Salesforce is a popular cloud-based CRM platform founded in 1999 by Marc Benioff, offering features for sales, service, marketing, and community management. It supports various organizational operations and provides a low-cost, easy-to-implement solution available in 16 languages. Salesforce includes standard and custom objects, different relationship types, and a Visualforce component for user interaction, benefiting organizations by enhancing productivity and improving customer relationship management.