What do you want to build?

Start with the job you need to do. You do not need to know a library's name.

Build interfaces

Format a date

Format, parse, and work with dates across locales and timezones.

Build a sortable list

Reorder a list, move cards between columns, or build a custom drop interaction.

Explore a large dataset

Display a large dataset in a table with search, sorting, filtering, and editing.

Build a form

Manage form state, validate fields, and guide users through submissions.

Choose and enter values

Collect values with selects, autocomplete, sliders, tags, and specialized inputs.

Choose a date or schedule events

Select dates and ranges, display appointments, and navigate event calendars.

Build a consistent interface

Find complete component libraries, headless primitives, and copyable UI blocks.

Style and theme components

Compose CSS classes, create design tokens, and build reusable component styles.

Arrange a workspace

Create resizable panels, responsive layouts, and growing content grids.

Show contextual controls

Build dialogs, contextual menus, popovers, and anchored tooltips.

Show progress and feedback

Display toasts, loading indicators, desktop alerts, and browser push notifications.

Add interface icons

Find reusable icon collections and React icon components.

Add interactions

Animate an interaction

Create transitions, gesture effects, parallax, and expressive interface elements.

Present interactive media

Display galleries, play audio, generate video, and process images.

Build a visual canvas

Create drawings, diagrams, shader effects, and three-dimensional interactions.

Visualize a dataset

Explain data with charts, heatmaps, timelines, and custom visualizations.

Show locations on a map

Render maps, place markers, and work with location or postal data.

Let users edit content

Add rich-text, Markdown, JSON, and code-editing experiences.

Explain code visually

Highlight source code and create annotated or animated walkthroughs.

Search a collection

Find approximate text matches, index documents, and build suggestion interfaces.

Add a command palette

Bind shortcuts and build keyboard-friendly command interfaces.

Control a scrolling view

Bring content into view and customize scroll containers.

Guide a new user

Introduce features with guided tours and multi-step onboarding.

Render rich content

Highlight matching text, balance headings, and embed external content.

Preview a shared link

Generate social-sharing images and display cards for pasted URLs.

Manage application data

Share application state

Coordinate local state, shared stores, URL state, and persistent client data.

Fetch and update server data

Call APIs, manage cached responses, and connect interface actions to the server.

Navigate between screens

Connect URLs, navigation state, and application rendering.

Validate incoming data

Check forms, API payloads, and configuration against explicit schemas.

Make application logic type-safe

Express complex types, test declarations, and model application logic.

Transform application data

Reuse helpers for collections, identifiers, browser behavior, and React integrations.

Move structured data

Serialize richer JavaScript values and prepare JSON payloads.

Translate an application

Organize localized messages and language-specific routes.

Keep an interface responsive

Virtualize long lists, reduce repeated work, and inspect rendering costs.

Import or export a file

Upload files, export CSV, create archives, and work with file paths.

Connect services

Add user accounts

Integrate sign-in, sessions, organizations, and enterprise identity.

Handle untrusted input safely

Sanitize markup and work with password hashing or cryptographic formats.

Store and query records

Choose a database platform, query builder, or object-relational mapper.

Add backend capabilities

Add databases, content management, APIs, storage, and realtime features.

Build an HTTP or realtime service

Handle requests, create WebSocket services, and collect webpage data.

Run work in the background

Schedule recurring tasks, queue jobs, process webhooks, and offload computation.

Deploy an application

Host frontends, run server applications, and configure cloud infrastructure.

Build an email template

Compose reusable email interfaces from application components.

Build a checkout or subscription flow

Connect storefronts, payments, billing, and customer conversations.

Understand product usage

Explore traffic, session behavior, and product adoption.

Build an AI-powered feature

Connect models, create chat interfaces, and automate tasks with AI.

Build and ship

Design and test an API

Describe API contracts, inspect requests, generate clients, and publish references.

Test a user workflow

Automate browsers, compare screenshots, mock APIs, and generate fixtures.

Understand and improve a codebase

Inspect components, analyze dependencies, generate files, and apply code checks.

Investigate application failures

Collect structured logs, track errors, and inspect recorded sessions.

Build a command-line workflow

Parse arguments, prompt users, run processes, and format terminal output.

Build and run a project

Bundle code, analyze builds, and coordinate development processes.

Publish a library

Build packages, inspect dependencies, validate exports, and automate releases.

Explore the ecosystem

Start an application

Compare application frameworks, starter kits, and specialized project scaffolds.

Share code across platforms

Build native-style applications and coordinate shared web and mobile behavior.

Publish a documentation site

Create documentation, technical blogs, and navigable Markdown content.

Study a complete application

Explore real applications and reference implementations.

Learn a development concept

Find documentation, tutorials, architecture examples, and practice resources.

Connect with other developers

Find technical communities, discussion spaces, and developer publishing platforms.