API Reference

PikaCSS is composed of several packages, each with a focused API.

Package Overview

Core Packages

Package	Purpose
@pikacss/core	Engine foundation — createEngine, defineEngineConfig, defineEnginePlugin, types
@pikacss/config	Canonical project configuration — defineConfig, scan/report/config types
@pikacss/integration	Build-system bridge — project runtime, source transformation, generated state
@pikacss/unplugin-pikacss	Bundler adapters — Vite, Rollup, Rolldown, Webpack, Rspack
@pikacss/nuxt-pikacss	Nuxt module — zero-config Nuxt integration

Official Plugins

Package	Purpose
@pikacss/plugin-reset	CSS reset injection
@pikacss/plugin-icons	Icon shortcuts via Iconify
@pikacss/plugin-fonts	Web font loading
@pikacss/plugin-typography	Prose typography styles
@pikacss/plugin-design-tokens	W3C design tokens to CSS variables

Tooling

Package	Purpose
@pikacss/eslint-config	ESLint rules for static analysis

Package Graph

Next

• Core API — engine functions, define helpers, and types.
• Getting Started — introduction and setup.