RFC 3875 · INFORMATIONAL · 2004

The Common Gateway Interface Version 1.1

Overview

RFC 3875, “The Common Gateway Interface Version 1.1”, is an Informational document published in October 2004 by D. Robinson, K. Coar. The canonical text is published by the RFC Editor.

Abstract

The Common Gateway Interface (CGI) is a simple interface for running external programs, software or gateways under an information server in a platform-independent manner. Currently, the supported information servers are HTTP servers.

The interface has been in use by the World-Wide Web (WWW) since 1993. This specification defines the 'current practice' parameters of the 'CGI/1.1' interface developed and documented at the U.S. National Centre for Supercomputing Applications. This document also defines the use of the CGI/1.1 interface on UNIX(R) and other, similar systems. This memo provides information for the Internet community.

Abstract as published in the RFC, via rfc-editor.org.

What “Informational” means

Published for the general information of the community. It does not define an IETF standard and carries no standards-track status.

Read this RFC

The canonical text of RFC 3875 is hosted at rfc-editor.org. Available in TXT,PDF,HTML.

Other RFCs from 2004

Who Is Online

In total there are 75 users online: 0 registered, 68 guests and 7 bots.

Most users ever online was 1,226 on 13 Jun 2026, 3:56 am.

Bots: AhrefsBot Applebot Bingbot Majestic Other Bot SemrushBot Sogou

Users active in the past 15 minutes. Total registered members: 354