(Submit Articles) Includes following modules: mod_rewrite, mod_proxy, mod_auth, mod_gzip, mod_headers, mod_cache, mod_expires, mod_replace and others. You can check all currently available modules in the compatibility chart (the list is growing with new builds).
Helicon Tech Corporation offers:


  • modification-free transition of Apache web sites to IIS (.htaccess, .htpasswd, etc.);
  • easy configuration of PHP and other Unix-based Web applications for IIS;
  • powerful, fully Apache-compatible URL rewriting syntax “” no rules redesign is necessary.

  • user-friendly manager “” configuration editing, syntax highlighting, help, testing utility in one place;
  • plain text configurations “” no XML;
  • per-site installation without hosting administration participation;
  • on-the-fly links, headers and HTML body modification.

  • customizable user authentication/authorization settings;
  • comprehensive protection from DoS attacks and hotlinking (content leeching);
  • all-round web request debugging with HTTP-level web developer toolset.

  • full-fledged reverse and forward proxy functionality;
  • drastic server speed-up due to finely adjustable compression and cache functions.

Helicon Ape is implemented as managed IIS7 module, but can be installed as .NET module on any ASP.NET-compatible IIS version as well. It works transparently for both server and client and can even be installed on a shared hosting account without administrative access.

And there is free version of Ape which can be installed on up to 3 web sites on any server at no cost.
Currently implemented modules
Module empowers you to...

  • mod_asis send files that contain their own HTTP headers
  • mod_auth_basic use HTTP Basic Authentication
  • mod_auth_digest use MD5 Digest Authentication
  • mod_authn_anon configure anonymous users access to authenticated areas
  • mod_authn_dbd provide authentication based on user look-up in SQL database
  • mod_authn_default reject whatever credentials if no authentication is set
  • mod_authn_file provide authentication based on user look-up in plain text password file
  • mod_authz_default reject any authorization request if no authentication is configured
  • mod_authz_groupfile allow or deny access to particular areas of the site depending on user group membership
  • mod_authz_host allow access control to particular parts of web server based on hostname, IP address or other characteristics of the client request
  • mod_authz_user allow or deny access to portions of the web site for authenticated users
  • mod_cache cache local or proxied content
  • mod_core use Helicon Ape core features
  • mod_dbd manage SQL database connections
  • mod_deflate compress server output
  • mod_developer NEW! debug web requests
  • mod_disk_cache use disk-based storage engine for mod_cache
  • mod_env control the environment provided to CGI scripts and SSI pages
  • mod_evasive protect your site(s) from HTTP DoS/DDoS attacks and brute force attacks
  • mod_expires set Expires HTTP header and max-age directive of Cache-Control HTTP header in server responses in relation to either the time the source file was last modified, or to the time of the client access
  • mod_filter use context-sensitive content filters
  • mod_gzip compress HTTP responses
  • mod_headers modify HTTP request and response headers
  • mod_hotlink protect the content from hotlinking
  • mod_linkfreeze change links on pages to SEO-friendly format
  • mod_log_config use custom logging
  • mod_logio log input and output number of bytes received/sent per request
  • mod_mem_cache use memory-based storage engine for mod_cache
  • mod_mime associate requested filename's extensions with the file's behavior (handlers and filters) and content (mime-type, language, character set and encoding)
  • mod_proxy apply forward and reverse proxy functions for your IIS server
  • mod_replace edit HTML body, HTTP request and response headers
  • mod_rewrite rewrite requested URLs on the fly based on regular-expressions-based rules and various conditions
  • mod_seo NEW! create SEO-friendly links on pages based on database or mapfile values
  • mod_setenvif set environment variables depending on whether different parts of the request match specified regular expressions
  • mod_so emulate loading modules functions
  • mod_speling correct misspelled URLs by performing case-insensitive checks and allowing one misspelling
  • mod_usertrack track and log user activity on the site using cookies
  • mod_xsendfile NEW! sends the file specified by X-SENDFILE header

Visit the Author's website: http://www.helicontech.com/ape/