.htaccess

# Disable directory browsing
Options -Indexes

ErrorDocument 403 /403
ErrorDocument 404 /404
ErrorDocument 500 /500

<Files "config.ini">
  Order Allow,Deny
  Deny from all
</Files>

<IfModule mod_rewrite.c>
  RewriteEngine On

  # AdminCP is... well... admin! Do not rewrite it!
  RewriteRule ^(admin|install)($|/) - [L]

  # /logout is not a controller, just a shortcut to Login::Logout()
  RewriteRule ^(logout)$ index.php?c=login&act=logout

  # Errors
  RewriteRule ^(403)$ index.php?c=failure&t=403 [QSA]
  RewriteRule ^(404)$ index.php?c=failure&t=404 [QSA]
  RewriteRule ^(500)$ index.php?c=failure&t=500 [QSA]

  # Controller, Actions and IDs
  RewriteRule ^([a-zA-Z0-9_-]+)$ index.php?c=$1 [QSA]
  RewriteRule ^([a-zA-Z0-9_-]+)/([0-9]+)$ index.php?c=$1&id=$2 [QSA]
  RewriteRule ^([a-zA-Z0-9_-]+)/([a-zA-Z_]+)$ index.php?c=$1&act=$2 [QSA]
  RewriteRule ^([a-zA-Z0-9_-]+)/([a-zA-Z_]+)/([0-9]+)$ index.php?c=$1&act=$2&id=$3 [QSA]

  # Thread: SEO friendly URLs
  RewriteRule ^(thread)/([0-9]+)-(.+)$ index.php?c=$1&id=$2 [QSA]

  # Thread: SEO friendly URLs
  RewriteRule ^(articles)/([0-9]+)-(.+)$ index.php?c=$1&act=read&id=$2 [QSA]
</IfModule>