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Microsoft IIS Alternatives

Microsoft IIS is described as 'Internet Information Services (IIS) for Windows® Server is a flexible, secure and easy-to-manage Web server for hosting anything on the Web. From media streaming to web application hosting, IIS’s scalable and open architecture is ready to handle the most demanding tasks' and is a Web Server in the development category. There are more than 25 alternatives to Microsoft IIS for a variety of platforms, including Windows, Linux, Mac, BSD and Self-Hosted solutions. The best alternative is nginx, which is both free and Open Source. Other great apps like Microsoft IIS are Apache HTTP Server, Caddy, FileZilla Server and lighttpd.

Microsoft IIS alternatives are mainly Web Servers but may also be FTP Servers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Microsoft IIS.
This page was last updated Apr 21, 2021
  • Windows

Internet Information Services (IIS) for Windows® Server is a flexible, secure and easy-to-manage Web server for...

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  1. nginx [engine x] is a HTTP and reverse proxy server, as well as a mail proxy server written by Igor Sysoev. It has been running for more than five years on many heavily loaded Russian sites including Rambler (RamblerMedia.com).

  2. Apache HTTP Server

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • BSD

    Apache, is a web server notable for playing a key role in the initial growth of the World Wide Web and in 2009 became the first web server to surpass the 100 million web site milestone.



  3. Caddy is a web server like Apache, nginx, or lighttpd, but with different goals, features, and advantages.

  4. FileZilla Server

    • FreeOpen Source
    • Mac
    • Windows
    • Linux

    FileZilla Server, sister product to FileZilla Client, is an FTP server that supports FTP and FTP over SSL/TLS (FTPS). FTP over SSL/TLS provides secure encrypted connections to the server.

  5. lighttpd

    • FreeOpen Source
    • Mac
    • Windows
    • Linux

    lighttpd (pronounced "lighty") is a web server designed to be secure, fast, standards-compliant, and flexible while being optimized for speed-critical environments.



  6. Baby FTP Server

    • Free PersonalProprietary
    • Windows

    This Baby FTP server has only the most necessary features and is yet powerful enough to be a basis for a more complex server.

  7. Abyss Webserver

    • FreemiumProprietary
    • Mac
    • Windows
    • Linux
    • BSD

    Abyss Web Server is a compact web server available for Windows, Mac OS X, Linux, and FreeBSD operating systems.

  8. vsftpd

    • FreeOpen Source
    • Linux

    Very secure FTP Daemon, a secure, fast FTP server for UNIX systems, including Linux.

  9. OpenLiteSpeed

    • FreeOpen Source
    • Mac
    • Linux

    OpenLiteSpeed is a high-performance, lightweight, open source HTTP server developed and copyrighted by LiteSpeed Technologies. Users are free to download, use, distribute, and modify OpenLiteSpeed.

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  10. ProFTPD

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted

    ProFTPD is a high-performance, extremely configurable, and most of all a secure FTP server, featuring Apache-like configuration and blazing performance.

Showing 10 of 36 alternatives