These are softwares used in organizations, such as in a business or government. It forms an integral part of Information System.

Services provided by enterprise software are typically business-oriented tools such as online shopping and online payment processing, interactive product catalogue, automated billing systems, security, enterprise content management, IT service management, customer relationship management, enterprise resource planning, business intelligence, project management, collaboration, human resource management, manufacturing, enterprise application integration, and enterprise forms automation.

As enterprises have similar departments and systems in common, enterprise software is often available as a suite of customizable programs. Generally, the complexity of these tools requires specialist capabilities and specific knowledge.

Enterprise software describes a collection of computer programs with common business applications, tools for modeling how the entire organization works, and development tools for building applications unique to the organization. The software is intended to solve an enterprise-wide problem, rather than a departmental problem. Enterprise level software aims to improve the enterprise's productivity and efficiency by providing business logic support functionality.

They are about the display, manipulation, and storage of large amounts of often complex data and the support or automation of business processes with that data.

Although there is no single, widely accepted list of enterprise software characteristics, they generally include performance, scalability, and robustness. Furthermore, enterprise software typically has interfaces to other enterprise software (for example LDAP to directory services) and is centrally managed (a single admin page, for example).

Enterprise application software performs business functions such as order processing, procurement, production scheduling, customer information management, energy management, and accounting. It is typically hosted on servers and provides simultaneous services to a large number of users, typically over a computer network. This is in contrast to a single-user application that is executed on a user's personal computer and serves only one user at a time.

Types of Enterprise Software Solutions
Enterprise software can be categorized by business function. Each type of enterprise application can be considered a system due to the integration with a firm's business processes. Categories of enterprise software may overlap due to this systemic interpretation. The following industry standard product categories have emerged, and these are shown below:

Accounting software – this is an application software that records & processes accounting transactions within functional modules such as accounts payable, accounts receivable, payroll, and trial balance. It varies greatly in its complexity and cost.

Business intelligence (BI) – this is a set of theories, methodologies, processes, architectures, and technologies that transform raw data into meaningful and useful information for business purposes. Common functions of business intelligence technologies are reporting, online analytical processing, analytics, data mining, process mining, complex event processing, business performance management, benchmarking, text mining, predictive analytics and prescriptive analytics.

Business process management (BPM) – this is aligning an organization's business processes with the wants and needs of clients to promote business effectiveness and efficiency while striving for innovation, flexibility, and integration with technology.

Content management system (CMS) – A Content Management System (CMS) is a computer program that allows publishing, editing and modifying content as well as maintenance from a central interface. A web content management system (web CMS) is a bundled or stand-alone application to create, manage, store and deploy content on Web pages. Open Source GPL PHP Based Content Management Systems is a list of the most used CMS solutions that are both free and open source and are driven by PHP. The most common ones are WordPress, Joomla, Drupal, Typo3, Xoops, b2evolution, Php Nuke, Geeklog etc. A component content management (CCMS) specializes in the creation of documents from component parts. An enterprise content management system (ECM) organizes documents, contacts and records related to the processes of a commercial organization.