---
title: "Find the right library for what you want to build."
description: "Explore 562 libraries, tools, and resources across 59 categories. Understand what each one does and where it fits."
pagination: false
---

{/* Generated from content/. Edit the catalog, not this page. */}

## What are you building?

**[Format a date](/tasks/format-a-date)**

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

**[Build a sortable list](/tasks/build-a-sortable-list)**

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

**[Explore a large dataset](/tasks/explore-a-large-dataset)**

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

**[Build a form](/tasks/build-a-form)**

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

**[Add user accounts](/tasks/add-user-accounts)**

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

**[Test a user workflow](/tasks/test-a-user-workflow)**

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

[Browse all 59 tasks →](/tasks)

## Browse by category

### Build interfaces

<CategoryGrid group="Build interfaces" />

### Add interactions

<CategoryGrid group="Add interactions" />

### Manage application data

<CategoryGrid group="Manage application data" />

### Connect services

<CategoryGrid group="Connect services" />

### Build and ship

<CategoryGrid group="Build and ship" />

### Explore the ecosystem

<CategoryGrid group="Explore the ecosystem" />

## Choose with context

Start with a use case, compare the options, then go deeper in the source documentation.

[How to choose a library →](/choosing-a-library)