diff --git a/README.md b/README.md
index 6f47e96..cfd4ae0 100644
--- a/README.md
+++ b/README.md
@@ -94,11 +94,11 @@ Done!!
 
 Go to http://serverip and you should see the login screen.
 
-### Install WebVirtCloud panel (RHEL Based OS 8/9/10)
+### Install WebVirtCloud panel (RHEL Based OS 8/9/10 / Rocky Linux / AlmaLinux)
 
 ```bash
-sudo yum -y install epel-release
-sudo yum -y install python3-virtualenv python3-devel libvirt-devel glibc gcc nginx supervisor python3-lxml git python3-libguestfs iproute-tc cyrus-sasl-md5 python3-libguestfs libsasl2-dev libldap2-dev libssl-dev
+sudo dnf -y install epel-release
+sudo dnf -y install python3-devel libvirt-devel python3-libvirt python3-ldap python3-lxml cyrus-sasl-devel openldap-devel openssl-devel glibc gcc nginx supervisor git python3-libguestfs iproute-tc cyrus-sasl-md5
 ```
 
 #### Creating directories and cloning repository
@@ -109,13 +109,13 @@ sudo git clone https://github.com/retspen/webvirtcloud && cd webvirtcloud
 cp webvirtcloud/settings.py.template webvirtcloud/settings.py
 # now put secret key to webvirtcloud/settings.py
 # create secret key manually or use that command
-sudo sed -r "s/SECRET_KEY = ''/SECRET_KEY = '"`python3 /srv/webvirtcloud/conf/runit/secret_generator.py`"'/" -i /srv/webvirtcloud/webvirtcloud/settings.py
+sudo sed -i -E 's/SECRET_KEY = .*/SECRET_KEY = "'$(python3 /srv/webvirtcloud/conf/runit/secret_generator.py)'"/' /srv/webvirtcloud/webvirtcloud/settings.py
 ```
 
 #### Start installation webvirtcloud
 
 ```bash
-virtualenv-3 venv
+python3 -m venv --system-site-packages venv
 source venv/bin/activate
 pip3 install -r conf/requirements.txt
 cp conf/nginx/webvirtcloud.conf /etc/nginx/conf.d/
@@ -123,6 +123,50 @@ python3 manage.py migrate
 python3 manage.py collectstatic --noinput
 ```
 
+### Local Development Setup (Rocky Linux / RHEL / Fedora / Ubuntu)
+
+For developers working locally on WebVirtCloud without running full production services:
+
+#### Rocky Linux / RHEL / Fedora:
+```bash
+# 1. Install system prerequisites and precompiled bindings
+sudo dnf -y install python3-devel libvirt-devel python3-libvirt python3-ldap python3-lxml gcc git
+
+# 2. Create virtual environment with system site packages (enables zero-compilation install)
+python3 -m venv --system-site-packages .venv
+source .venv/bin/activate
+
+# 3. Install Python dependencies
+pip install -r conf/requirements.txt
+pip install -r dev/requirements.txt
+
+# 4. Initialize configuration and run local dev server
+cp webvirtcloud/settings.py.template webvirtcloud/settings.py
+sed -i -E 's/SECRET_KEY = .*/SECRET_KEY = "'$(python3 conf/runit/secret_generator.py)'"/' webvirtcloud/settings.py
+python manage.py migrate
+python manage.py runserver 0.0.0.0:8000
+```
+
+#### Ubuntu / Debian:
+```bash
+# 1. Install system prerequisites
+sudo apt-get update && sudo apt-get -y install git python3-venv python3-dev python3-lxml python3-libvirt libvirt-dev zlib1g-dev libldap2-dev libsasl2-dev gcc pkg-config
+
+# 2. Create virtual environment
+python3 -m venv --system-site-packages .venv
+source .venv/bin/activate
+
+# 3. Install Python dependencies
+pip install -r conf/requirements.txt
+pip install -r dev/requirements.txt
+
+# 4. Initialize configuration and run local dev server
+cp webvirtcloud/settings.py.template webvirtcloud/settings.py
+sed -i -E 's/SECRET_KEY = .*/SECRET_KEY = "'$(python3 conf/runit/secret_generator.py)'"/' webvirtcloud/settings.py
+python manage.py migrate
+python manage.py runserver 0.0.0.0:8000
+```
+
 #### Configure the supervisor for RHEL Based OS
 
 Add the following after the [include] line (after **files = ...** actually):
diff --git a/conf/requirements.txt b/conf/requirements.txt
index bc39620..778cbbc 100644
--- a/conf/requirements.txt
+++ b/conf/requirements.txt
@@ -11,8 +11,8 @@ drf-spectacular[sidecar]==0.28.0
 eventlet==0.40.1
 gunicorn==23.0.0
 libsass==0.23.0
-libvirt-python==11.4.0
-lxml==6.0.0
+libvirt-python>=11.0.0
+lxml>=5.2.0
 ldap3==2.9.1
 markdown==3.8.2
 paramiko==3.4.0
@@ -24,4 +24,4 @@ tzdata
 websockify==0.13.0
 whitenoise==6.9.0
 zipp==3.23.0
-crypt-r==3.13.1
+crypt-r>=3.13.0; python_version >= "3.13"
diff --git a/instances/views.py b/instances/views.py
index 54b73af..efe30af 100755
--- a/instances/views.py
+++ b/instances/views.py
@@ -1,4 +1,7 @@
-import crypt_r
+try:
+    import crypt_r as crypt
+except ImportError:
+    import crypt
 import json
 import os
 import re
@@ -476,7 +479,7 @@ def set_root_pass(request, pk):
     if request.method == "POST":
         passwd = request.POST.get("passwd", None)
         if passwd:
-            passwd_hash = crypt_r.crypt(passwd, "$6$kgPoiREy")
+            passwd_hash = crypt.crypt(passwd, "$6$kgPoiREy")
             data = {"action": "password", "passwd": passwd_hash, "vname": instance.name}
 
             if instance.proxy.get_status() == 5:
diff --git a/webvirtcloud.sh b/webvirtcloud.sh
index 6800237..dbcae12 100755
--- a/webvirtcloud.sh
+++ b/webvirtcloud.sh
@@ -243,7 +243,7 @@ activate_python_environment () {
     fi
     # Create a virtual environment
     echo "* Creating virtual environment in $APP_PATH/venv"
-    virtualenv -p "$PYTHON" venv
+    virtualenv -p "$PYTHON" --system-site-packages venv
     # shellcheck disable=SC1091
     source venv/bin/activate
 }
@@ -584,7 +584,7 @@ case $distro in
     log "yum -y install wget epel-release supervisor"
 
     echo "* Installing OS requirements."
-    PACKAGES="git python3-virtualenv python3-devel libvirt-devel glibc gcc nginx python3-lxml python3-libguestfs iproute-tc cyrus-sasl-md5 openldap-devel"
+    PACKAGES="git python3-virtualenv python3-devel libvirt-devel python3-libvirt python3-ldap glibc gcc nginx python3-lxml python3-libguestfs iproute-tc cyrus-sasl-md5 openldap-devel cyrus-sasl-devel openssl-devel"
     install_packages
 
     set_hosts
diff --git a/webvirtcloud/settings.py.template b/webvirtcloud/settings.py.template
index abf3dd2..f753fe9 100644
--- a/webvirtcloud/settings.py.template
+++ b/webvirtcloud/settings.py.template
@@ -3,9 +3,13 @@ Django settings for webvirtcloud project.
 
 """
 
-import ldap
 import subprocess
-from django_auth_ldap.config import LDAPSearch, NestedActiveDirectoryGroupType
+try:
+    import ldap
+    from django_auth_ldap.config import LDAPSearch, NestedActiveDirectoryGroupType
+    HAS_LDAP = True
+except ImportError:
+    HAS_LDAP = False
 from django.utils.translation import gettext_lazy as _
 from pathlib import Path
 
@@ -298,23 +302,24 @@ EMAIL_HOST_PASSWORD = ''
 # LDAP Config
 #
 
-AUTH_LDAP_SERVER_URI = "ldap://example.com"
-AUTH_LDAP_BIND_DN = "username@example.com"
-AUTH_LDAP_BIND_PASSWORD = "password"
-AUTH_LDAP_USER_SEARCH = LDAPSearch(
-    "CN=Users,DC=example,DC=com", ldap.SCOPE_SUBTREE, "(sAMAccountName=%(user)s)"
-)
-AUTH_LDAP_GROUP_SEARCH = LDAPSearch(
-    "CN=Users,DC=example,DC=com", ldap.SCOPE_SUBTREE, "(objectClass=group)"
-)
-AUTH_LDAP_GROUP_TYPE = NestedActiveDirectoryGroupType()
-AUTH_LDAP_REQUIRE_GROUP = "CN=WebVirtCloud Access,CN=Users,DC=example,DC=com"
-AUTH_LDAP_USER_FLAGS_BY_GROUP = {
-    "is_staff": "CN=WebVirtCloud Staff,CN=Users,DC=example,DC=com",
-    "is_superuser": "CN=WebVirtCloud Admins,CN=Users,DC=example,DC=com",
-}
-AUTH_LDAP_USER_ATTR_MAP = {
-    "first_name": "givenName",
-    "last_name": "sn",
-    "email": "mail",
-}
+if HAS_LDAP:
+    AUTH_LDAP_SERVER_URI = "ldap://example.com"
+    AUTH_LDAP_BIND_DN = "username@example.com"
+    AUTH_LDAP_BIND_PASSWORD = "password"
+    AUTH_LDAP_USER_SEARCH = LDAPSearch(
+        "CN=Users,DC=example,DC=com", ldap.SCOPE_SUBTREE, "(sAMAccountName=%(user)s)"
+    )
+    AUTH_LDAP_GROUP_SEARCH = LDAPSearch(
+        "CN=Users,DC=example,DC=com", ldap.SCOPE_SUBTREE, "(objectClass=group)"
+    )
+    AUTH_LDAP_GROUP_TYPE = NestedActiveDirectoryGroupType()
+    AUTH_LDAP_REQUIRE_GROUP = "CN=WebVirtCloud Access,CN=Users,DC=example,DC=com"
+    AUTH_LDAP_USER_FLAGS_BY_GROUP = {
+        "is_staff": "CN=WebVirtCloud Staff,CN=Users,DC=example,DC=com",
+        "is_superuser": "CN=WebVirtCloud Admins,CN=Users,DC=example,DC=com",
+    }
+    AUTH_LDAP_USER_ATTR_MAP = {
+        "first_name": "givenName",
+        "last_name": "sn",
+        "email": "mail",
+    }