QuickBooks

Xero is a cloud-based accounting software platform for small businesses, developed by Xero Limited. It provides invoicing, bank reconciliation, payroll, and financial reporting, and integrates with banks, accountants, bookkeepers and third-party business applications. The company was founded in New Zealand and serves small businesses and their advisors internationally.

NetSuite is a cloud-based enterprise resource planning (ERP) platform originally developed by NetSuite Inc. and now owned by Oracle Corporation. It provides integrated applications for financials, CRM, e-commerce, inventory, and order management for mid-market and enterprise customers.

Square is a financial services and mobile payments company founded in 2009 and now a business unit of Block, Inc. It offers payment processing hardware and software, point-of-sale systems, online payments, payroll, and small-business services such as lending and inventory management.

**Stripe** is a financial technology company that provides online payment processing software and APIs for businesses of all sizes. Founded in 2010 by Irish brothers Patrick and John Collison, it lets companies accept payments, manage subscriptions and billing, handle tax compliance, prevent fraud, and access treasury and banking tools. Headquartered in South San Francisco and Dublin, it remains privately held.

HubSpot is an American software company that develops a cloud-based platform for inbound marketing, sales, customer service, and customer relationship management (CRM). Founded in 2006, its product suite includes marketing automation, sales tools, a CRM, a service hub, a content management system, and operations tools.