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Also known as: Information Technology Infrastructure Library
Best-practice framework for designing, delivering, and continually improving IT services across their lifecycle.
DESCRIPTION
ITIL provides guidance for managing IT services through standardized processes, roles, and practices. It covers incident, problem, change, asset, and service level management, among others. Modern ITIL editions emphasize value co-creation, service design, and continual improvement. ITIL complements DevOps, Agile, and SRE practices by defining governance and process alignment. Organizations adopt ITIL to increase reliability, customer satisfaction, and compliance.
ALTERNATIVE DEFINITIONS
PeopleCert
ITIL is a framework for IT service management that aligns IT services with business needs.
Focuses on alignment of services with business value.
Atlassian
ITIL is a library of best practices for delivering IT services efficiently and effectively.
Emphasizes best practices and efficiency in service delivery.
Microsoft Learn
ITIL defines processes, procedures, and tasks for IT service management to deliver value to customers.
Highlights process orientation and customer value.
RELATED TERMS
IT Service Management Incident Management Change Management Problem Management Service Catalog SLA Service Desk Continual Improvement
COMPETING TERMS
ISO/IEC 20000 DevOps
KNOWLEDGE AREAS
Software Engineering Collaboration Observability & Telemetry Testing & Validation
TARGET AUDIENCE
IT Manager Chief Information Officer DevOps Engineer Software Architect IT Project Manager Scrum Master Product Owner Application Administrator
EXTERNAL SOURCES
- Wikipedia - ITIL
- PeopleCert - Official ITIL certification information
- Atlassian - Vendor guide to ITIL and ITSM
- ServiceNow - Incident management aligned to ITIL
TOP QUESTIONS
What problems does ITIL solve?
It standardizes IT service processes to reduce incidents, improve response, and ensure predictable service quality aligned with business goals.
Category: Overview
Is ITIL compatible with DevOps?
Yes. ITIL provides governance and process clarity, while DevOps accelerates delivery; together they balance velocity and reliability.
Category: Opinion
Which ITIL practices are most adopted?
Incident, Change, Problem, and Service Level Management are commonly implemented across enterprises.
Category: Usage
What is a common ITIL implementation mistake?
Overly rigid processes without feedback loops can slow delivery; adopt continual improvement and right-size controls.
Category: Mistakes
Why is ITIL still relevant?
It provides shared language and structures to coordinate complex IT operations, supporting compliance and customer satisfaction.
Category: Relevancy
How does ITIL handle change risk?
Through change categorization, approvals, testing, and post-implementation review to balance speed and safety.
Category: Risk
What certifications exist for ITIL?
PeopleCert offers ITIL Foundation through advanced certifications covering practices and strategic leadership.
Category: Certification
How to start applying ITIL in an organization?
Begin with incident and change management, establish a service catalog, define SLAs, and implement continual improvement cycles.
Category: HowTo
When was ITIL introduced?
ITIL originated in the late 1980s under the UK government’s CCTA, evolving through multiple editions.
Category: Origin