14 terms starting with O.

O Security

OAuth

A protocol letting users authorize apps to access their data without sharing passwords.

Read definition → O Infrastructure

Object Storage

Storage optimized for large files accessed by key — not a filesystem, not a database.

Read definition → O DevOps

Observability

The ability to understand what your production system is doing from the outside — via logs, metrics, traces, and events.

Read definition → O SEO

Off-page SEO

SEO factors external to your site — backlinks, mentions, reputation.

Read definition → O SEO

On-page SEO

SEO factors on your own pages — content, titles, structure, technical setup.

Read definition → O Product

Onboarding

The first-experience flow that turns new users into active users.

Read definition → O SEO

Open Graph

A set of meta tags controlling how a URL appears when shared on social platforms.

Read definition → O AI

OpenAI

The San Francisco AI research company behind GPT, ChatGPT, DALL-E, and Whisper. Founded 2015; the most-used commercial LLM API provider in 2026.

Read definition → O Performance

Optimization

Improving performance, conversion, or SEO through targeted changes.

Read definition → O Infrastructure

Origin Server

The server that generates the original response, before any CDN or caching layer.

Read definition → O Backend

ORM

Object-Relational Mapping — a layer that lets you work with database records as objects.

Read definition → O SEO

Outreach

Contacting other site owners to earn backlinks, guest posts, or partnerships.

Read definition → O Design

Overlay

A UI element floating above the rest of the page, usually semi-transparent.

Read definition → O Growth

Owned Media

Marketing channels you fully control — website, email list, blog, app.

Read definition →