Technology data · updated Nov 2026
Who uses what: 6,530 technologies across 995,772 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 54 of the tools sellers ask about most, each company with the evidence we saw. Every other technology is one search away in RocketSDR.
- 995,772
- companies with a mapped tech stack
- 6,530
- technologies detected 2,870 on 25+ companies
- 15.5M
- technology detections
- 1,008,359
- websites scanned
- 295,806
- Android apps decompiled
Data study
8,497 advertisers are already on ChatGPT ads
ChatGPT ads already have more advertisers than X Ads, The Trade Desk, Pinterest Ads. See who they are, by industry, size and country.
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- 8,497
- advertisers
- 134,794
- company websites in the panel
AI & workspace
Companies using ClaudeAnthropic's AI assistant and API platform.18,365 companies · DNS-verifiedCompanies using OpenAIChatGPT for business and the OpenAI API platform.9,483 companies · DNS-verifiedCompanies using CursorThe AI code editor.1,126 companies · DNS-verifiedCompanies using NotionDocs, wikis and projects in one workspace.879 companies · DNS-verified
Developer & infrastructure
Companies using VercelFrontend cloud for hosting Next.js and modern web apps.48,666 companiesCompanies using SentryError monitoring and performance tracing.37,450 companies · 7,667 via appsCompanies using StripeOnline payments infrastructure.14,927 companies · 2,285 via appsCompanies using RazorpayPayments platform for Indian businesses.6,657 companies · 3,425 via appsCompanies using MapboxMaps, navigation and location SDKs.2,054 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.13,486 companies · 268 via appsCompanies using MixpanelEvent-based product analytics.5,589 companies · 2,598 via appsCompanies using PostHogOpen-source product analytics, session replay and feature flags.5,185 companies · 614 via appsCompanies using VWOA/B testing and conversion optimisation.4,482 companiesCompanies using SegmentCustomer data platform for collecting and routing events.4,263 companies · 1,540 via appsCompanies using AmplitudeDigital analytics and experimentation.4,021 companies · 2,481 via appsCompanies using OptimizelyA/B testing and digital experience platform.1,388 companies · 183 via appsCompanies using HeapAutocapture product analytics.960 companies · 120 via appsCompanies using FullstorySession replay and digital experience analytics.902 companies · 258 via appsCompanies using RudderStackWarehouse-native customer data platform.609 companies
Marketing automation & CRM
Companies using HubSpotCRM, marketing automation and CMS.106,108 companiesCompanies using ZendeskCustomer service and support ticketing.22,585 companies · 1,216 via appsCompanies using KlaviyoEmail and SMS marketing for ecommerce.21,914 companiesCompanies using Pardot (Account Engagement)Salesforce's B2B marketing automation.14,482 companiesCompanies using CalendlyMeeting scheduling links.7,607 companiesCompanies using IntercomAI customer service and messaging.5,125 companies · 1,355 via appsCompanies using MarketoAdobe's B2B marketing automation platform.2,694 companiesCompanies using UnbounceLanding page builder.504 companiesCompanies using DriftConversational marketing chat.445 companiesCompanies using FreshworksCRM and customer service software.402 companiesCompanies using PipedriveSales CRM for small teams.362 companies
B2B intent & visitor ID
Companies using Apollo.ioSales intelligence platform, incl. its website-visitor tracking tag.3,925 companiesCompanies using ZoomInfoB2B contact data, including the WebSights visitor tag.2,615 companiesCompanies using DemandbaseAccount-based marketing and intent data.1,745 companiesCompanies using 6senseAccount-based intent data and orchestration.1,587 companiesCompanies using ClearbitB2B data enrichment and Reveal visitor identification.1,065 companiesCompanies using ClayGTM data enrichment workflows, incl. the Claydar website-visitor tag.792 companiesCompanies using WarmlyWebsite visitor identification and AI chat.663 companiesCompanies using QualifiedAI SDR and conversational marketing for Salesforce teams.515 companiesCompanies using SalesloftSales engagement platform.408 companiesCompanies using lemlistCold email outreach and sequencing.235 companies
Mobile growth SDKs
Companies using AppsFlyerMobile attribution and marketing analytics.7,021 companies · 6,712 via appsCompanies using OneSignalPush notifications and in-app messaging.4,685 companies · 3,475 via appsCompanies using AdjustMobile measurement and attribution.3,916 companies · 3,916 via appsCompanies using BranchDeep linking and mobile attribution.3,169 companies · 2,927 via appsCompanies using BrazeCustomer engagement: push, email and in-app.1,995 companies · 1,904 via appsCompanies using CleverTapMobile engagement and retention platform.1,463 companies · 1,337 via appsCompanies using MoEngageCross-channel customer engagement.1,188 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 6,476 more.
Search any of the 6,530 technologies we detect, filter the companies by industry, size and country, and turn the list into a campaign with the right person at each.