nets
+alias rm='rm -i'
+alias cp='cp -i'
+alias mv='mv -i'
+
+# Git shortcuts
+alias g='git'
+alias ga='git add'
+alias gc='git commit'
+alias gp='git push'
+alias gl='git pull'
+alias gs='git status'
+alias gd='git diff'
+alias gb='git branch'
+alias gco='git checkout'
+
+# System monitoring
+alias df='df -h'
+alias du='du -h'
+alias free='free -h'
+alias ps='ps aux'
+
+# Network
+alias ping='ping -c 5'
+alias ports='netstat -tuln'
+
+# Package management (Debian/Ubuntu)
+alias apt-update='sudo apt update && sudo apt upgrade'
+alias apt-install='sudo apt install'
+alias apt-search='sudo apt search'
+
+# Quick edits
+alias bashrc='$EDITOR ~/.bashrc'
+alias zshrc='$EDITOR ~/.zshrc'
+alias vimrc='$EDITOR ~/.vimrc'
+
+# Utilities
+alias weather='curl wttr.in'
+alias myip='curl ifconfig.me'
+alias path='echo $PATH | tr ":" "\n"'
+alias reload='exec $SHELL'
+
+# Dotfiles sync aliases
+alias dotsync='dotfiles_sync_now'
+alias dotsyncforce='dotfiles_sync_force'
+alias dotstatus='dotfiles_sync_status'
+alias dotson='dotfiles_sync_enable'
+alias dotsoff='dotfiles_sync_disable'
+
+# Package management aliases
+alias dotpkgs='dotfiles_packages_status'
+alias dotinstall='dotfiles_install_packages'
+alias dotcheck='dotfiles_check_packages'
+
+# Profile management aliases
+alias dotprofile='dotfiles_profile_status'
+alias dotprofileset='dotfiles_profile_set'
+alias dotprofiledetect='dotfiles_profile_detect'
+
+# Reset aliases
+alias dotreset='$HOME/.dotfiles/reset.sh'
+alias dotresetsoft='$HOME/.dotfiles/reset.sh --soft'
+alias dotresethard='$HOME/.dotfiles/reset.sh --hard'
+alias dotresetnuke='$HOME/.dotfiles/reset.sh --nuclear'
+
+# Update aliases
+alias dotupdatecheck='dotfiles_update_check'
+alias dotupdatestatus='dotfiles_update_status'
+alias dotupdate='dotfiles_update_install'
+
+# Task Master aliases
+alias tm='task-master'
+alias taskmaster='task-master'
+
+# SSH tunnel aliases
+alias sshuttle-vpn='sudo sshuttle -e "ssh -F /home/eric/.ssh/config" -NH'
+alias sshuttle-txtwire='sshuttle-vpn -r root@208.76.194.2 192.168.0.0/21'
+
+# Project control alias
+alias ta="/home/eric/projects/misc/terraform/projectctl.sh"
+
+# Git remote URL conversion aliases
+alias git-remote-toggle='git_remote_toggle'
+alias git-remote-ssh='git_remote_to_ssh'
+alias git-remote-https='git_remote_to_https'
+alias git-convert='git_remote_convert'
\ No newline at end of file
diff --git a/shared/completions b/shared/completions
new file mode 100644
index 0000000..5c97d29
--- /dev/null
+++ b/shared/completions
@@ -0,0 +1,83 @@
+# Shared Completion Functions
+# Compatible with both bash and zsh
+
+# Custom completion for 'ta' command
+_ta_complete() {
+  local cur prev actions layers tf_cmds ansible_cmds
+  
+  # Get current word and previous word based on shell
+  if [[ -n "$ZSH_VERSION" ]]; then
+    # Zsh completion
+    cur="${words[CURRENT]}"
+    prev="${words[CURRENT-1]}"
+    local comp_word=$CURRENT
+  else
+    # Bash completion
+    local cur prev
+    _get_comp_words_by_ref cur prev
+    local comp_word=$COMP_CWORD
+  fi
+  
+  actions="terraform ansible install remove"
+  layers="foundation showcase"
+  tf_cmds="init plan apply refresh destroy"
+  ansible_cmds=""  # Add Ansible-specific commands here if needed
+
+  case $comp_word in
+    1)
+      if [[ -n "$ZSH_VERSION" ]]; then
+        compadd $actions
+      else
+        COMPREPLY=( $(compgen -W "$actions" -- "$cur") )
+      fi
+      ;;
+    2)
+      if [[ "$prev" == "terraform" || "$prev" == "ansible" ]]; then
+        if [[ -n "$ZSH_VERSION" ]]; then
+          compadd $layers
+        else
+          COMPREPLY=( $(compgen -W "$layers" -- "$cur") )
+        fi
+      fi
+      ;;
+    3)
+      if [[ -n "$ZSH_VERSION" ]]; then
+        local first_word="${words[2]}"
+      else
+        local first_word="${COMP_WORDS[1]}"
+      fi
+      
+      if [[ "$first_word" == "terraform" ]]; then
+        if [[ -n "$ZSH_VERSION" ]]; then
+          compadd $tf_cmds
+        else
+          COMPREPLY=( $(compgen -W "$tf_cmds" -- "$cur") )
+        fi
+      elif [[ "$first_word" == "ansible" ]]; then
+        if [[ -n "$ZSH_VERSION" ]]; then
+          compadd $ansible_cmds
+        else
+          COMPREPLY=( $(compgen -W "$ansible_cmds" -- "$cur") )
+        fi
+      fi
+      ;;
+    *)
+      # Fallback to file completions
+      if [[ -n "$ZSH_VERSION" ]]; then
+        _files
+      else
+        COMPREPLY=( $(compgen -f -- "$cur") )
+      fi
+      ;;
+  esac
+  return 0
+}
+
+# Register completion based on shell
+if [[ -n "$ZSH_VERSION" ]]; then
+  # Zsh completion registration
+  compdef _ta_complete ta
+else
+  # Bash completion registration
+  complete -F _ta_complete ta
+fi
\ No newline at end of file
diff --git a/shared/exports b/shared/exports
new file mode 100644
index 0000000..a7ac2b8
--- /dev/null
+++ b/shared/exports
@@ -0,0 +1,34 @@
+# Environment Variables
+# Shared across all shells
+
+# Editor preferences
+export EDITOR=vim
+export VISUAL=vim
+export PAGER=less
+
+# Path modifications
+export PATH="$HOME/.local/bin:$HOME/bin:/usr/local/bin:$PATH"
+export PATH="~/.npm-global/bin:$PATH"
+export PATH="/home/eric/.opencode/bin:$PATH"
+
+# History settings
+export HISTSIZE=10000
+export HISTFILESIZE=20000
+export HISTCONTROL=ignoreboth:erasedups
+
+# Color support
+export CLICOLOR=1
+export LSCOLORS=ExFxBxDxCxegedabagacad
+
+# Less configuration
+export LESS='-R -i -M -F -X'
+
+# Locale settings
+export LC_ALL=en_US.UTF-8
+export LANG=en_US.UTF-8
+
+# Development tools
+export GREP_OPTIONS='--color=auto'
+
+# Custom environment variables
+export LOCAL_ENDPOINT=http://10.13.0.254:11434/v1
\ No newline at end of file
diff --git a/shared/functions b/shared/functions
new file mode 100644
index 0000000..c27d602
--- /dev/null
+++ b/shared/functions
@@ -0,0 +1,310 @@
+# Shared Functions
+# Compatible with both bash and zsh
+
+# Create directory and cd into it
+mkcd() {
+    mkdir -p "$1" && cd "$1"
+}
+
+# Extract archives
+extract() {
+    if [ -f "$1" ]; then
+        case "$1" in
+            *.tar.bz2)   tar xjf "$1"     ;;
+            *.tar.gz)    tar xzf "$1"     ;;
+            *.bz2)       bunzip2 "$1"     ;;
+            *.rar)       unrar x "$1"     ;;
+            *.gz)        gunzip "$1"      ;;
+            *.tar)       tar xf "$1"      ;;
+            *.tbz2)      tar xjf "$1"     ;;
+            *.tgz)       tar xzf "$1"     ;;
+            *.zip)       unzip "$1"       ;;
+            *.Z)         uncompress "$1"  ;;
+            *.7z)        7z x "$1"        ;;
+            *)           echo "'$1' cannot be extracted via extract()" ;;
+        esac
+    else
+        echo "'$1' is not a valid file"
+    fi
+}
+
+# Find files by name
+findfile() {
+    find . -type f -name "*$1*" 2>/dev/null
+}
+
+# Find directories by name
+finddir() {
+    find . -type d -name "*$1*" 2>/dev/null
+}
+
+# Process grep
+psgrep() {
+    ps aux | grep "$1" | grep -v grep
+}
+
+# Quick backup
+backup() {
+    cp "$1"{,.bak}
+}
+
+# Show disk usage of current directory
+usage() {
+    du -sh ./* | sort -hr
+}
+
+# Package management functions
+dotfiles_packages_status() {
+    echo "📦 Package Status Check"
+    echo "======================"
+    
+    # Check if package manager is available
+    if [[ -f "$HOME/.dotfiles/lib/package_manager.sh" ]]; then
+        source "$HOME/.dotfiles/lib/package_manager.sh"
+        
+        echo "📋 System packages:"
+        for pkg in sshuttle curl git vim; do
+            case "$pkg" in
+                "sshuttle") check="which sshuttle" ;;
+                "curl") check="which curl" ;;
+                "git") check="which git" ;;
+                "vim") check="which vim" ;;
+            esac
+            if is_package_installed "$check"; then
+                echo "  ✅ $pkg"
+            else
+                echo "  ❌ $pkg (missing)"
+            fi
+        done
+        
+        echo ""
+        echo "⚡ Binary packages:"
+        for pkg in claude-code gemini-cli; do
+            case "$pkg" in
+                "claude-code") check="which claude" ;;
+                "gemini-cli") check="which gemini" ;;
+            esac
+            if is_package_installed "$check"; then
+                echo "  ✅ $pkg"
+            else
+                echo "  ❌ $pkg (missing)"
+            fi
+        done
+        
+        echo ""
+        echo "🐙 GitHub packages:"
+        for pkg in fzf bat ripgrep fd delta; do
+            case "$pkg" in
+                "fzf") check="which fzf" ;;
+                "bat") check="which bat" ;;
+                "ripgrep") check="which rg" ;;
+                "fd") check="which fd" ;;
+                "delta") check="which delta" ;;
+            esac
+            if is_package_installed "$check"; then
+                echo "  ✅ $pkg"
+            else
+                echo "  ❌ $pkg (missing)"
+            fi
+        done
+        
+    else
+        echo "❌ Package manager not available"
+    fi
+}
+
+dotfiles_install_packages() {
+    if [[ -f "$HOME/.dotfiles/lib/package_manager.sh" ]]; then
+        source "$HOME/.dotfiles/lib/package_manager.sh"
+        install_all_packages
+    else
+        echo "❌ Package manager not available"
+    fi
+}
+
+dotfiles_check_packages() {
+    if [[ -f "$HOME/.dotfiles/lib/package_manager.sh" ]]; then
+        source "$HOME/.dotfiles/lib/package_manager.sh"
+        install_all_packages true  # Skip optional packages
+    else
+        echo "❌ Package manager not available"
+    fi
+}
+
+# Profile management functions
+dotfiles_profile_status() {
+    if [[ -f "$HOME/.dotfiles/lib/profile_manager.sh" ]]; then
+        source "$HOME/.dotfiles/lib/profile_manager.sh"
+        show_profile_status
+    else
+        echo "❌ Profile manager not available"
+    fi
+}
+
+dotfiles_profile_set() {
+    local new_profile="$1"
+    if [[ -z "$new_profile" ]]; then
+        echo "Usage: dotfiles_profile_set <profile>"
+        echo "Available profiles: server, dev, dev-lite, personal, minimal"
+        return 1
+    fi
+    
+    if [[ -f "$HOME/.dotfiles/lib/profile_manager.sh" ]]; then
+        source "$HOME/.dotfiles/lib/profile_manager.sh"
+        set_profile "$new_profile"
+        echo "✅ Profile set to: $new_profile"
+        echo "🔄 Run 'dotinstall' to apply profile changes"
+    else
+        echo "❌ Profile manager not available"
+    fi
+}
+
+dotfiles_profile_detect() {
+    if [[ -f "$HOME/.dotfiles/lib/profile_manager.sh" ]]; then
+        source "$HOME/.dotfiles/lib/profile_manager.sh"
+        local detected=$(detect_machine_profile)
+        echo "🤖 Auto-detected profile: $detected"
+        echo "Current profile: $(get_current_profile)"
+        echo ""
+        echo "Set detected profile? [y/N]: "
+        read -r response
+        if [[ "$response" =~ ^[Yy]$ ]]; then
+            set_profile "$detected"
+            echo "✅ Profile updated to: $detected"
+        fi
+    else
+        echo "❌ Profile manager not available"
+    fi
+}
+
+# Update management functions
+dotfiles_update_check() {
+    local force=${1:-false}
+    if [[ "$1" == "--force" ]]; then
+        force=true
+    fi
+    
+    if [[ -f "$HOME/.dotfiles/lib/update_checker.sh" ]]; then
+        source "$HOME/.dotfiles/lib/update_checker.sh"
+        check_for_updates "$force" true
+    else
+        echo "❌ Update checker not available"
+    fi
+}
+
+dotfiles_update_status() {
+    if [[ -f "$HOME/.dotfiles/lib/update_checker.sh" ]]; then
+        source "$HOME/.dotfiles/lib/update_checker.sh"
+        show_update_status
+    else
+        echo "❌ Update checker not available"
+    fi
+}
+
+dotfiles_update_install() {
+    if [[ -f "$HOME/.dotfiles/lib/update_checker.sh" ]]; then
+        source "$HOME/.dotfiles/lib/update_checker.sh"
+        update_packages
+    else
+        echo "❌ Update checker not available"
+    fi
+}
+
+# Git remote URL conversion functions
+git_remote_convert() {
+    local remote_name="${1:-origin}"
+    local target_format="$2"
+    
+    # Get current remote URL
+    local current_url=$(git remote get-url "$remote_name" 2>/dev/null)
+    
+    if [[ -z "$current_url" ]]; then
+        echo "❌ No remote '$remote_name' found in this repository"
+        return 1
+    fi
+    
+    local new_url=""
+    local current_format=""
+    
+    # Detect current format and convert
+    if [[ "$current_url" =~ ^git@([^:]+):(.+)\.git$ ]]; then
+        # SSH format: git@hostname:user/repo.git
+        current_format="ssh"
+        local hostname="${BASH_REMATCH[1]}"
+        local repo_path="${BASH_REMATCH[2]}"
+        new_url="https://${hostname}/${repo_path}.git"
+    elif [[ "$current_url" =~ ^https://([^/]+)/(.+)\.git$ ]]; then
+        # HTTPS format: https://hostname/user/repo.git
+        current_format="https"
+        local hostname="${BASH_REMATCH[1]}"
+        local repo_path="${BASH_REMATCH[2]}"
+        new_url="git@${hostname}:${repo_path}.git"
+    elif [[ "$current_url" =~ ^https://([^/]+)/(.+)$ ]]; then
+        # HTTPS format without .git suffix
+        current_format="https"
+        local hostname="${BASH_REMATCH[1]}"
+        local repo_path="${BASH_REMATCH[2]}"
+        new_url="git@${hostname}:${repo_path}.git"
+    else
+        echo "❌ Unknown URL format: $current_url"
+        return 1
+    fi
+    
+    # Check if target format is specified and matches current
+    if [[ -n "$target_format" ]]; then
+        if [[ "$target_format" == "$current_format" ]]; then
+            echo "✅ Remote '$remote_name' is already in $current_format format"
+            echo "   Current URL: $current_url"
+            return 0
+        elif [[ "$target_format" != "ssh" && "$target_format" != "https" ]]; then
+            echo "❌ Invalid target format. Use 'ssh' or 'https'"
+            return 1
+        fi
+        
+        # Convert to specific format
+        if [[ "$target_format" == "ssh" && "$current_format" == "https" ]]; then
+            # Already converted above
+            :
+        elif [[ "$target_format" == "https" && "$current_format" == "ssh" ]]; then
+            # Already converted above
+            :
+        fi
+    fi
+    
+    # Show current and new URLs
+    echo "🔄 Converting git remote '$remote_name'"
+    echo "   From ($current_format): $current_url"
+    echo "   To   ($([[ $current_format == "ssh" ]] && echo "https" || echo "ssh")): $new_url"
+    echo ""
+    
+    # Confirm change
+    echo "Proceed with conversion? [y/N]: "
+    read -r response
+    if [[ "$response" =~ ^[Yy]$ ]]; then
+        if git remote set-url "$remote_name" "$new_url"; then
+            echo "✅ Successfully converted remote '$remote_name'"
+            echo "   New URL: $(git remote get-url "$remote_name")"
+        else
+            echo "❌ Failed to update remote URL"
+            return 1
+        fi
+    else
+        echo "❌ Conversion cancelled"
+        return 1
+    fi
+}
+
+git_remote_to_ssh() {
+    local remote_name="${1:-origin}"
+    git_remote_convert "$remote_name" "ssh"
+}
+
+git_remote_to_https() {
+    local remote_name="${1:-origin}"
+    git_remote_convert "$remote_name" "https"
+}
+
+git_remote_toggle() {
+    local remote_name="${1:-origin}"
+    git_remote_convert "$remote_name"
+}
\ No newline at end of file
diff --git a/shared/prompt b/shared/prompt
new file mode 100644
index 0000000..532a73b
--- /dev/null
+++ b/shared/prompt
@@ -0,0 +1,25 @@
+# Shared Prompt Configuration
+# Set up a consistent prompt across shells
+
+# Colors
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[0;33m'
+BLUE='\033[0;34m'
+PURPLE='\033[0;35m'
+CYAN='\033[0;36m'
+WHITE='\033[0;37m'
+RESET='\033[0m'
+
+# Git branch display function
+git_branch() {
+    git branch 2>/dev/null | grep '^*' | colrm 1 2
+}
+
+# Git status indicators
+git_status() {
+    local status=$(git status --porcelain 2>/dev/null)
+    if [[ -n $status ]]; then
+        echo "*"
+    fi
+}
\ No newline at end of file
diff --git a/shared/sync b/shared/sync
new file mode 100644
index 0000000..f98da81
--- /dev/null
+++ b/shared/sync
@@ -0,0 +1,84 @@
+# Dotfiles Auto-Sync Configuration
+# This file is sourced by shell configurations to enable automatic syncing
+
+# Function to run dotfiles sync
+dotfiles_sync() {
+    if [[ -x "$HOME/.dotfiles/sync.sh" ]]; then
+        "$HOME/.dotfiles/sync.sh" --background
+    fi
+}
+
+# Function to enable/disable sync
+dotfiles_sync_enable() {
+    echo "true" > "$HOME/.dotfiles/.sync_enabled"
+    echo "✅ Dotfiles auto-sync enabled"
+}
+
+dotfiles_sync_disable() {
+    echo "false" > "$HOME/.dotfiles/.sync_enabled"
+    echo "❌ Dotfiles auto-sync disabled"
+}
+
+# Function to manually trigger sync
+dotfiles_sync_now() {
+    if [[ -x "$HOME/.dotfiles/sync.sh" ]]; then
+        "$HOME/.dotfiles/sync.sh" --manual
+    else
+        echo "❌ Sync script not found or not executable"
+    fi
+}
+
+# Function to force sync (ignores timing)
+dotfiles_sync_force() {
+    if [[ -x "$HOME/.dotfiles/sync.sh" ]]; then
+        "$HOME/.dotfiles/sync.sh" --force
+    else
+        echo "❌ Sync script not found or not executable"
+    fi
+}
+
+# Function to show sync status
+dotfiles_sync_status() {
+    local sync_enabled_file="$HOME/.dotfiles/.sync_enabled"
+    local last_sync_file="$HOME/.dotfiles/.last_sync"
+    local sync_log="$HOME/.dotfiles/.sync.log"
+    
+    echo "🔧 Dotfiles Sync Status:"
+    
+    if [[ -f "$sync_enabled_file" ]]; then
+        local enabled=$(cat "$sync_enabled_file")
+        if [[ "$enabled" == "true" ]]; then
+            echo "   Status: ✅ Enabled"
+        else
+            echo "   Status: ❌ Disabled"
+        fi
+    else
+        echo "   Status: ✅ Enabled (default)"
+    fi
+    
+    if [[ -f "$last_sync_file" ]]; then
+        local last_sync=$(cat "$last_sync_file")
+        local last_sync_date=$(date -d "@$last_sync" 2>/dev/null || echo "Unknown")
+        echo "   Last sync: $last_sync_date"
+    else
+        echo "   Last sync: Never"
+    fi
+    
+    if [[ -f "$sync_log" ]]; then
+        echo "   Recent activity:"
+        tail -3 "$sync_log" | sed 's/^/     /'
+    fi
+}
+
+# Auto-sync on shell startup (only for interactive shells)
+if [[ $- == *i* ]] && [[ -n "$HOME" ]] && [[ -d "$HOME/.dotfiles" ]]; then
+    dotfiles_sync
+    
+    # Also check for updates periodically (background, no output)
+    if [[ -f "$HOME/.dotfiles/lib/update_checker.sh" ]]; then
+        (
+            source "$HOME/.dotfiles/lib/update_checker.sh"
+            check_for_updates false false >/dev/null 2>&1 &
+        )
+    fi
+fi
\ No newline at end of file