Home
Tools
Technology Stack Checker

Technology Stack Checker

Analyze a website URL to detect frameworks, CMS, analytics, and hosting. Results are grouped by category with versions when available. Compare competitors and validate tooling choices fast.

Want to scrape data in bulk? Try Thunderbit for free.

Chrome Store Rating
PRODUCT HUNT#1 Product of the Week
Accenture logoCriteo logoGrammarly logoVerisk logoklook logoPuma logoRingCentral logoAccenture logoCriteo logoGrammarly logoVerisk logoklook logoPuma logoRingCentral logoAccenture logoCriteo logoGrammarly logoVerisk logoklook logoPuma logoRingCentral logoAccenture logoCriteo logoGrammarly logoVerisk logoklook logoPuma logoRingCentral logoAccenture logoCriteo logoGrammarly logoVerisk logoklook logoPuma logoRingCentral logoAccenture logoCriteo logoGrammarly logoVerisk logoklook logoPuma logoRingCentral logo
Discover Website Tech Stacks FasterUse Thunderbit to scrape and extract structured data from websites, subpages, PDFs, docs, and images with a few clicks. Automate collection and export results to Sheets, Airtable, or Notion.
chrome-web-store
Install fromChrome Web Store

Discover Website Tech Stacks Faster

Thunderbit helps you collect technology signals from websites at scale by scraping pages and subpages, including PDFs, docs, and images, then extracting the results into structured tables. Use AI to summarize, categorize, and format findings so your research is consistent across many sites. Export your datasets to Google Sheets, Airtable, or Notion for sharing and tracking. Run repeat checks with Scheduled Scraper to monitor changes over time, and keep your workflow no-code from start to export.

How to Check a Technology Stack Using Thunderbit

step_01.png
STEP 1Download and InstallDownload and install the Thunderbit Chrome Extension from the Thunderbit Chrome Extension Download Page. Once installed, log in or create a free account to get started.
step_02.png
STEP 2Open ExtensionOpen the Thunderbit Chrome Extension, then select the Technology Stack Checker tool. In the "Enter a Website URL" tab, paste a valid, complete URL (including http:// or https://), such as https://example.com. Confirm the URL is correct, since the tool analyzes the exact site you provide.
step03.png
STEP 3Click the Check technology stack ButtonClick the "Check technology stack" button to run the analysis. Thunderbit will return a table of detected technologies grouped by Category, including Technology name, Version (when available), and a short Description. Review the results, then export the table to Excel, Google Sheets, Airtable, or Notion, or download it as CSV or JSON for sharing and further analysis.

Learn how to check a website’s technology stack from a URL

Analyze a website’s tech stack

Technology Stack Checker scans a website URL and identifies the tools running behind the scenes, such as frameworks, programming languages, CMS platforms, analytics tags, hosting signals, and e-commerce components. It’s built for sales, marketing, and product teams who need quick technical context on a prospect or competitor without digging through source code. Results are organized so you can understand what powers a site at a glance.
Get Started Free
section1_analyze_tech_stack.png

Detect technologies by category with version details

The tool returns a categorized table that groups findings by type, including the technology name, version when available, and a short description. This helps you compare sites consistently, spot patterns across competitors, and validate assumptions during research. It’s useful for agencies qualifying leads, partnerships teams checking compatibility, and ecommerce operators reviewing what platforms and tracking tools a store relies on.
Get Started Free
section2_detect_technologies.png

Research competitors and prospects for outreach

Use the detected stack to tailor messaging and prioritize accounts. Sales teams can identify what a company uses today and position integrations or migrations accordingly. Marketers can confirm analytics and tag managers to understand measurement maturity. Agencies can qualify inbound leads by CMS or ecommerce platform before proposing services. The structured output makes it easy to build a repeatable workflow for account research.
Get Started Free
section3_research_competitors.png

Build a shareable technology inventory for planning

Turn the results into a lightweight inventory you can share with teammates for audits, vendor comparisons, and implementation planning. Because the output is a table with Category, Technology, Version, and Description, it’s ready to copy into documentation or track over time. Teams can use it to standardize competitive analysis, shortlist integration targets, and keep notes on how different sites are built.
Get Started Free
section4_shareable_inventory.png

Discover More Free Tools

Cold Email Template Generator

Create personalized cold email templates with a subject line and ready-to-send body. Tailor outreach by role, company, and purpose to improve reply rates.

CSV to Excel Converter

Convert CSV files into XLS or XLSX in one quick step. Keep rows, columns, and values intact for clean spreadsheet work.

Job Description Generator

Create polished job descriptions from role details to keep postings consistent and hiring faster.

Cron Expression Generator

Create valid cron expressions for task scheduling with a simple interface. Save time and reduce errors with clear, ready-to-use output.

AI Sales Email Generator

Create personalized sales emails in seconds with the free AI Sales Email Generator. Perfect for sales teams and entrepreneurs. Try it now and boost your outreach with Thunderbit’s suite of AI tools.

Summary Generator

Generate concise summaries from long articles, condensing content into a clear paragraph under 100 words for quick understanding.

YouTube Transcript Extractor

Extract video transcripts from a URL and get clean, readable text with timestamps. Copy or download subtitles for notes, research, and content review.

business name generator

Generate brandable business name ideas from your keywords and style preferences to speed up brainstorming and find a name that fits your venture.

URL Encoder & Decoder

Encode text for safe web use or decode percent-encoded strings back to readable form. A quick way to prepare links and inspect encoded URLs.

Email blacklist checker

Check whether an email domain or mail server IP appears on major email blacklists. Review results across multiple databases to spot deliverability risks. Get clear listed status and next-step guidance.

AI Subject Line Generator

Generate email subject lines from your draft or brief. Choose tone, audience, and length to match your campaign. Improve open rates with copy-ready options.

CSV Viewer

Upload a CSV file or paste raw CSV text to view it as a clean, searchable table. Scan large datasets with smooth scrolling and aligned columns. Copy or export the table to reuse data faster.

List Crawler

Extract ordered and unordered list items from any webpage URL. Review grouped lists in plain text to capture key points fast.

Trustpilot reviews scraper

Extract Trustpilot reviews for any business and turn feedback into structured data for analysis.

AI Email Headline Generator

Generate compelling email subject lines from a brief description. Enhance open rates with AI-powered suggestions. Fast, simple, and no sign-up required.

Domain Name Generator

Generate creative domain ideas from your keywords and get options that fit your brand and project.

Find More Tools Now

What users say about Thunderbit

Taryn W.Growth Strategist@Thunderbit changed how I run competitor research. I click 'AI Suggest Fields,' and it builds a clean table across paginated results—no coding, no CSS. Huge time-saver when analyzing product data from long-tail marketplaces.
Miles T.Sales Development ConsultantI use Thunderbit to grab emails and phone numbers from directories. It extracts clean contact info in one click, and exporting to Sheets or Notion takes seconds. No extra setup, no coding—just usable data ready to work with.
Rhea C.E-commerce AnalystThunderbit helps me monitor SKU data across multiple pages. I scrape the listings, then use Subpage Scraping to pull full product specs, pricing, reviews, and stock. The AI organizes everything into columns I define.
Cassian B.Real Estate AdvisorThunderbit's Scheduled Scraper makes real estate tracking easier. I describe the interval in plain English, and it automatically pulls updated listings, prices, and links without touching the setup again. Simple and very practical.
Dorian B.Content & SEO SpecialistI use Thunderbit's Field AI Prompts to clean and tag scraped blog content. It extracts titles, authors, and even suggests categories. Works great across dynamic sites and subpages—perfect for building structured SEO datasets.
Lina K.Marketplace Operations LeadWe track SKUs from niche stores using Thunderbit. Cloud Scraping handles 50 pages at a time, and for login-required sites, we switch to browser mode. It’s fast, flexible, and doesn’t need ongoing maintenance or manual edits.
Jorge F.Inbound Sales ManagerThunderbit’s AI Autofill is a lifesaver. After scraping contact info, I use it to fill lead forms directly in my browser. I just select the tab, and it fills everything using the scraped row. No manual input needed.
Alina D.Freelance ResearcherI rely on Thunderbit for extracting data from PDFs, image-based sites, and infinite scroll pages. It handles messy formats with AI and delivers ready-to-export tables I can send to Google Sheets or Airtable in seconds.
Taryn W.Growth Strategist@Thunderbit changed how I run competitor research. I click 'AI Suggest Fields,' and it builds a clean table across paginated results—no coding, no CSS. Huge time-saver when analyzing product data from long-tail marketplaces.
Miles T.Sales Development ConsultantI use Thunderbit to grab emails and phone numbers from directories. It extracts clean contact info in one click, and exporting to Sheets or Notion takes seconds. No extra setup, no coding—just usable data ready to work with.
Rhea C.E-commerce AnalystThunderbit helps me monitor SKU data across multiple pages. I scrape the listings, then use Subpage Scraping to pull full product specs, pricing, reviews, and stock. The AI organizes everything into columns I define.
Cassian B.Real Estate AdvisorThunderbit's Scheduled Scraper makes real estate tracking easier. I describe the interval in plain English, and it automatically pulls updated listings, prices, and links without touching the setup again. Simple and very practical.
Dorian B.Content & SEO SpecialistI use Thunderbit's Field AI Prompts to clean and tag scraped blog content. It extracts titles, authors, and even suggests categories. Works great across dynamic sites and subpages—perfect for building structured SEO datasets.
Lina K.Marketplace Operations LeadWe track SKUs from niche stores using Thunderbit. Cloud Scraping handles 50 pages at a time, and for login-required sites, we switch to browser mode. It’s fast, flexible, and doesn’t need ongoing maintenance or manual edits.
Jorge F.Inbound Sales ManagerThunderbit’s AI Autofill is a lifesaver. After scraping contact info, I use it to fill lead forms directly in my browser. I just select the tab, and it fills everything using the scraped row. No manual input needed.
Alina D.Freelance ResearcherI rely on Thunderbit for extracting data from PDFs, image-based sites, and infinite scroll pages. It handles messy formats with AI and delivers ready-to-export tables I can send to Google Sheets or Airtable in seconds.

Frequently Asked Questions

Extract Data using AI
Easily transfer data to Google Sheets, Airtable, or Notion
Chrome Store Rating
PRODUCT HUNT#1 Product of the Week
© 2026 Thunderbit Inc. All rights reserved.