diff --git a/tools/addon/add-netbird-lxc.sh b/tools/addon/add-netbird-lxc.sh
index 4056c5776..aa008e0fc 100644
--- a/tools/addon/add-netbird-lxc.sh
+++ b/tools/addon/add-netbird-lxc.sh
@@ -79,6 +79,10 @@ EOF
 header_info
 msg "Installing NetBird..."
 pct exec "$CTID" -- bash -c '
+if ! command -v curl &>/dev/null; then
+  apt-get update -qq
+  apt-get install -y curl >/dev/null
+fi
 apt install -y ca-certificates gpg &>/dev/null
 curl -fsSL "https://pkgs.netbird.io/debian/public.key" | gpg --dearmor >/usr/share/keyrings/netbird-archive-keyring.gpg
 echo "deb [signed-by=/usr/share/keyrings/netbird-archive-keyring.gpg] https://pkgs.netbird.io/debian stable main" >/etc/apt/sources.list.d/netbird.list
diff --git a/tools/addon/add-tailscale-lxc.sh b/tools/addon/add-tailscale-lxc.sh
index c671c02f6..838864013 100644
--- a/tools/addon/add-tailscale-lxc.sh
+++ b/tools/addon/add-tailscale-lxc.sh
@@ -89,6 +89,12 @@ if ! dig +short pkgs.tailscale.com | grep -qvE "^127\.|^0\.0\.0\.0$"; then
   echo "nameserver 1.1.1.1" >"$ORIG_RESOLV"
 fi
 
+if ! command -v curl &>/dev/null; then
+  echo "[INFO] curl not found, installing..."
+  apt-get update -qq
+  apt-get install -y curl >/dev/null
+fi
+
 curl -fsSL https://pkgs.tailscale.com/stable/${ID}/${VER}.noarmor.gpg \
   | tee /usr/share/keyrings/tailscale-archive-keyring.gpg >/dev/null
 
diff --git a/tools/addon/adguardhome-sync.sh b/tools/addon/adguardhome-sync.sh
index 8edac83f0..249223aaa 100644
--- a/tools/addon/adguardhome-sync.sh
+++ b/tools/addon/adguardhome-sync.sh
@@ -5,6 +5,11 @@
 # License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
 # Source: https://github.com/bakito/adguardhome-sync
 
+if ! command -v curl &>/dev/null; then
+  printf "\r\e[2K%b" '\033[93m Setup Source \033[m' >&2
+  apt-get update >/dev/null 2>&1
+  apt-get install -y curl >/dev/null 2>&1
+fi
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/core.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/tools.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/error_handler.func)
diff --git a/tools/addon/copyparty.sh b/tools/addon/copyparty.sh
index c54cf6a22..058b0b21b 100644
--- a/tools/addon/copyparty.sh
+++ b/tools/addon/copyparty.sh
@@ -5,6 +5,11 @@
 # License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
 # Source: https://github.com/9001/copyparty
 
+if ! command -v curl &>/dev/null; then
+  printf "\r\e[2K%b" '\033[93m Setup Source \033[m' >&2
+  apt-get update >/dev/null 2>&1
+  apt-get install -y curl >/dev/null 2>&1
+fi
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/core.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/tools.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/error_handler.func)
diff --git a/tools/addon/filebrowser-quantum.sh b/tools/addon/filebrowser-quantum.sh
index 6802b9fb9..33bb70997 100644
--- a/tools/addon/filebrowser-quantum.sh
+++ b/tools/addon/filebrowser-quantum.sh
@@ -110,6 +110,7 @@ if [[ -f "$INSTALL_PATH" ]]; then
   read -r update_prompt
   if [[ "${update_prompt,,}" =~ ^(y|yes)$ ]]; then
     msg_info "Updating ${APP}"
+    if ! command -v curl &>/dev/null; then $PKG_MANAGER curl &>/dev/null; fi
     curl -fsSL https://github.com/gtsteffaniak/filebrowser/releases/latest/download/linux-amd64-filebrowser -o "$TMP_BIN"
     chmod +x "$TMP_BIN"
     mv -f "$TMP_BIN" /usr/local/bin/filebrowser
diff --git a/tools/addon/filebrowser.sh b/tools/addon/filebrowser.sh
index 413e1b44f..620a57a79 100644
--- a/tools/addon/filebrowser.sh
+++ b/tools/addon/filebrowser.sh
@@ -88,6 +88,7 @@ if [ -f "$INSTALL_PATH" ]; then
     read -r -p "Would you like to update ${APP}? (y/N): " update_prompt
     if [[ "${update_prompt,,}" =~ ^(y|yes)$ ]]; then
         msg_info "Updating ${APP}"
+        if ! command -v curl &>/dev/null; then $PKG_MANAGER curl &>/dev/null; fi
         curl -fsSL "https://github.com/filebrowser/filebrowser/releases/latest/download/linux-amd64-filebrowser.tar.gz" | tar -xzv -C /usr/local/bin &>/dev/null
         chmod +x "$INSTALL_PATH"
         msg_ok "Updated ${APP}"
diff --git a/tools/addon/glances.sh b/tools/addon/glances.sh
index 4dec041e2..227d211e0 100644
--- a/tools/addon/glances.sh
+++ b/tools/addon/glances.sh
@@ -44,7 +44,7 @@ IP=$(get_lxc_ip)
 install_glances_debian() {
   msg_info "Installing dependencies"
   apt-get update >/dev/null 2>&1
-  apt-get install -y gcc lm-sensors wireless-tools >/dev/null 2>&1
+  apt-get install -y gcc lm-sensors wireless-tools curl >/dev/null 2>&1
   msg_ok "Installed dependencies"
 
   msg_info "Setting up Python + uv"
@@ -114,7 +114,7 @@ install_glances_alpine() {
   apk update >/dev/null 2>&1
   $STD apk add --no-cache \
     gcc musl-dev linux-headers python3-dev \
-    python3 py3-pip py3-virtualenv lm-sensors wireless-tools >/dev/null 2>&1
+    python3 py3-pip py3-virtualenv lm-sensors wireless-tools curl >/dev/null 2>&1
   msg_ok "Installed dependencies"
 
   msg_info "Setting up Python + uv"
diff --git a/tools/addon/immich-public-proxy.sh b/tools/addon/immich-public-proxy.sh
index 77471722a..c98a92708 100644
--- a/tools/addon/immich-public-proxy.sh
+++ b/tools/addon/immich-public-proxy.sh
@@ -5,6 +5,11 @@
 # License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
 # Source: https://github.com/alangrainger/immich-public-proxy
 
+if ! command -v curl &>/dev/null; then
+  printf "\r\e[2K%b" '\033[93m Setup Source \033[m' >&2
+  apt-get update >/dev/null 2>&1
+  apt-get install -y curl >/dev/null 2>&1
+fi
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/core.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/tools.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/error_handler.func)
diff --git a/tools/addon/jellystat.sh b/tools/addon/jellystat.sh
index 298adfb01..2afd4fa81 100644
--- a/tools/addon/jellystat.sh
+++ b/tools/addon/jellystat.sh
@@ -5,6 +5,11 @@
 # License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
 # Source: https://github.com/CyferShepard/Jellystat
 
+if ! command -v curl &>/dev/null; then
+  printf "\r\e[2K%b" '\033[93m Setup Source \033[m' >&2
+  apt-get update >/dev/null 2>&1
+  apt-get install -y curl >/dev/null 2>&1
+fi
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/core.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/tools.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/error_handler.func)
diff --git a/tools/addon/nextcloud-exporter.sh b/tools/addon/nextcloud-exporter.sh
index 4e29f1680..60be17acb 100644
--- a/tools/addon/nextcloud-exporter.sh
+++ b/tools/addon/nextcloud-exporter.sh
@@ -5,6 +5,11 @@
 # License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
 # Source: https://github.com/xperimental/nextcloud-exporter
 
+if ! command -v curl &>/dev/null; then
+  printf "\r\e[2K%b" '\033[93m Setup Source \033[m' >&2
+  apt-get update >/dev/null 2>&1
+  apt-get install -y curl >/dev/null 2>&1
+fi
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/core.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/tools.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/error_handler.func)
diff --git a/tools/addon/olivetin.sh b/tools/addon/olivetin.sh
index f20800b16..54672402a 100644
--- a/tools/addon/olivetin.sh
+++ b/tools/addon/olivetin.sh
@@ -51,6 +51,10 @@ function msg_ok() {
 }
 
 msg_info "Installing ${APP}"
+if ! command -v curl &>/dev/null; then
+  apt-get update >/dev/null 2>&1
+  apt-get install -y curl >/dev/null 2>&1
+fi
 curl -fsSL "https://github.com/OliveTin/OliveTin/releases/latest/download/OliveTin_linux_amd64.deb" -o $(basename "https://github.com/OliveTin/OliveTin/releases/latest/download/OliveTin_linux_amd64.deb")
 dpkg -i OliveTin_linux_amd64.deb &>/dev/null
 systemctl enable --now OliveTin &>/dev/null
diff --git a/tools/addon/phpmyadmin.sh b/tools/addon/phpmyadmin.sh
index 47ca2713c..f19a037bc 100644
--- a/tools/addon/phpmyadmin.sh
+++ b/tools/addon/phpmyadmin.sh
@@ -57,6 +57,10 @@ function msg_ok() { echo -e "${CM} ${GN}${1}${CL}"; }
 function msg_error() { echo -e "${CROSS} ${RD}${1}${CL}"; }
 
 function check_internet() {
+  if ! command -v curl &>/dev/null; then
+    apt-get update >/dev/null 2>&1
+    apt-get install -y curl >/dev/null 2>&1
+  fi
   msg_info "Checking Internet connectivity to GitHub"
   HTTP_CODE=$(curl -s -o /dev/null -w "%{http_code}" https://github.com)
   if [[ "$HTTP_CODE" -ge 200 && "$HTTP_CODE" -lt 400 ]]; then
diff --git a/tools/addon/pihole-exporter.sh b/tools/addon/pihole-exporter.sh
index 7aa959679..c2395d86c 100644
--- a/tools/addon/pihole-exporter.sh
+++ b/tools/addon/pihole-exporter.sh
@@ -5,6 +5,11 @@
 # License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
 # Source: https://github.com/eko/pihole-exporter/
 
+if ! command -v curl &>/dev/null; then
+  printf "\r\e[2K%b" '\033[93m Setup Source \033[m' >&2
+  apt-get update >/dev/null 2>&1
+  apt-get install -y curl >/dev/null 2>&1
+fi
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/core.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/tools.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/error_handler.func)
diff --git a/tools/addon/qbittorrent-exporter.sh b/tools/addon/qbittorrent-exporter.sh
index 39554384a..69bbb0884 100644
--- a/tools/addon/qbittorrent-exporter.sh
+++ b/tools/addon/qbittorrent-exporter.sh
@@ -5,6 +5,11 @@
 # License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
 # Source: https://github.com/martabal/qbittorrent-exporter
 
+if ! command -v curl &>/dev/null; then
+  printf "\r\e[2K%b" '\033[93m Setup Source \033[m' >&2
+  apt-get update >/dev/null 2>&1
+  apt-get install -y curl >/dev/null 2>&1
+fi
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/core.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/tools.func)
 source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/error_handler.func)
diff --git a/tools/addon/webmin.sh b/tools/addon/webmin.sh
index ab9a9bea7..2df075772 100644
--- a/tools/addon/webmin.sh
+++ b/tools/addon/webmin.sh
@@ -42,7 +42,7 @@ whiptail --backtitle "Proxmox VE Helper Scripts" --title "Webmin Installer" --ye
 
 msg_info "Installing Prerequisites"
 apt update &>/dev/null
-apt-get -y install libnet-ssleay-perl libauthen-pam-perl libio-pty-perl unzip shared-mime-info &>/dev/null
+apt-get -y install libnet-ssleay-perl libauthen-pam-perl libio-pty-perl unzip shared-mime-info curl &>/dev/null
 msg_ok "Installed Prerequisites"
 
 LATEST=$(curl -fsSL https://api.github.com/repos/webmin/webmin/releases/latest | grep '"tag_name":' | cut -d'"' -f4)