Email marketing, automation, and CRM platform headquartered in Chicago, Illinois.
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US tools listed on this site — click through to see their European alternatives.
Enterprise e-commerce platform (formerly Magento) owned by Adobe Inc., headquartered in San Jose, California.
Adobe's subscription suite of design apps (Photoshop, Illustrator, etc.) published by Adobe Inc.
Long-established payroll and human capital management provider headquartered in Roseland, New Jersey.
Search-as-a-service API for embedding site/app search and discovery, controlling entity headquartered in San Francisco, California.
Amazon's content delivery network for fast, secure delivery of websites, videos, and APIs.
AWS's managed search-infrastructure service for standing up a scalable search index/API without managing servers.
Amazon's managed relational database service supporting PostgreSQL, MySQL, MariaDB, Oracle, and SQL Server.
Object storage service from Amazon Web Services, part of Amazon.com Inc, headquartered in Seattle.
Publicly traded digital analytics platform for product usage tracking, cohort analysis, and experimentation.
US AI safety company behind the Claude model family, headquartered in San Francisco, California.
Widely used work-management and task-tracking platform for teams, founded by ex-Facebook engineers.
Amazon's scalable managed DNS web service for routing end users to internet applications.
HR software for small and medium businesses covering hiring, onboarding, payroll, and employee records.
Long-running project management and team communication tool from 37signals, one of the pioneers of SaaS PM tools.
Publicly traded SaaS e-commerce platform headquartered in Austin, Texas.
US accounts payable and receivable automation platform used by SMEs and accounting firms.
Microsoft's consumer web search engine; Microsoft Corporation is headquartered in Redmond, Washington.
Git repository hosting from Atlassian with built-in CI/CD pipelines and integration with Jira.
Enterprise cloud content management and file-sharing platform headquartered in Redwood City, California.
Cloud-based CI/CD platform for automating software builds, tests, and deployments.
Video conferencing and collaboration suite owned by Cisco Systems, headquartered in San Jose, California.
All-in-one productivity and project management platform covering tasks, docs, goals, and chat.
Global network offering DNS, CDN, tunnels, and security services to speed up and protect websites.
Long-running email marketing and small-business marketing platform headquartered in Waltham, Massachusetts.
US cloud-native endpoint detection and response (EDR/XDR) and threat intelligence platform (Falcon).
US cloud monitoring and observability platform covering infrastructure, APM, logs and security.
Cloud development environment platform for spinning up standardized, on-demand coding sandboxes.
Cloud registry service for finding, storing, and sharing container images.
A San Francisco-based pioneer of electronic signatures and agreement management used by over a million customers worldwide.
US continuous security-compliance automation platform for SOC 2, ISO 27001 and related certifications.
Consumer and business file hosting, sync, and collaboration service headquartered in San Francisco.
Expense management and corporate card software for tracking receipts and automating reimbursements.
Browser-based collaborative interface design and prototyping tool, the dominant modern design tool.
Help desk and ticketing product from Freshworks Inc., re-domiciled to and headquartered in San Mateo, California.
US developer-focused customer identity and authentication platform, deployable self-hosted or as a managed cloud service.
Git repository hosting platform with pull requests, issues, and collaboration tools used by millions of developers.
CI/CD automation platform built into GitHub for building, testing, and deploying code.
DevOps platform combining Git repository hosting with built-in CI/CD pipelines and project management.
Google's free web and app analytics platform, the most widely used traffic-tracking tool on the web.
Cloud file storage and sync service operated by Google LLC, headquartered in Mountain View, California.
Google's AI chatbot and model family, developed by Google LLC, headquartered in Mountain View, California.
Alphabet/Google's dominant consumer web search engine, headquartered in Mountain View, California.
Google's business email, calendar, and productivity suite built around Gmail, headquartered in Mountain View, California.
Payroll, benefits, and HR platform built for small and medium-sized US businesses.
Shared-inbox help desk software built for small support teams, headquartered in Boston, Massachusetts.
Premium subscription email service built by 37signals (makers of Basecamp), headquartered in Chicago, Illinois.
A Cambridge, Massachusetts CRM and marketing platform offering a free CRM core plus sales, marketing, and service hubs.
Messaging-based customer service and support platform, headquartered in San Francisco.
Digital-product design and prototyping platform historically used for handoff and collaboration workflows.
Universal artifact repository manager for storing and managing build binaries, packages, and containers.
US cloud directory platform combining SSO, device management, and identity for distributed IT environments.
E-commerce-focused email and SMS marketing platform headquartered in Boston, Massachusetts.
Email marketing and marketing automation platform owned by Intuit, headquartered in Atlanta, Georgia.
Microsoft's Outlook email client and Exchange Online hosting, part of the Microsoft 365 suite, headquartered in Redmond, Washington.
Microsoft's cloud CRM/ERP suite, developed and sold by Microsoft Corporation of Redmond, Washington.
Chat-based workspace with integrated video meetings, developed by Microsoft as part of Microsoft 365.
Product and event analytics platform for tracking user behavior and funnels inside web and mobile apps.
MongoDB Inc.'s fully managed cloud database-as-a-service for its document-oriented NoSQL database.
Platform for building, deploying, and hosting modern web projects with git-based workflows and serverless functions.
US application performance monitoring and observability platform for cloud and on-prem systems.
Secure tunneling service that exposes local development servers to the internet with a public URL.
Deployment automation and release management tool for coordinating deployments across servers and environments.
Publicly traded US identity and access management platform providing SSO, MFA, and API access management.
US company behind ChatGPT and the GPT model family, legally headquartered in San Francisco, California.
Commercial company behind the OpenVPN protocol and Access Server remote-access VPN product, headquartered in California.
US incident response and on-call management platform for IT operations teams.
US AI-powered answer-engine and search company headquartered in San Francisco, California.
US enterprise identity and access management vendor offering SSO, MFA, and directory services, based in Denver.
Serverless MySQL-compatible database platform built on Vitess, offering branching and scaling for cloud applications.
Widely used small-business accounting software made by Intuit, covering invoicing, bookkeeping, and payroll.
Cloud platform for deploying apps, databases, and services with minimal configuration.
Browser-based coding platform with instant cloud development environments and hosting for many languages.
A San Francisco-based cloud CRM pioneer offering sales, service, marketing, and platform tools.
Enterprise e-commerce platform from Salesforce, headquartered in San Francisco, California.
US AI-driven autonomous endpoint, cloud and identity security (XDR) platform.
All-in-one website builder and hosting platform for small businesses, portfolios, and online stores.
Cloud-based continuous integration service for building and testing software hosted on GitHub and Bitbucket.
Zero Trust Network Access (ZTNA) platform that replaces traditional corporate VPNs, headquartered in Redwood City, California.
US SaaS platform automating security compliance monitoring for SOC 2, ISO 27001 and similar frameworks.
Frontend cloud platform for deploying and hosting web apps built with Next.js and other modern frameworks.
Visual, no-code website builder and CMS that generates production-ready HTML/CSS/JS.
WordPress e-commerce plugin owned by Automattic Inc., headquartered in San Francisco, California.
Hosted website/blog builder and CMS platform operated by Automattic, the commercial steward of WordPress.
Enterprise cloud platform for human capital management, financial management, and workforce planning.
Long-running free consumer webmail service operated by Yahoo Inc., headquartered in Sunnyvale, California.
Cloud-based customer service and ticketing platform, taken private in 2022 but still headquartered in San Francisco.
Widely used video conferencing and webinar platform operated by Zoom Video Communications, headquartered in San Jose, California.
Cloud-delivered Zero Trust Exchange platform for secure internet, SaaS, and private application access, headquartered in San Jose, California.