Database

"Puppeteer: headless Chrome, PDF generation from HTML, screenshots, web scraping, page automation, Chromium control"

"React-PDF (@react-pdf/renderer): PDF generation with React components, styled documents, dynamic content, tables, images, fonts"

"Crowdin: translation management, OTA content delivery, API, CLI, GitHub integration, in-context editing, glossaries"

"i18next: internationalization framework, React (react-i18next), namespaces, interpolation, plurals, backends, language detection"

"Lokalise: translation management, API, SDKs, OTA updates, branching, screenshots, plural forms, CLI"

"next-intl: Next.js internationalization, message catalogs, routing, middleware, server components, formatters, pluralization"

"Phrase (formerly PhraseApp): translation management, API, CLI, OTA, in-context editor, branching, webhooks, glossaries"

"Mozilla Pontoon: open-source translation management, Fluent/FTL support, in-place editing, community localization, VCS sync"

"Transifex: translation management, Native SDK, OTA delivery, API v3, CLI, GitHub/GitLab integration, ICU plurals"

"Weblate: open-source translation management, VCS integration, automatic suggestions, quality checks, API, glossary, translation memory"

"Ark UI: state machine-driven components, headless primitives, Select, Combobox, DatePicker, Toast, styling with any CSS framework"

"daisyUI: Tailwind CSS component library, themes, responsive utilities, component classes, customization, semantic color names"

"Headless UI: unstyled accessible components for Tailwind, Dialog, Combobox, Listbox, Menu, Transition, render props, React/Vue"

Kobalte: accessible, unstyled UI component library for SolidJS with WAI-ARIA compliance and composable compound component APIs

Melt UI: headless, accessible UI component builders for Svelte using the builder pattern with full styling freedom

Park UI: pre-designed styled components built on Ark UI primitives, available for React, Vue, and Solid with Panda CSS or Tailwind CSS styling

"Radix UI: accessible primitives, Dialog, Dropdown, Popover, Tabs, Toast, composition pattern, styling with className, controlled/uncontrolled"

"shadcn/ui: copy-paste components, CLI installation, theming with CSS variables, dark mode, component customization, form integration, data tables, command palette"

"CSS Modules: scoped CSS, composition, global styles, Next.js integration, TypeScript declarations, naming conventions"

"Lightning CSS: ultra-fast CSS transformer, bundler, and minifier written in Rust, with modern syntax lowering, vendor prefixing, and CSS modules"

"Panda CSS: build-time CSS-in-JS, atomic CSS, recipes, patterns, tokens, conditions, RSC compatible, type-safe styles"

"Stitches: near-zero runtime CSS-in-JS, variants API, theme tokens, responsive styles, SSR support, polymorphic components"

"styled-components: CSS-in-JS, tagged template literals, theming, dynamic styles, SSR, global styles, extending"

"Tailwind CSS: utility-first CSS, responsive design, dark mode, custom theme, plugins, @apply, JIT, content configuration, arbitrary values"

"UnoCSS: instant on-demand atomic CSS engine, presets, shortcuts, rules, variants, attributify mode, icon support, inspector"

"vanilla-extract: zero-runtime CSS-in-TypeScript, sprinkles (utility classes), recipes (variants), themes, type-safe styles"

Jotai atomic state for React — primitive/derived/async atoms, Provider-less mode, atomWithStorage, atomWithQuery, and React Suspense integration

Legend-State high-performance observable state for React — fine-grained reactivity, persistence plugins, computed observables, and sync engine

Nanostores tiny framework-agnostic state manager — atoms, computed stores, lifecycle events, and integrations with React, Vue, Svelte, and vanilla JS

Redux Toolkit for scalable React state — createSlice, configureStore, RTK Query, createAsyncThunk, entity adapter, middleware, and TypeScript patterns

TanStack Query for server state — useQuery, useMutation, query invalidation, optimistic updates, infinite queries, prefetching, and SSR hydration

Valtio proxy-based state for React — mutable-style API with automatic tracking, snapshots, derived state, and nested object support

XState for state machines and statecharts in React — actors, guards, actions, services, @xstate/react integration, and the visual editor

Zustand minimal React state management — create store, selectors, middleware (persist, devtools, immer), slices pattern, and async actions

Conform — progressive enhancement forms, Server Actions, Zod integration, nested objects, arrays, intent buttons, and accessibility patterns

Formik — useFormik, Field, Form, validation with Yup, FieldArray, custom inputs, submission handling, and error display patterns

React Final Form — subscription-based form state management with fine-grained re-renders, field-level validation, decorator support, and zero dependencies

React Hook Form — useForm, register, Controller, validation, nested fields, arrays (useFieldArray), DevTools, and performance optimization patterns

Valibot — modular schema validation, tiny bundle size, parse/safeParse, pipe transformations, type inference, and comparison with Zod

Vest — unit-test-inspired form validation framework with suite/test syntax, async rules, group support, warning-level validations, and framework-agnostic design

Yup — schema-based object validation with casting, transforms, conditional rules, localized error messages, and deep Formik integration

Zod — schema declaration, parsing, type inference (z.infer), transforms, refinements, discriminated unions, error formatting, and form integration

Lightweight JavaScript animation engine — DOM, CSS, SVG, and object property animations with timeline sequencing, staggering, and spring-based easing.

Zero-config animation library by FormKit — automatic transitions for DOM additions, removals, and reordering with a single function call or directive.

Production-grade animation library for React — animate, variants, AnimatePresence, layout animations, gestures, scroll-triggered effects, useMotionValue, and stagger orchestration.

GreenSock Animation Platform — timeline orchestration, ScrollTrigger, tweens, stagger, React integration with useGSAP, SplitText, morphSVG, and from/to/fromTo patterns.

Render After Effects animations on the web with lottie-react and lottie-web — player controls, interactivity, lazy loading, and the light player for optimized bundles.

Lightweight Web Animations API wrapper — animate, timeline, spring physics, scroll-linked animations, stagger, and minimal bundle size for modern browsers.

Functional animation library — spring physics, decay, keyframe interpolation, and composable animation primitives that power Framer Motion's internals.

3D animation with Three.js — scene setup, AnimationMixer, keyframe tracks, morph targets, skeletal animation, clock-based loops, and integration with requestAnimationFrame.

"Contentlayer and Velite for type-safe content management: transforming Markdown/MDX into typed data, schema validation, computed fields, Next.js integration, hot reload, and migration between content tools."

Core Web Vitals optimization: LCP, INP, and CLS measurement, diagnosis, and improvement strategies for better search rankings and user experience.

"fumadocs documentation framework: Next.js App Router native, MDX content collections, full-text search, OpenAPI integration, TypeScript-first, customizable UI components, and content source adapters."

"MDX authoring with Next.js: Markdown + JSX, custom components, frontmatter extraction, @next/mdx, mdx-bundler, contentlayer integration, rehype/remark plugins, and syntax highlighting with Shiki or Prism."

"Next.js SEO and metadata management: meta tags, Open Graph, Twitter cards, JSON-LD structured data, canonical URLs, robots directives, and sitemap generation using the Metadata API and next-seo."

"Nextra documentation framework: MDX-powered Next.js docs and blog sites, sidebar navigation, full-text search, i18n, themes (docs and blog), frontmatter configuration, and custom components."

Programmatic SEO strategies: generating thousands of search-optimized pages from structured data, template design, internal linking, and indexing at scale.

Schema.org structured data markup: JSON-LD implementation for rich results, product/article/FAQ/breadcrumb schemas, validation, and Google Search Console integration.

This is the complete reference of known AI crawler user agents as of 2025-2026. Use this to configure robots.txt and monitor crawl traffic.

An "entity" in the context of AI systems is a distinct, identifiable concept — a person, organization, product, place, or idea — that exists as a node in a knowledge graph. Entities are how AI systems