# CD Index
**Wikidata**: [Q108824592](https://www.wikidata.org/wiki/Q108824592)  
**Source**: https://4ort.xyz/entity/cd-index

## Summary

CD Index was a website accessible at http://www.cdindex.org/ that operated in the English language. It was known alternatively as the "CD Index Project" and has since been replaced by the entity Q14005. As a website, it represents a digital resource that was part of the broader ecosystem of internet-based information platforms that emerged following the inception of the World Wide Web in 1990.

## Key Facts

- **Official URL:** http://www.cdindex.org/
- **Language:** English (P407 qualifier)
- **Alternative name:** CD Index Project
- **Instance type:** Website
- **Replaced by:** Q14005
- **Replaced by reference source:** Web archive record from October 20, 2001 (http://web.archive.org/web/20011020050909/http://www.cdindex.org/index.html)
- **Website class inception:** 1990 (referenced via P143 to Q328)
- **Sitelink count:** 158 (for the website class entity)

## FAQs

**What type of entity was CD Index?**

CD Index was a website—a set of related web pages served from a single web domain. It operated in the English language and was accessible at the URL http://www.cdindex.org/.

**What was CD Index Project?**

CD Index Project was an alias or alternative name for the CD Index website. The entity used both "CD Index" and "CD Index Project" to identify itself in various contexts.

**What happened to CD Index?**

CD Index was replaced by the entity Q14005. Historical evidence of this transition is preserved in the Internet Archive's Wayback Machine, with a snapshot from October 20, 2001 showing the website's content at that time.

**When did the concept of a website originate?**

The broader classification of "website" as a concept originated in 1990, according to the referenced source (P143 connected to Q328). This places CD Index within the second generation of web-based entities to emerge after the World Wide Web became publicly available.

## Why It Matters

CD Index represents an early digital resource from the formative years of the World Wide Web. While the specific content and purpose of CD Index is not detailed in the available source material, its existence and subsequent replacement by Q14005 illustrates the dynamic nature of internet resources during the late 1990s and early 2000s—a period characterized by rapid experimentation, iteration, and consolidation of web-based projects. Understanding entities like CD Index helps document the evolution of internet infrastructure and the digital information landscape. The replacement of CD Index by Q14005 also demonstrates how web properties often evolve, merge, or are succeeded by newer iterations, reflecting the continuous transformation of online resources.

## Notable For

- Operated as an English-language web resource during the early-to-mid web era
- Preserved in the Internet Archive, providing historical documentation of its existence
- Part of a cohort of websites with 158 sitelinks in its classification category
- Demonstrates the lifecycle pattern of early web entities being replaced by subsequent iterations

## Body

### History and Origins

CD Index emerged as a web-based resource during the period following the formal inception of the website concept in 1990. The entity operated from the domain http://www.cdindex.org/ and was known by both "CD Index" and "CD Index Project" as alternative names. The website functioned as an English-language resource, as explicitly qualified by the P407 property in the structured data.

The replacement of CD Index by Q14005 represents a common pattern in web history where earlier projects were succeeded by newer iterations, refinements, or entirely different platforms. The archived snapshot from October 20, 2001 (preserved at http://web.archive.org/web/20011020050909/http://www.cdindex.org/index.html) serves as documentary evidence of the website's existence and content at that point in time.

### Classification and Properties

The entity is classified as a website—a structured set of web pages served from a single web domain. This classification situates CD Index within the broader category of internet resources that emerged after the 1990 inception of the website concept. The website class itself maintains 158 sitelinks, indicating significant representation within knowledge bases and reference systems.

The structured properties associated with CD Index include:

- The primary website URL (http://www.cdindex.org/) with English language qualification
- Instance of classification as "website"
- Alias designation as "CD Index Project"
- Replacement relationship with Q14005

### Replacement and Succession

The relationship between CD Index and Q14005 represents a successor entity pattern common in web development. When one web project replaces another, it often indicates either a complete overhaul of the original concept, a migration to a new platform, or an evolution of the underlying mission. The specific nature of the transition from CD Index to Q14005 is not detailed in the available source material, but the existence of this replacement relationship is firmly established through the archived reference.

### Context Within Web History

CD Index existed within the broader context of web development that followed the 1990 establishment of the website concept. The late 1990s and early 2000s represented a period of significant experimentation in web-based projects, with many entities launching, evolving, and being succeeded by improved versions or entirely new platforms. The preservation of CD Index's archived state in the Internet Archive ensures that the entity's historical presence remains documented, even as the specific content and purpose may no longer be accessible through current web infrastructure.

## References

1. [Source](http://web.archive.org/web/20011020050909/http://www.cdindex.org/index.html)