Website Technology Checker for Sales & Agencies

Instantly detect what any website is built with — CMS platforms, JavaScript frameworks, Ecommerce systems, analytics & more. Build targeted lists of sites using specific technologies.

TechPeeker Dashboard
Generate Your First List

Explore Our Database

Popular Technologies

Browse websites by the technologies they use

WordPress

187K+ sites

Shopify

34K+ sites

React

21K+ sites

WooCommerce

57K+ sites

Stripe

5K+ sites

HubSpot

17K+ sites

Drupal

14K+ sites

PayPal

9K+ sites

Hotjar

19K+ sites

Magento

8K+ sites

What TechPeeker Does

Everything you need to understand the web

From a single URL lookup to bulk enrichment of thousands of domains — one platform for all your tech intelligence.

Instant Tech Stack Detection

Enter any URL and get a full breakdown — frameworks, CMS, payment processors, CDNs, analytics tools, and more. Results in seconds.

ReactShopifyNext.jsCloudflareHubSpotStripe

Lead Generation

Build targeted lists of websites filtered by the exact technologies they use. Find every Shopify store, every HubSpot customer.

Competitive Intelligence

See exactly what software competitors and industry leaders run. Spot trends before they become mainstream.

Bulk Lookup & Data Export

Upload a CSV of domains and enrich every row with tech stack data and contact emails. Download the results instantly — ready for your CRM, Clay table, or outreach tool.

Detection Coverage

What we detect

300+ technologies across every layer of the modern web stack.

Frameworks & Libraries

ReactVue.jsAngularNext.jsNuxt.jsSveltejQueryThree.jsLaravelRuby on Rails+ more

CMS & E-commerce

WordPressShopifyWooCommerceMagentoDrupalJoomlaBigCommerceSquarespaceWixWebflow+ more

Analytics & Marketing

Google AnalyticsGoogle Tag ManagerHotjarFacebook PixelHubSpotMailchimpIntercomSegmentMixpanelKlaviyo+ more

Bulk Lookup

Enrich your entire prospect list in seconds

Upload a CSV of domains — TechPeeker detects the tech stack and finds contact emails for every row automatically.

techpeeker.com/dashboard/bulk-lookup
prospects.csv
·
5 rows
·
Column: domain
Enrich 5 rows
Domain
Technologies
Email
stripe.com
shopify.com
hubspot.com
vercel.com
notion.so
0 / 5 enriched
Download CSV
Try Bulk Lookup

Developer API

Integrate TechPeeker Into Your Own Stack

The TechPeeker API is live and ready to use. Detect tech stacks programmatically at scale.

Get API Access
api.techpeeker.com

$ curl -X POST \

https://api.techpeeker.com/v1/detect \

-H "X-API-Key: tp_live_••••••••" \

-d '{"url": "shopify.com"}'

// 200 OK · 312ms

{

"url": "https://shopify.com",

"detected": ["Shopify", "Ruby on Rails", "AWS"],

"emails": ["[email protected]"]

}

Premium Technology-Based Lead Lists

Get qualified leads filtered by technology. Access websites using Shopify, React, WordPress, and more. Perfect for sales teams and marketers.