Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
A software library is a collection of pre-written code and resources that can be used by developers to add specific functionality to their own programs. It provides reusable components and functions that save time and effort in coding.
Related terms
Framework: A framework is a set of libraries, tools, and guidelines that provide a structure for developing applications. It offers more comprehensive functionality compared to individual libraries.
API (Application Programming Interface): An API is an interface provided by a software library or web service that allows other programs to interact with it. It defines the methods and protocols for communication between different software components.
Dependency: In programming, dependency refers to the reliance of one piece of code on another. Libraries often have dependencies on other libraries or frameworks in order to function properly.