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Websites using CodeIgniter

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Lead List Exporter

121k live CodeIgniter sites, ready to export.

That's how many CodeIgniter websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.

Pick a ready-made template, or build your own filters in the Lead List Exporter and pay only for the rows you export.

Open the Lead List Exporter

Just need a few domains? Export up to 10 free from a subset of our crawl.

Start with a list template

Every CodeIgniter website we detected in the United States.

Only sites where a personal, company-hosted email was found.

Sites with at least one personnel LinkedIn profile.

Start with the highest-traffic end of the dataset.

Limit results to CodeIgniter websites on .com domains.

Only sites where an organisation phone number was found.

Create your own
Versions

Which CodeIgniter versions are most used?

We could read a version number on 2% of CodeIgniter sites. Of those, the most common is CodeIgniter 2+, on 2,290 sites.

100% on v2+
Versions detected
1
Sites with a version
2,290

How many websites use CodeIgniter?

We found CodeIgniter on 121,095 websites in our September 2026 crawl, across 180 countries.

Which countries use CodeIgniter the most?

By number of websites, the top countries are United States (13%, 15,288 sites), India (10%, 12,242 sites), Indonesia (7%, 9,024 sites), Turkey (5%, 5,704 sites) and United Kingdom (5%, 5,533 sites). Together they account for 39% of the 121,095 CodeIgniter sites we track. 39% of the sites are in English, and .com is the most used domain ending, on 45% of them.

Where are CodeIgniter websites hosted?

The networks carrying the most CodeIgniter sites are Cloudflare, Inc. (13,063 sites), Hostinger International Limited (10,803 sites) and Amazon.com, Inc. (6,807 sites).

What technologies are used with CodeIgniter?

Across the 121,095 CodeIgniter sites we track, the technologies most often found alongside it are PHP (over 99%, 121,053 sites), jQuery (89%, 108,043 sites), Bootstrap (69%, 83,380 sites), Apache HTTP Server (42%, 50,542 sites) and Google Analytics (33%, 39,477 sites).

Deep Dive

Breakdown of CodeIgniter websites

What else they run, plus their language, hosting network, domain extension and country.

FAQ

Answers drawn from our latest crawl of CodeIgniter websites. Anything else, email us and we will look it up.

Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.