vtiger CRM is an enterprise-ready Open Source CRM software mainly for small and medium businesses. vtiger CRM is built over proven, fast, and reliable LAMP/WAMP (Linux/Windows, Apache, MySQL, and PHP) technologies and other open source projects.

vtiger CRM leverages the benefits of Open Source software and adds more value to the end-users by providing many enterprise features, such as Sales force Automation , customer support & service , marketing automation, inventory management, multiple database support, security management, product customization, calendaring, E-mail integration, add-ons, and others.

vtiger CRM also provides, enterprise grade business productivity enhancement add-ons, Customer Portal , Outlook Plug-in for Microsoft Outlook users, Office Plug-in for Microsoft Word users, and Thunderbird Extension for Thunderbird mail users.