Abyss Web Server X1 Screenshot
Abyss Web Server X1

Abyss Web Server is a free compact web server available for Windows, macOS, and Linux operating systems. Despite its small footprint, it supports HTTP/1.1, secure SSL/TLS connections (HTTPS), automated provisioning and renewal of free certificates from Let's Encrypt® (ACME v2), IPv6, on-the-fly HTTP compression, dynamic content generation through CGI/FastCGI scripts, ISAPI extensions, native ASP.NET, HTTP/HTTPS/WebSocket reverse proxying, eXtended Side Includes (XSSI), custom error pages, password protection, IP address control, anti-leeching, bandwidth throttling, and log rotation...

It also features an automatic antihacking system as well as a multilingual remote web management interface that makes its configuration as easy as browsing a web site.

Major features:

Native support for 64-bit platforms.
Virtual hosting (support for many hosts on a single computer).
Secure SSL/TLS connections (HTTPS), Dual hosts (HTTP+HTTPS), SNI support (Server Name Indication - allows virtual hosting of several HTTPS sites on a single IP address), and a comprehensible SSL/TLS certificates management interface.
Automated request, installation, and renewal of free certificates from ACME-compliant certification authorities such as Let's Encrypt®.
On-the-fly HTTP compression.

Native ASP.NET support.
Support for PHP, Perl, Python, "Classic" ASP, and almost any Web scripting language including the ability to run database (MySQL/MariaDB, PostgreSQL, Oracle, MS SQL Server, etc...) backed Web applications.
Reverse-proxying Web application engines such as Tomcat, Jetty, node.js, and ASP.NET Core (Kesterel).
Reverse-proxying WebSocket servers.
Support for the Ruby on Rails framework.
CGI, FastCGI, and ISAPI extensions support.

Custom directory listings.
URL Rewriting engine.
Reverse proxy support with HTTP/1.1 compatibility and connection pooling.
Multilingual remote web configuration interface (console).
Unicode and IDN (International Domain Names) support.
Automatic anti-hacking system and an anti-leeching system to control cross-site linking.

Server-wide, per file, and per directory bandwidth control.
Log rotation and custom logging formats.
X-Sendfile support and restricted/token-based downloads.
IPv6 support.
Windows System Service, macOS Launch Daemon, and Linux daemon support (Automatic startup when the computer boots up).

Size: 2.97 MB