SiteScore tracks thousands of web technology vendors across hundreds of thousands of the top sites on the web. We use these findings to publish customer lists for thousands of web technology vendors based on references to javascript, cookies or other references for those vendors on customer websites.
View the Top 100 Most Popular Vendors on SiteScore below, ranked by customer count.
Click into any vendor to access their customer list, view customer counts trended over time, see website traffic statistics and many other competitive metrics.
Google Analytics lets you measure your advertising ROI as well as track your Flash, video, and social networking sites and applications.
Google Tag Manager helps make website tag management simple with tools & solutions that allow small businesses to deploy and edit tags all in one place.
Discover how Google can help grow your business. Drive sales, generate leads & increase brand awareness with online ads.
Search the world's information, including webpages, images, videos and more. Google has many special features to help you find exactly what you're looking for.
Open source software which you can use to easily create a beautiful website, blog, or app.
Here at Cloudflare, we make the Internet work the way it should. Offering CDN, DNS, DDoS protection and security, find out how we can help your site.
Customer List Available (87167 Customers) Advertising Insights Available
Earn money with website monetization from Google AdSense. We'll optimize your ad sizes to give them more chance to be seen and clicked.
Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.
Customer List Available (65083 Customers) Advertising Insights Available
Discover LinkedIn Business Solutions with products to hire, market and sell powered by LinkedIn's powerful network.
From breaking news and entertainment to sports and politics, get the full story with all the live commentary.
Customer List Available (47274 Customers) Advertising Insights Available
We’re a global advertising marketplace where premium digital media companies can sell their ad impressions transparently, in real time, to programmatic buyers. We’re independent, with no other business interests, which is why the top companies in the advertising, marketing and tech industries...
jQuery: The Write Less, Do More, JavaScript Library
See how visitors are really using your website, collect user feedback and turn more visitors into customers.
PubMatic is a digital advertising technology company who empowers premium app developers and publishers to maximize their programmatic advertising business.
Customer List Available (43004 Customers) Advertising Insights Available
OpenX has the largest independent ad exchange network for publishers and demand partners, while maintaining the highest quality marketplace standards. Learn more.
Optimize your paid search advertising campaigns. Connect with your potential customers using audience, product and search solutions from Microsoft Advertising.
Enhance, clean and optimize your email list with TowerData's data enrichment, email validation and identity matching services.
Customer List Available (38781 Customers) Advertising Insights Available
Our mission is to transform media for the benefit of humankind. How? By helping brands deliver a more insightful & relevant ad experience.
Customer List Available (34915 Customers) Advertising Insights Available
Yandex is a technology company that builds intelligent products and services powered by machine learning. Our goal is to help consumers and businesses better navigate the online and offline world. Since 1997, we have delivered world-class, locally relevant search and information services. Additionally, we have developed market-leading on-demand transportation services, navigation products, and other mobile applications for millions of consumers across the globe. Yandex, which has 17 offices worldwide, has been listed on the NASDAQ since 2011.
Our programmatic advertising exchange helps digital publishers and advertisers execute billions of advertising transactions each month, easily and safely.
We are taking an entirely new approach to advertising on the open internet.
Customer List Available (32230 Customers) Advertising Insights Available
AddThis share buttons, targeting tools and content recommendations help you get more likes, shares and followers and keep them coming back.
Work smarter and solve problems faster with a unified view of your software and systems.
Customer List Available (26520 Customers) Advertising Insights Available
Grow your business on the top platform for discovery and decisions. Learn how Pinterest works, get a free business account and run ads to reach your goals.
Customer List Available (24222 Customers) Advertising Insights Available
Use Salesforce's data management platform (DMP) to unify your data and strengthen customer relationships across every touchpoint.
Try Shopify free and start a business or grow an existing one. Get more than ecommerce software with tools to manage every part of your business.
Customer List Available (23802 Customers) Advertising Insights Available
Clarity is a free user behavior analytics tool that helps you understand how users are interacting with your website through session replays and heatmaps.
HubSpot offers a full platform of marketing, sales, customer service, and CRM software — plus the methodology, resources, and support — to help businesses grow better. Get started with free tools, and upgrade as you grow.
Customer List Available (23436 Customers) Advertising Insights Available
See how your audience targeting improves with Audience Manager from Adobe.
Sell online with the fully customizable, open source eCommerce platform built for WordPress.
BidSwitch is a middleware that allows connected programmatic partners to seamlessly access new platforms and services to optimizing their performance.
Neustar Enables Trusted Connections Between Companies and People at the Moments That Matter the Most.
The world’s most popular and easiest to use icon set just got an upgrade. More icons. More styles. More Options.
Delivering campaign solutions that measure viewability, attention, & brand safety across devices including display, video, mobile, and TV.
LiveRamp provides the identity platform leveraged by enterprise marketers and their partners to deliver innovative products and exceptional experiences. The LiveRamp platform connects people, data, and devices across the digital and physical world, powering the people-based marketing revolution and allowing consumers to safely connect with the brands and products they love.
Customer List Available (18225 Customers) Advertising Insights Available
GroupM is the world’s leading media investment company. We make advertising work better for people.
Explore how you can maximize your ad budget with Adobe Advertising Cloud.
Technology at the intersection of creative and media, driving the next generation of programmatic advertising from desktop to television.
Customer List Available (17836 Customers) Advertising Insights Available
Leading Data Management Platform & Data Exchange
Mailchimp is the All-In-One integrated marketing platform for small businesses, to grow your business on your terms. It's easy to use - start for free today!
Simpli.fi is the leader in localized programmatic solutions. Trade desks, networks, local media groups, and multi-location brands leverage Simpli.fi’s superior performance, customizable audiences, and efficient delivery models to drive higher ROI in their digital businesses.
Customer List Available (15046 Customers) Advertising Insights Available
Create custom forms on WordPress with Gravity Forms, the easiest-to-use, secure, and reliable WordPress form builder plugin for your website.
Customer List Available (14979 Customers) Advertising Insights Available
We deliver the most responsive, accountable and performant digital advertising technology for brands to buy addressable media.
Unlock the power of video and join over 200M professionals, teams, and organizations who use Vimeo to create, collaborate and communicate.
Customer List Available (14580 Customers) Advertising Insights Available
Outbrain is the technology company powering the discovery feeds on your favorite media.
Reach nearly 2B people monthly across the best publishers. Full-funnel solutions across multi-format offerings including video, display, performance & social.
Amobee is the world’s leading independent advertising platform that unifies a TV, programmatic, digital and social
Activate the world’s largest set of commerce data to bring richer experiences to consumers with our Commerce Media Platform.
Customer List Available (13699 Customers) Advertising Insights Available
Website Tools to grow your online audience. Data Solutions that create engaging customer connections. Privacy Tools for consent management and GDPR compliance.
Online market research community enabling members to earn cash and prizes for participating in surveys.
Sovrn powers great publishers. We build tools and advertising products to help you grow and operate your business, earn more money, and manage your audience.
Have conversations on a connected messaging platform across web, mobile or social apps. Easy to automate and fast to scale. Try Zendesk messaging for free
Customer List Available (12945 Customers) Advertising Insights Available
Klaviyo is a growth marketing platform created for online businesses — featuring powerful marketing automation and a revenue-driving email platform. Klaviyo helps brands understand their customers and build unlimited, real, quality relationships.
Customer List Available (12933 Customers) Advertising Insights Available
Nielsen shapes the world’s media and content for all people by connecting across devices to understand the audience and their perspectives.
Customer List Available (12582 Customers) Advertising Insights Available
SpotX is the trusted video advertising platform, enabling the world's largest media owners to monetize content & helping advertisers access premium inventory.
Basis is the most comprehensive media automation and intelligence platform in the industry—and the only platform to support the planning, reporting, and financial reconciliation of direct, programmatic, search, and social media, all in one place.
The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions of message per day.
TikTok - trends start here. On a device or on the web, viewers can watch and discover millions of personalized short videos. Download the app to get started.
Customer List Available (11400 Customers) Advertising Insights Available
Smart is the most powerful ad server and natively integrated SSP on the market. We provide solutions for Publishers and Demand Partners - Adserving
Customer List Available (11332 Customers) Advertising Insights Available
Get sharing buttons for your website visitors to share content on any social sharing service. AddToAny is the universal sharing platform for websites and apps.
Adform FLOW is enterprise technology built for modern marketing. Independent and integrated, it gives you the control you never had – configurable, transparent and secure - enabling seamless management of the whole campaign life cycle across all digital media channels. Through exceptional user experience and enhanced human/machine collaboration, Adform FLOW provides augmented intelligence to amplify your business results.
Customer List Available (10841 Customers) Advertising Insights Available
tawk.to is 100% free live chat software to monitor and chat with visitors on your website or from a free customizable page.
StackAdapt is the self-serve programmatic advertising platform used by the most exceptional digital marketers.
ID5 is the shared identity infrastructure designed to improve user recognition in a privacy-compliant way.
Transform email into the simplest, most powerful way to resolve identity while driving sales and increasing revenue.
We're Zeta Global, a data-driven marketing technology company that helps brands acquire more customers, retain them for longer and grow their value.
Use Crazy Egg to see what's hot and what's not, and to know what your web visitors are doing with tools, such as heatmaps, recordings, A/B testing & more.
Google Optimize offers A/B testing, website testing & personalization tools for small businesses to help deliver engaging customer experiences.
Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes, including fraud prevention, and subscription management. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.
Customer List Available (8801 Customers) Advertising Insights Available
33Across builds technology for publishers to increase the value of their inventory and safely monetize it for the open internet.
With AdRoll's AI-driven marketing software, you can get sophisticated audience targeting, cross-channel engagement, advanced measurement and attribution, all in one place. Build a brand customers love, turn more visitors into customers, and grow customer loyalty with AdRoll’s growth platform.
Customer List Available (8496 Customers) Advertising Insights Available
Media.net is a leading online ad-tech company that develops innovative products for advertisers and publishers. With over 800+ employees, Media.net is one of top 5 ad-tech companies by market-cap globally.
Innovid is an independent CTV advertising and measurement platform for the world's largest brands.
Customer List Available (8453 Customers) Advertising Insights Available
The top destination for regulatory information and the latest privacy news related to cookies and tracking technologies.
Improve Digital is the All-in-One Advertising Platform for Publishers, Content Providers and Broadcasters.
We create enriched customer experiences that drive performance at the individual and business level, enabling marketing built on proof, not promises.
Customer List Available (8295 Customers) Advertising Insights Available
Shop Walmart.com for Every Day Low Prices. Free Shipping on Orders $35+ or Pickup In-Store and get a Pickup Discount. Open a Walmart Credit Card to Save Even More!
Roku provides the simplest way to stream entertainment to your TV. On your terms. Access more than 500,000+ movies and TV episodes across free and paid channels.
Customer List Available (8071 Customers) Advertising Insights Available
VK is the largest European social network with more than 100 million active users. Our goal is to keep old friends, ex-classmates, neighbors and colleagues in touch.
Customer List Available (7964 Customers) Advertising Insights Available
The future of Identity and attribution is available today. Intent IQ Identity Hub is powered by an accurate and powerful real-time identity graph of technology. Identity Hub spans across all of North America covering over 110M households, 400M Devices, and over 3B Profiles.
FreeWheel - Unifying linear and digital TV. Automated planning, buying, and selling. Learn more about FreeWheel’s leading premium inventory that makes advertising success easier.
Customer List Available (7301 Customers) Advertising Insights Available
We dream, we do, and we deliver customer experience transformation for the world's leading brands.
ownerIQ is focused on leading the data market’s evolution towards transparency, relevancy and choice. We are bringing the most valuable consumer data to market– explicit shopping and purchasing data from retailers and brands– to power a new data economy: The Second-Party Data marketplace.
Zemanta is the world’s first multi-channel demand-side platform built for post-click engagement. Traditional programmatic advertising platforms are built to serve impressions but Zemanta has pioneered the technology that empowers trading desks to show actual return on ad spend. Clients include WPP, Omnicom, Publicis Groupe, IPG, Dentsu, and Havas. The company was founded in Slovenia in 2007 and is part of Outbrain, the leading recommendation platform for the open web.
Taboola is the world's leading discovery & native advertising platform that helps people explore what's interesting and new in the moment of next.
Build great customer relationships every step of the journey with Intercom.
Customer List Available (6723 Customers) Advertising Insights Available
RhythmOne, a Tremor International company, drives real business outcomes in multiscreen advertising. Powered by one of the world’s most efficient and effective programmatic platforms, we provide innovative data-driven solutions for brands to connect with consumers.
Snapchat lets you easily talk with friends, view Live Stories from around the world, and explore news in Discover. Life's more fun when you live in the moment!
Customer List Available (6523 Customers) Advertising Insights Available
Adobe is changing the world through digital experiences. We help our customers create, deliver and optimize content and applications.
Customer List Available (6486 Customers) Advertising Insights Available
Eyeota is a data transformation company serving the global enterprise. Leading brands, publishers and data companies leverage Eyeota to onboard, enrich, and activate their data assets across global markets, digital geographies, and channels.
Best cloud software, business email, collaboration, productivity, IDM, CIAM, TV Everywhere, OTT, portals, digital advertising. Cloud ID | Zimbra | Zimbra Cloud
PulsePoint is accelerating data and programmatic health technology to deliver contextually relevant and personalized health information, in the moment. Everything Healthcare Marketers need to plan, activate, analyze and optimize their health marketing in one platform.
Mobile-first platform and free ad server for publishers, app developers, agencies, DSPs and ad networks. Monetize your app or get targeted mobile traffic.