what is a good alternative to Quickbooks
For small and medium sized businesses, Xero Accounting is a great alternative. It's an easy to use, hosted solution that provides strong customizability for customers. Wave Accounting is a free alternative that is great for small businesses. Wave is a web-based solution that can serve all your accounting, payroll, and invoicing needs.
If you're looking for enterprise level accounting software, then Sage Peachtree is a popular alternative to Quickbooks.
Simply Accounting and Peachtree are common introductory systems similar to QuickBooks.
Blue Link ERP is a good example of a system once you have grown beyond QuickBooks and are looking at integrated systems.