Technology data · updated Nov 2026
Who uses what: 7,105 technologies across 2,475,515 companies
We map the tech stack of nearly every company that matters to a B2B seller — from their website code, their tag managers, their DNS records and 295,806 Android apps we decompiled. Below are free lists for 56 of the tools sellers ask about most, each company with the evidence we saw. Want a list for any of the others? Book a call.
- 2,475,515
- companies with a mapped tech stack
- 7,105
- technologies detected 3,259 on 25+ companies
- 29.6M
- technology detections
- 1,008,359
- websites scanned
- 295,806
- Android apps decompiled
Data study
Who is adopting ChatGPT ads?
A study of 16,182 company websites with the ChatGPT ads tag. Explore the companies behind adoption and the other advertising platforms they use.
Read the study →
- 696,211
- company websites analysed
- 16,182
- domains with the ChatGPT tag
Who advertises where
Advertiser studies for 40 ad platforms: who runs them, which other channels their advertisers use, and how they break down by sector, size and country. Built for the platforms, agencies and ad-tech teams that sell to them.
Search & AI
Social
Who advertises on TikTok?22,079 advertiser sitesWho advertises on X?13,068 advertiser sitesWho advertises on Reddit?12,271 advertiser sitesWho advertises on Pinterest?9,054 advertiser sitesWho advertises on Snapchat?6,041 advertiser sitesWho advertises on Quora?2,234 advertiser sitesWho advertises on Nextdoor?782 advertiser sites
DSPs & programmatic
Who advertises with Google DV360?15,587 advertiser sitesWho advertises with The Trade Desk?8,871 advertiser sitesWho advertises with StackAdapt?7,174 advertiser sitesWho advertises with AdRoll?4,879 advertiser sitesWho advertises with Simpli.fi?4,233 advertiser sitesWho advertises with Xandr?3,433 advertiser sitesWho advertises with Criteo?3,345 advertiser sitesWho advertises with Yahoo DSP?2,250 advertiser sitesWho advertises with Quantcast?1,420 advertiser sitesWho advertises with Adform?1,238 advertiser sitesWho advertises with RTB House?882 advertiser sitesWho advertises with Amazon DSP?853 advertiser sitesWho advertises with Feathr?832 advertiser sitesWho advertises with Beeswax?797 advertiser sitesWho advertises with Basis?785 advertiser sitesWho advertises with Viant?708 advertiser sitesWho advertises with MediaMath?665 advertiser sitesWho advertises with GroundTruth?516 advertiser sitesWho advertises with AppLovin?499 advertiser sites
Native
Connected TV
AI & workspace
Companies using ClaudeAnthropic's AI assistant and API platform.18,364 companies · DNS-verifiedCompanies using OpenAIChatGPT for business and the OpenAI API platform.9,482 companies · DNS-verifiedCompanies using CursorThe AI code editor.1,125 companies · DNS-verifiedCompanies using NotionDocs, wikis and projects in one workspace.878 companies · DNS-verified
Developer & infrastructure
Companies using VercelFrontend cloud for hosting Next.js and modern web apps.96,257 companiesCompanies using SentryError monitoring and performance tracing.40,004 companies · 7,667 via appsCompanies using StripeOnline payments infrastructure.19,110 companies · 2,285 via appsCompanies using RazorpayPayments platform for Indian businesses.6,884 companies · 3,425 via appsCompanies using MapboxMaps, navigation and location SDKs.3,473 companies · 1,116 via appsCompanies using LaunchDarklyFeature flags and progressive delivery.854 companies
Website builders
Product analytics
Companies using HotjarHeatmaps, recordings and on-site surveys.13,546 companies · 268 via appsCompanies using MixpanelEvent-based product analytics.5,590 companies · 2,598 via appsCompanies using PostHogOpen-source product analytics, session replay and feature flags.5,186 companies · 614 via appsCompanies using VWOA/B testing and conversion optimisation.4,538 companiesCompanies using AmplitudeDigital analytics and experimentation.4,304 companies · 2,481 via appsCompanies using SegmentCustomer data platform for collecting and routing events.4,272 companies · 1,540 via appsCompanies using OptimizelyA/B testing and digital experience platform.1,938 companies · 183 via appsCompanies using HeapAutocapture product analytics.963 companies · 120 via appsCompanies using FullstorySession replay and digital experience analytics.911 companies · 258 via appsCompanies using RudderStackWarehouse-native customer data platform.616 companies
Marketing automation & CRM
Companies using HubSpotCRM, marketing automation and CMS.136,027 companiesCompanies using KlaviyoEmail and SMS marketing for ecommerce.30,768 companiesCompanies using ZendeskCustomer service and support ticketing.23,946 companies · 1,216 via appsCompanies using Pardot (Account Engagement)Salesforce's B2B marketing automation.14,487 companiesCompanies using CalendlyMeeting scheduling links.10,216 companiesCompanies using IntercomAI customer service and messaging.5,125 companies · 1,355 via appsCompanies using MarketoAdobe's B2B marketing automation platform.2,794 companiesCompanies using UnbounceLanding page builder.857 companiesCompanies using DriftConversational marketing chat.445 companiesCompanies using FreshworksCRM and customer service software.434 companiesCompanies using PipedriveSales CRM for small teams.362 companiesCompanies using Chili PiperInbound lead routing and instant meeting booking.162 companies
B2B intent & visitor ID
Companies using Apollo.ioSales intelligence platform, incl. its website-visitor tracking tag.9,997 companiesCompanies using ZoomInfoB2B contact data, including the WebSights visitor tag.4,219 companiesCompanies using 6senseAccount-based intent data and orchestration.2,462 companiesCompanies using DemandbaseAccount-based marketing and intent data.2,450 companiesCompanies using ClearbitB2B data enrichment and Reveal visitor identification.1,837 companiesCompanies using ClayGTM data enrichment workflows, incl. the Claydar website-visitor tag.1,420 companiesCompanies using WarmlyWebsite visitor identification and AI chat.1,123 companiesCompanies using QualifiedAI SDR and conversational marketing for Salesforce teams.765 companiesCompanies using SalesloftSales engagement platform.408 companiesCompanies using lemlistCold email outreach and sequencing.235 companiesCompanies using KoalaWebsite visitor and product intent signals.232 companies
Mobile growth SDKs
Companies using AppsFlyerMobile attribution and marketing analytics.7,907 companies · 6,712 via appsCompanies using OneSignalPush notifications and in-app messaging.5,931 companies · 3,475 via appsCompanies using BranchDeep linking and mobile attribution.3,942 companies · 2,927 via appsCompanies using AdjustMobile measurement and attribution.3,916 companies · 3,916 via appsCompanies using BrazeCustomer engagement: push, email and in-app.2,000 companies · 1,904 via appsCompanies using CleverTapMobile engagement and retention platform.1,463 companies · 1,337 via appsCompanies using MoEngageCross-channel customer engagement.1,220 companies · 1,063 via appsCompanies using SingularMobile attribution and cost aggregation.1,080 companies · 1,080 via appsCompanies using AgoraReal-time voice, video and live streaming SDKs.661 companies · 661 via appsCompanies using KochavaMobile measurement and attribution.309 companies · 309 via appsCompanies using SendbirdIn-app chat, voice and video APIs.177 companies · 177 via apps
Not seeing your tool? We track 7,049 more.
Tell us which technology you sell into or against. On a 15-minute call we'll pull the companies running it from all 7,105 we detect, and show how we can help you reach them.