CiviCRM
More than 10,000 non-profits have chosen CiviCRM because of its reputation as being a high-performance solution. The software is recognized as the best open-source CRM because of its robust features, affordability and wide-ranging support. Features of the software include centralized constituent support, member and donor management, and full integration with CMS applications such as WordPress and Joomla. When you choose CiviCRM, you get software that you can inspect for integrity and modify to meet the needs of your organization. Additionally, thousands of programmers around the world are available to create customizations that can accommodate the changing dynamics of your organization. Simply put, CiviCRM is fully scalable, so that you never need to worry about outgrowing your system. Such confidence means that you can focus on your mission, not investing in expensive "forklift" upgrades. Also, CiviCRM features accounting integration, so that you can operate with a high level of efficiency.