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+---
+title: Configuration
+---
+
+Configuration
+=============
+
+## Caching
+
+### caching
+
+Enable caching: `0` (disabled), `1` (conservative), `2` (progressive).
+
+Default: `0`
+
+Env: `JOOMLA_CACHING`
+
+### cache_handler
+
+The caching mechanism used: `file`, `apcu`, `memcached`, `redis`.
+
+Default: `file`
+
+Env: `JOOMLA_CACHE_HANDLER`
+
+### cachetime
+
+The time (in minutes) before cached content expires.
+
+Default: `15`
+
+Env: `JOOMLA_CACHE_TIME`
+
+### cache_platformprefix
+
+Enable platform prefix for caching.
+
+Default: `false`
+
+Env: `JOOMLA_CACHE_PLATFORM_PREFIX`
+
+### memcached_server_host
+
+Memcached server hostname or IP address.
+
+Default: `localhost`
+
+Env: `JOOMLA_CACHE_MEMCACHED_SERVER_HOST`
+
+### memcached_server_port
+
+Memcached server port.
+
+Default: `11211`
+
+Env: `JOOMLA_CACHE_MEMCACHED_SERVER_PORT`
+
+### memcached_persist
+
+Enable Memcached persistent connections.
+
+Default: `false`
+
+Env: `JOOMLA_CACHE_MEMCACHED_PERSIST`
+
+### memcached_compress
+
+Enable Memcached compression.
+
+Default: `false`
+
+Env: `JOOMLA_CACHE_MEMCACHED_COMPRESS`
+
+### redis_server_host
+
+Redis server hostname or IP address.
+
+Default: `localhost`
+
+Env: `JOOMLA_CACHE_REDIS_SERVER_HOST`
+
+### redis_server_port
+
+Redis server port.
+
+Default: `6379`
+
+Env: `JOOMLA_CACHE_REDIS_SERVER_PORT`
+
+### redis_server_auth
+
+Redis server authentication key.
+
+Env: `JOOMLA_CACHE_REDIS_SERVER_AUTH`
+
+### redis_server_db
+
+Redis database index.
+
+Default: `0`
+
+Env: `JOOMLA_CACHE_REDIS_SERVER_DB`
+
+### redis_persist
+
+Enable Redis persistent connections.
+
+Default: `false`
+
+Env: `JOOMLA_CACHE_REDIS_PERSIST`
+
+### Example
+
+```php title="configuration.php"
+public $caching              = 1;
+public $cache_handler        = 'redis';
+public $cachetime            = 60;
+public $cache_platformprefix = true;
+
+public $memcached_server_host = '127.0.0.1';
+public $memcached_server_port = 22122;
+public $memcached_persist     = true;
+public $memcached_compress    = true;
+
+public $redis_server_host = '127.0.0.1';
+public $redis_server_port = 9736;
+public $redis_server_auth = 'redis_secret';
+public $redis_server_db   = 1;
+public $redis_persist     = true;
+```
+
+```env title=".env"
+JOOMLA_CACHING=1
+JOOMLA_CACHE_HANDLER=redis
+JOOMLA_CACHE_TIME=60
+JOOMLA_CACHE_PLATFORM_PREFIX=true
+
+JOOMLA_CACHE_MEMCACHED_SERVER_HOST=127.0.0.1
+JOOMLA_CACHE_MEMCACHED_SERVER_PORT=22122
+JOOMLA_CACHE_MEMCACHED_PERSIST=true
+JOOMLA_CACHE_MEMCACHED_COMPRESS=true
+
+JOOMLA_CACHE_REDIS_SERVER_HOST=127.0.0.1
+JOOMLA_CACHE_REDIS_SERVER_PORT=9736
+JOOMLA_CACHE_REDIS_SERVER_AUTH=redis_secret
+JOOMLA_CACHE_REDIS_SERVER_DB=1
+JOOMLA_CACHE_REDIS_PERSIST=true
+```
+
+## Cookie
+
+### cookie_domain
+
+Cookie domain.
+
+Env: `JOOMLA_COOKIE_DOMAIN`
+
+### cookie_path
+
+Cookie path.
+
+Env: `JOOMLA_COOKIE_PATH`
+
+### Example
+
+```php title="configuration.php"
+public $cookie_domain = 'example.com';
+public $cookie_path   = '/subfolder';
+```
+
+```env title=".env"
+JOOMLA_COOKIE_DOMAIN=example.com
+JOOMLA_COOKIE_PATH=/subfolder
+```
+
+## CORS
+
+### cors
+
+Enable CORS.
+
+Default: `false`
+
+Env: `JOOMLA_CORS`
+
+### cors_allow_headers
+
+HTTP headers that are allowed in response to a preflight request.
+
+Default: `Content-Type,X-Joomla-Token`
+
+Env: `JOOMLA_CORS_ALLOW_HEADERS`
+
+### cors_allow_methods
+
+HTTP methods (e.g., GET, POST, PUT) that are permitted for cross-origin requests.
+
+Default: `''` (all methods available for the requested route)
+
+Env: `JOOMLA_CORS_ALLOW_METHODS`
+
+### cors_allow_origin
+
+Origins (domains) that are allowed to access the resource.
+
+Default: `*`
+
+Env: `JOOMLA_CORS_ALLOW_ORIGIN`
+
+### Example
+
+```php title="configuration.php"
+public $cors               = true;
+public $cors_allow_headers = 'Content-Type,X-Joomla-Token,Authorization';
+public $cors_allow_methods = 'GET,POST';
+public $cors_allow_origin  = 'https://example.com,https://another-domain.com';
+```
+
+```env title=".env"
+JOOMLA_CORS=true
+JOOMLA_CORS_ALLOW_HEADERS='Content-Type,X-Joomla-Token,Authorization'
+JOOMLA_CORS_ALLOW_METHODS='GET,POST'
+JOOMLA_CORS_ALLOW_ORIGIN='https://example.com,https://another-domain.com'
+```
+
+## Database
+
+### dbtype
+
+The type of database used: `mysqli`, `mysql`, `pgsql`.
+
+Default: `mysqli`
+
+Env: `JOOMLA_DB_TYPE`
+
+### host
+
+The database hostname or IP address.
+
+Default: `localhost`
+
+Env: `JOOMLA_DB_HOST`
+
+### user
+
+The username for the database.
+
+Env: `JOOMLA_DB_USER`
+
+### password
+
+The password for the database.
+
+Env: `JOOMLA_DB_PASSWORD`
+
+### db
+
+The name of the database.
+
+Env: `JOOMLA_DB_NAME`
+
+### dbprefix
+
+The prefix for database tables.
+
+Default: `jos_`
+
+Env: `JOOMLA_DB_PREFIX`
+
+### dbencryption
+
+Encrypt database connections: `0` (server controlled), `1` (one-way), `2` (two-way).
+
+Default: `0`
+
+Env: `JOOMLA_DB_ENCRYPTION`
+
+### dbsslverifyservercert
+
+Verify server certificate during SSL/TLS connection.
+
+Default: `false`
+
+Env: `JOOMLA_DB_SSL_VERIFY_SERVER_CERT`
+
+### dbsslkey
+
+The path to the SSL/TLS key file used for database connections.
+
+Env: `JOOMLA_DB_SSL_KEY`
+
+### dbsslcert
+
+The path to the SSL/TLS certificate file used for database connections.
+
+Env: `JOOMLA_DB_SSL_CERT`
+
+### dbsslca
+
+The path to the CA certificate file used for verifying the server's identity.
+
+Env: `JOOMLA_DB_SSL_CA`
+
+### dbsslcipher
+
+The cipher suite to use for SSL/TLS connections.
+
+Env: `JOOMLA_DB_SSL_CIPHER`
+
+### Example
+
+```php title="configuration.php"
+public $dbtype    = 'pgsql';
+public $host      = '127.0.0.1';
+public $user      = 'joomla_user';
+public $password  = 'securepassword123';
+public $db        = 'joomla_db';
+public $dbprefix  = 'xyz_';
+
+public $dbencryption          = 1;
+public $dbsslverifyservercert = true;
+public $dbsslkey              = '/path/to/your/key.crt.pem';
+public $dbsslcert             = '/path/to/your/certificate.pem';
+public $dbsslca               = '/path/to/ca_certificate.pem';
+public $dbsslcipher           = 'ECDHE-RSA-AES256-GCM-SHA384';
+```
+
+```env title=".env"
+JOOMLA_DB_TYPE=pgsql
+JOOMLA_DB_HOST=127.0.0.1
+JOOMLA_DB_USER=joomla_user
+JOOMLA_DB_PASSWORD=securepassword123
+JOOMLA_DB_NAME=joomla_db
+JOOMLA_DB_PREFIX=xyz_
+
+JOOMLA_DB_ENCRYPTION=1
+JOOMLA_DB_SSL_VERIFY_SERVER_CERT=true
+JOOMLA_DB_SSL_KEY=/path/to/your/key.crt.pem
+JOOMLA_DB_SSL_CERT=/path/to/your/certificate.pem
+JOOMLA_DB_SSL_CA=/path/to/ca_certificate.pem
+JOOMLA_DB_SSL_CIPHER=ECDHE-RSA-AES256-GCM-SHA384
+```
+
+## Debug
+
+### debug
+
+Enable debug mode.
+
+Default: `false`
+
+Env: `JOOMLA_DEBUG`
+
+### debug_lang
+
+Enable language debug mode.
+
+Default: `false`
+
+Env: `JOOMLA_DEBUG_LANG`
+
+### debug_lang_const
+
+Enable language constants debug mode.
+
+Default: `true`
+
+Env: `JOOMLA_DEBUG_LANG_CONST`
+
+### error_reporting
+
+The level of error reporting: `default`, `simple`, `maximum`, `none`.
+
+Env: `JOOMLA_ERROR_REPORTING`
+
+### Example
+
+```php title="configuration.php"
+public $debug            = true;
+public $debug_lang       = true;
+public $debug_lang_const = false;
+public $error_reporting  = 'maximum';
+```
+
+## Logging
+
+### log_path
+
+The path to the log directory.
+
+Env: `JOOMLA_LOG_PATH`
+
+### log_categories
+
+Log categories: `databasequery`, `deprecated`, `deprecation-notes`, `system` and etc.
+
+File: `${log_path}/custom-logging.php`
+
+Env: `JOOMLA_LOG_CATEGORIES`
+
+### log_category_mode
+
+Log category mode: `0` (include), `1` (exclude).
+
+Default: `0`
+
+Env: `JOOMLA_LOG_CATEGORY_MODE`
+
+### log_deprecated
+
+Log deprecations.
+
+File: `${log_path}/deprecated.php`
+
+Default: `0`
+
+Env: `JOOMLA_LOG_DEPRECATED`
+
+### log_everything
+
+Log almost everything.
+
+File: `${log_path}/everything.php`
+
+Default: `0`
+
+Env: `JOOMLA_LOG_EVERYTHING`
+
+### log_priorities
+
+Log priorities.
+
+Default: `array('0' => 'all')`.
+
+Env: `JOOMLA_LOG_PRIORITIES` (JSON format)
+
+### Example
+
+```php title="configuration.php"
+public $log_path          = '/var/www/html/administrator/logs';
+public $log_categories    = 'databasequery';
+public $log_category_mode = 1;
+public $log_deprecated    = 1;
+public $log_everything    = 1;
+public $log_priorities    = array('0' => 'critical', '1' => 'emergency');
+```
+
+```env title=".env"
+JOOMLA_LOG_PATH=/var/www/html/administrator/logs
+JOOMLA_LOG_CATEGORIES=databasequery
+JOOMLA_LOG_CATEGORY_MODE=1
+JOOMLA_LOG_DEPRECATED=1
+JOOMLA_LOG_EVERYTHING=1
+JOOMLA_LOG_PRIORITIES='{"0":"critical","1":"emergency"}'
+```
+
+## Mail
+
+### mailonline
+
+Enable email sending.
+
+Default: `true`
+
+Env: `JOOMLA_MAIL_ONLINE`
+
+### mailer
+
+The method used to send emails: `mail`, `sendmail`, `smtp`.
+
+Env: `JOOMLA_MAIL_MAILER`
+
+### mailfrom
+
+The email address used to send emails.
+
+Env: `JOOMLA_MAIL_FROM`
+
+### fromname
+
+The name displayed in the "From" field of emails.
+
+Env: `JOOMLA_MAIL_FROMNAME`
+
+### massmailoff
+
+Disable mass mailings.
+
+Default: `false`
+
+Env: `JOOMLA_MAIL_MASSMAIL_OFF`
+
+### sendmail
+
+Path to sendmail binary.
+
+Default: `/usr/sbin/sendmail`
+
+Env: `JOOMLA_SENDMAIL`
+
+### smtphost
+
+The SMTP server hostname or IP address.
+
+Env: `JOOMLA_SMTP_HOST`
+
+### smtpport
+
+The port used for SMTP.
+
+Default: `25`
+
+Env: `JOOMLA_SMTP_PORT`
+
+### smtpauth
+
+Enable SMTP authentication.
+
+Default: `false`
+
+Env: `JOOMLA_SMTP_AUTH`
+
+### smtpuser
+
+The username for SMTP authentication.
+
+Env: `JOOMLA_SMTP_USER`
+
+### smtppass
+
+The password for SMTP authentication.
+
+Env: `JOOMLA_SMTP_PASS`
+
+### smtpsecure
+
+The encryption method for SMTP: `none`, `ssl`, `tls`.
+
+Default: `none`
+
+Env: `JOOMLA_SMTP_SECURE`
+
+### Example
+
+```php title="configuration.php"
+public $mailonline  = false;
+public $mailer      = 'smtp';
+public $mailfrom    = 'admin@example.com';
+public $fromname    = 'My Joomla Site';
+public $massmailoff = true;
+public $sendmail    = '/usr/local/sbin/sendmail';
+
+public $smtphost   = 'smtp.example.com';
+public $smtpport   = 465;
+public $smtpauth   = true;
+public $smtpuser   = 'smtp_user';
+public $smtppass   = 'smtp_password';
+public $smtpsecure = 'tls';
+```
+
+```env title=".env"
+JOOMLA_MAIL_ONLINE=false
+JOOMLA_MAIL_MAILER=smtp
+JOOMLA_MAIL_FROM=admin@example.com
+JOOMLA_MAIL_FROMNAME='My Joomla Site'
+JOOMLA_MAIL_MASSMAIL_OFF=true
+JOOMLA_SENDMAIL=/usr/local/sbin/sendmail
+
+JOOMLA_SMTP_HOST=smtp.example.com
+JOOMLA_SMTP_PORT=465
+JOOMLA_SMTP_AUTH=true
+JOOMLA_SMTP_USER=smtp_user
+JOOMLA_SMTP_PASS=smtp_password
+JOOMLA_SMTP_SECURE=tls
+```
+
+## Metadata
+
+### MetaDesc
+
+Site meta description.
+
+Env: `JOOMLA_META_DESC`
+
+### MetaAuthor
+
+Show author meta tag.
+
+Default: `true`
+
+Env: `JOOMLA_META_AUTHOR`
+
+### MetaVersion
+
+Show Joomla version in generator meta tag.
+
+Default: `false`
+
+Env: `JOOMLA_META_VERSION`
+
+### MetaRights
+
+Content rights meta tag value.
+
+Env: `JOOMLA_META_RIGHTS`
+
+### robots
+
+Robots meta tag value.
+
+Default: `index, follow`
+
+Env: `JOOMLA_META_ROBOTS`
+
+### Example
+
+```php title="configuration.php"
+public $MetaDesc    = 'Joomla!';
+public $MetaAuthor  = false;
+public $MetaVersion = true;
+public $MetaRights  = 'Public Domain';
+public $robots      = 'noindex, nofollow';
+```
+
+```env title=".env"
+JOOMLA_META_DESC=Joomla!
+JOOMLA_META_AUTHOR=false
+JOOMLA_META_VERSION=true
+JOOMLA_META_RIGHTS='Public Domain'
+JOOMLA_META_ROBOTS='noindex, nofollow'
+```
+
+## Proxy
+
+### proxy_enable
+
+Enable HTTP proxy.
+
+Default: `false`
+
+Env: `JOOMLA_PROXY_ENABLE`
+
+### proxy_host
+
+The HTTP proxy hostname or IP address.
+
+Env: `JOOMLA_PROXY_HOST`
+
+### proxy_port
+
+HTTP proxy port.
+
+Env: `JOOMLA_PROXY_PORT`
+
+### proxy_user
+
+HTTP proxy user.
+
+Env: `JOOMLA_PROXY_USER`
+
+### proxy_pass
+
+HTTP proxy password.
+
+Env: `JOOMLA_PROXY_PASS`
+
+### Example
+
+```php title="configuration.php"
+public $proxy_enable = true;
+public $proxy_host   = 'example.com';
+public $proxy_port   = 8080;
+public $proxy_user   = 'proxy_user';
+public $proxy_pass   = 'proxy_password';
+```
+
+```env title=".env"
+JOOMLA_PROXY_ENABLE=true
+JOOMLA_PROXY_HOST=example.com
+JOOMLA_PROXY_PORT=8080
+JOOMLA_PROXY_USER=proxy_user
+JOOMLA_PROXY_PASS=proxy_password
+```
+
+## SEO
+
+### sef
+
+Enable search engine friendly URLs.
+
+Default: `true`.
+
+Env: `JOOMLA_SEF`
+
+### sef_rewrite
+
+Enable URL rewriting.
+
+Default: `false`.
+
+Env: `JOOMLA_SEF_REWRITE`
+
+### sef_suffix
+
+Add an `.html` suffix to URLs.
+
+Default: `false`.
+
+Env: `JOOMLA_SEF_SUFFIX`
+
+### unicodeslugs
+
+Allow Unicode in slugs.
+
+Default: `false`
+
+Env: `JOOMLA_SEF_UNICODESLUGS`
+
+### sitename_pagetitles
+
+Append the site name to the `<title>` tag of each page header: `0` (no), `1` (after), `2` (before).
+
+Default: `0`.
+
+Env: `JOOMLA_SITENAME_PAGETITLES`
+
+### Example
+
+```php title="configuration.php"
+public $sef                 = false;
+public $sef_rewrite         = true;
+public $sef_suffix          = true;
+public $unicodeslugs        = true;
+public $sitename_pagetitles = 2;
+```
+
+```env title=".env"
+JOOMLA_SEF=false
+JOOMLA_SEF_REWRITE=true
+JOOMLA_SEF_SUFFIX=true
+JOOMLA_SEF_UNICODESLUGS=true
+JOOMLA_SITENAME_PAGETITLES=2
+```
+
+## Server
+
+### force_ssl
+
+Force SSL/TLS for the site or admin area: `0` (none), `1` (admin), `2` (entire site).
+
+Default: `0`
+
+Env: `JOOMLA_FORCE_SSL`
+
+### gzip
+
+Enable GZIP compression.
+
+Default: `false`.
+
+Env: `JOOMLA_GZIP`
+
+### live_site
+
+The full URL of the site (optional).
+
+Env: `JOOMLA_LIVE_SITE`
+
+### offset
+
+The server's timezone offset.
+
+Default: `UTC`.
+
+Env: `JOOMLA_TIMEZONE`
+
+### secret
+
+A secret key used for security purposes.
+
+Env: `JOOMLA_SECRET`
+
+### tmp_path
+
+The path to the temporary directory.
+
+Default: `/tmp`.
+
+Env: `JOOMLA_TMP_PATH`
+
+### Example
+
+```php title="configuration.php"
+public $force_ssl = 2;
+public $gzip      = true;
+public $live_site = 'https://www.example.com';
+public $offset    = 'Asia/Vladivostok';
+public $secret    = 'your_secret_key';
+public $tmp_path  = '/var/www/html/tmp';
+```
+
+```env title=".env"
+JOOMLA_FORCE_SSL=2
+JOOMLA_GZIP=true
+JOOMLA_LIVE_SITE=https://www.example.com
+JOOMLA_SECRET=your_secret_key
+JOOMLA_TIMEZONE='Asia/Vladivostok'
+JOOMLA_TMP_PATH=/var/www/html/tmp
+```
+
+## Session
+
+### session_handler
+
+The method used to handle sessions: `file`, `database`, `memcached`, `redis`.
+
+Default: `database`
+
+Env: `JOOMLA_SESSION_HANDLER`
+
+### lifetime
+
+Session lifetime (in minutes).
+
+Default: `15`
+
+Env: `JOOMLA_SESSION_LIFETIME`
+
+### shared_session
+
+Share session between public and administrator areas of the site.
+
+Default: `false`
+
+Env: `JOOMLA_SESSION_SHARED`
+
+### session_metadata
+
+Track session metadata.
+
+Default: `true`
+
+Env: `JOOMLA_SESSION_METADATA`
+
+### session_metadata_for_guest
+
+Track guest session metadata.
+
+Default: `true`
+
+Env: `JOOMLA_SESSION_METADATA_FOR_GUEST`
+
+### session_filesystem_path
+
+Path for session files.
+
+Env: `JOOMLA_SESSION_FILESYSTEM_PATH`
+
+### session_memcached_server_host
+
+Memcached server hostname or IP address.
+
+Default: `localhost`
+
+Env: `JOOMLA_SESSION_MEMCACHED_SERVER_HOST`
+
+### session_memcached_server_port
+
+Memcached server port.
+
+Default: `11211`
+
+Env: `JOOMLA_SESSION_MEMCACHED_SERVER_PORT`
+
+### session_memcached_server_id
+
+Memcached server identity.
+
+Default: `joomla_cms`
+
+Env: `JOOMLA_SESSION_MEMCACHED_SERVER_ID`
+
+### session_redis_server_host
+
+Redis server hostname or IP address.
+
+Default: `localhost`
+
+Env: `JOOMLA_SESSION_REDIS_SERVER_HOST`
+
+### session_redis_server_port
+
+Redis server port.
+
+Default: `6379`
+
+Env: `JOOMLA_SESSION_REDIS_SERVER_PORT`
+
+### session_redis_server_auth
+
+Redis server authentication password.
+
+Env: `JOOMLA_SESSION_REDIS_SERVER_AUTH`
+
+### session_redis_server_db
+
+Redis server database index.
+
+Default: `0`
+
+Env: `JOOMLA_SESSION_REDIS_SERVER_DB`
+
+### session_redis_persist
+
+Enable Redis persistent connections.
+
+Default: `true`
+
+Env: `JOOMLA_SESSION_REDIS_PERSIST`
+
+### Example
+
+```php title="configuration.php"
+public $session_handler            = 'redis';
+public $lifetime                   = 60;
+public $shared_session             = true;
+public $session_metadata           = false;
+public $session_metadata_for_guest = false;
+public $session_filesystem_path    = '/var/www/sessions';
+
+public $session_memcached_server_host = '127.0.0.1';
+public $session_memcached_server_port = 22122;
+public $session_memcached_server_id   = 'joomla'
+
+public $session_redis_server_host = '127.0.0.1';
+public $session_redis_server_port = 9736;
+public $session_redis_server_auth = 'redis_password';
+public $session_redis_server_db   = 1;
+public $session_redis_persist     = false;
+```
+
+```env title=".env"
+JOOMLA_SESSION_HANDLER=redis
+JOOMLA_SESSION_LIFETIME=60
+JOOMLA_SESSION_SHARED=true
+JOOMLA_SESSION_METADATA=false
+JOOMLA_SESSION_METADATA_FOR_GUEST=false
+
+JOOMLA_SESSION_FILESYSTEM_PATH=/var/www/sessions
+
+JOOMLA_SESSION_MEMCACHED_SERVER_HOST=127.0.0.1
+JOOMLA_SESSION_MEMCACHED_SERVER_PORT=22122
+JOOMLA_SESSION_MEMCACHED_SERVER_ID=joomla
+
+JOOMLA_SESSION_REDIS_SERVER_HOST=127.0.0.1
+JOOMLA_SESSION_REDIS_SERVER_PORT=9736
+JOOMLA_SESSION_REDIS_SERVER_AUTH=redis_password
+JOOMLA_SESSION_REDIS_SERVER_DB=1
+JOOMLA_SESSION_REDIS_PERSIST=false
+```
+
+## Site
+
+### sitename
+
+The name of the website.
+
+Env: `JOOMLA_SITE_NAME`
+
+### editor
+
+The default editor for content creation: `tinymce`, `codemirror`, `none`.
+
+Default: `tinymce`
+
+Env: `JOOMLA_SITE_EDITOR`
+
+### captcha
+
+The default Captcha.
+
+Env: `JOOMLA_SITE_CAPTCHA`
+
+### list_limit
+
+The number of items displayed per page in the admin panel.
+
+Default: `20`
+
+Env: `JOOMLA_SITE_LIST_LIMIT`
+
+### access
+
+The default access level for newly created items: `1` (public), `2` (registered), `3` (special), `5` (guest), `6` (super users).
+
+Default: `1`
+
+Env: `JOOMLA_SITE_ACCESS`
+
+### frontediting
+
+Enable frontend editing: `0` (none), `1` (modules), `2` (modules &amp; menus)
+
+Default: `1`
+
+Env: `JOOMLA_SITE_FRONT_EDITING`
+
+### helpurl
+
+Help URL.
+
+Default: `https://help.joomla.org/proxy?keyref=Help{major}{minor}:{keyref}&lang={langcode}`
+
+Env: `JOOMLA_HELPURL`
+
+### behind_loadbalancer
+
+Behind load balancer.
+
+Default: `false`.
+
+Env: `JOOMLA_SITE_BEHIND_LOADBALANCER`
+
+### offline
+
+Enable offline mode.
+
+Env: `JOOMLA_SITE_OFFLINE`
+
+### offline_message
+
+The message that will be displayed on the site when the site is offline.
+
+Default: `This site is down for maintenance.<br> Please check back again soon.`
+
+Env: `JOOMLA_SITE_OFFLINE_MESSAGE`
+
+### display_offline_message
+
+Display offline message: `0` (hide), `1` (custom message), `2` (default message).
+
+Default: `1`
+
+Env: `JOOMLA_SITE_OFFLINE_MESSAGE_DISPLAY`
+
+### offline_image
+
+The image that will be displayed when the site is offline.
+
+Env: `JOOMLA_SITE_OFFLINE_IMAGE`
+
+### feed_limit
+
+The number of content items to be shown in any RSS news feeds set up on the website.
+
+Default: `10`
+
+Env: `JOOMLA_SITE_FEED_LIMIT`
+
+### feed_email
+
+Feed email: `none`, `author`, `site`.
+
+Default: `none`
+
+Env: `JOOMLA_SITE_FEED_EMAIL`
+
+### Example
+
+```php title="configuration.php"
+public $sitename            = 'My Joomla Site';
+public $editor              = 'codemirror';
+public $captcha             = 1;
+public $list_limit          = 50;
+public $access              = 2;
+public $frontediting        = 2;
+public $helpurl             = 'https://example.com/proxy?keyref=Help{major}{minor}:{keyref}&lang={langcode}';
+public $behind_loadbalancer = true;
+
+public $offline                 = true;
+public $offline_message         = 'Maintenance';
+public $display_offline_message = 2;
+public $offline_image           = 'images/offline.png';
+
+public $feed_limit = 20;
+public $feed_email = 'author';
+```
+
+```env title=".env"
+JOOMLA_SITE_NAME='My Joomla Site'
+JOOMLA_SITE_EDITOR=codemirror
+JOOMLA_SITE_CAPTCHA=1
+JOOMLA_SITE_LIST_LIMIT=50
+JOOMLA_SITE_ACCESS=2
+JOOMLA_SITE_FRONT_EDITING=2
+JOOMLA_HELPURL='https://example.com/proxy?keyref=Help{major}{minor}:{keyref}&lang={langcode}'
+JOOMLA_SITE_BEHIND_LOADBALANCER=true
+
+JOOMLA_SITE_OFFLINE=true
+JOOMLA_SITE_OFFLINE_MESSAGE=Maintenance
+JOOMLA_SITE_OFFLINE_MESSAGE_DISPLAY=2
+JOOMLA_SITE_OFFLINE_IMAGE=images/offline.png
+
+JOOMLA_SITE_FEED_LIMIT=20
+JOOMLA_SITE_FEED_EMAIL=author
+```
diff --git a/docs/reference/index.md b/docs/reference/index.md
new file mode 100644
index 00000000..1963ce56
--- /dev/null
+++ b/docs/reference/index.md
@@ -0,0 +1,7 @@
+Reference
+=========
+:::caution TODO
+
+This page is unfinished, please use the **Edit this Page** link at the bottom of this page to help make it more useful.
+
+:::