Alternatives to WordPress Theme Detector
A free online tool that identifies the WordPress theme and plugins a website is using. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
WordPress Theme Detector
A free online tool that identifies the WordPress theme and plugins a website is using.
Replacements
Listings that take over the same core job as WordPress Theme Detector.
WhatCMS
A web tool that detects which CMS and other technologies power a given website.
WhatCMS detects about 1,540 technologies on any platform, not only WordPress, but does not list the specific theme and plugins.
BuiltWith
A web tool that detects the technologies a website is built with.
BuiltWith identifies CMS, analytics, CDN and hosting on any site, with detailed reports on paid plans and less WordPress-specific detail.
W3Techs Site Info
A free web lookup that shows the CMS, programming language, web server and host a site uses.
W3Techs Site Info identifies CMS, language, web server and hosting for any site, with browser extensions, but focuses on the stack rather than WordPress plugins.
HackerTarget WhatWeb Scan
An online scan that runs WhatWeb and Wappalyzer to fingerprint the technologies behind a website.
HackerTarget WhatWeb Scan fingerprints applications and web servers with WhatWeb and Wappalyzer, intended for authorized testing, with heavier use behind paid plans.
Similar software
Related functionality, not a direct replacement.
WPSec
An online scanner that checks WordPress sites for known vulnerabilities in core, plugins and themes.
Watchful
A web dashboard for agencies that maintain many WordPress sites, with backups, updates and security scans.
Netcraft Site Report
A free web lookup that shows the hosting, server software and technologies behind any website.