Packages
JavaScript packages
42,510 npm packages in 67 categories, with weekly downloads, 12-month growth, bundle size, last release, module format and types for each.
All packages
42,510 packages
| Package | Weekly downloads | 12-month change | Gzip | Last release | Module | Types | Categories |
|---|---|---|---|---|---|---|---|
| @fullcalendar/interaction Calendar functionality for event drag-n-drop, event resizing, date clicking, and date selecting | 1.5m | - | - | 3 months ago 6.1.21 | - | - | Date and time |
| bcp-47 Parse and stringify BCP 47 language tags | 1.5m | +199% | - | 2 months ago 2.1.1 | - | - | - |
| @traceloop/ai-semantic-conventions OpenTelemetry ai-specific semantic conventions | 1.5m | - | - | 3 months ago 0.27.0 | - | - | Monitoring and error tracking |
| @ethersproject/strings String utility functions. | 1.5m | - | - | 1 year ago 5.8.0 | - | - | Blockchain and Web3, Strings and text |
| chai-as-promised Extends Chai with assertions about promises. | 1.5m | -9% | - | 1 year ago 8.0.2 | ESM only | None | Testing, Promises and async control flow |
| node-mocks-http Mock 'http' objects for testing Express, Next.js and Koa routing functions | 1.5m | +36% | - | 2 months ago 1.18.1 | - | - | Testing |
| @csstools/postcss-contrast-color-function Dynamically specify a text color with adequate contrast | 1.5m | - | - | 16 days ago 3.0.12 | - | - | Accessibility |
| number-allocator A library for the unique number allocator | 1.4m | +54% | - | 3 years ago 1.0.14 | - | - | - |
| steno Specialized fast async file writer | 1.4m | +80% | - | 2 years ago 4.0.2 | - | - | - |
| unplugin-swc SWC plugin for Vite and Rollup | 1.4m | +356% | - | 8 days ago 2.0.0 | ESM + CommonJS | Bundled | - |
| eslint-plugin-react-native React Native specific linting rules for ESLint | 1.4m | +43% | - | 1 year ago 5.0.0 | - | - | Linting and formatting, React |
| buffer-builder Build a buffer without knowing its size beforehand | 1.4m | -46% | - | 11 years ago 0.2.0 | CommonJS | None | - |
| find-package-json Find package.json files in parent directories, keep finding until you find the right one using iterators. | 1.4m | +8% | - | 7 years ago 1.2.0 | - | - | - |
| eslint-plugin-react-dom ESLint React's ESLint plugin for DOM related rules. | 1.4m | +308% | - | 6 days ago 5.20.8 | - | - | Linting and formatting, React |
| @hapi/wreck HTTP Client Utilities | 1.4m | - | - | 4 months ago 18.1.2 | - | - | HTTP clients |
| @pnpm/lockfile.types Types for the pnpm-lock.yaml lockfile | 1.4m | - | - | 9 days ago 1100.1.2 | - | - | - |
| @fastify/websocket basic websocket support for fastify | 1.4m | - | - | 11 days ago 11.3.1 | - | - | WebSockets and realtime |
| es6-map ECMAScript6 Map polyfill | 1.4m | -22% | - | 9 years ago 0.1.5 | - | - | Polyfills and shims |
| strong-log-transformer Stream transformer that prefixes lines with timestamps and other things. | 1.4m | -34% | - | 7 years ago 2.1.0 | - | - | Logging |
| @storybook/addon-mcp Help agents automatically write and test stories for your UI components | 1.4m | - | - | 27 days ago 10.6.0 | - | - | - |
| @vercel/og Generate Open Graph Images dynamically from HTML/CSS without a browser | 1.4m | - | - | 7 days ago 1.0.3 | - | - | - |
| mongodb-memory-server-core MongoDB Server for testing (core package, without autodownload). The server will allow you to connect your favourite ODM or client library to the MongoDB Server and run parallel integration tests isolated from each other. | 1.4m | +100% | - | 8 days ago 11.3.0 | - | - | ORMs and query builders |
| eol Newline character converter | 1.4m | -3% | - | 2 years ago 0.10.0 | - | - | TypeScript tooling |
| is-lite A tiny javascript type testing tool | 1.4m | +116% | - | 10 months ago 2.0.0 | - | - | Testing |
| perfect-scrollbar Minimalistic but perfect custom scrollbar plugin | 1.4m | +17% | - | 1 year ago 1.5.6 | - | - | DOM and browser utilities |
| eslint-plugin-mocha Eslint rules for mocha. | 1.4m | +6% | - | 1 month ago 12.0.2 | - | - | Linting and formatting |
| node-sass Wrapper around libsass | 1.4m | -13% | - | 3 years ago 9.0.0 | CommonJS | None | CSS-in-JS and styling |
| prettyjson Package for formatting JSON data in a coloured YAML-style, perfect for CLI output | 1.4m | +63% | - | 4 years ago 1.2.5 | - | - | CLI tools and terminal utilities |
| dicer A very fast streaming multipart parser for node.js | 1.4m | -10% | - | 4 years ago 0.3.1 | - | - | Parsers and serialisers |
| openapi-sampler Tool for generation samples based on OpenAPI payload/response schema | 1.4m | +50% | - | 13 days ago 1.7.6 | ESM + CommonJS | Bundled | Documentation tooling |
| magic-bytes.js Detect Filetype by bytes | 1.4m | +314% | - | 2 months ago 1.13.1 | - | - | - |
| @rolldown/binding-linux-arm-gnueabihf Fast JavaScript/TypeScript bundler in Rust with Rollup-compatible API. | 1.4m | - | - | 5 days ago 1.2.11 | - | - | Bundlers |
| @swc/core-linux-arm-gnueabihf Super-fast alternative for babel | 1.4m | - | - | 25 days ago 1.16.2 | - | - | Build tools |
| @swc/core-win32-ia32-msvc Super-fast alternative for babel | 1.4m | - | - | 25 days ago 1.16.2 | - | - | Build tools |
| get-npm-tarball-url Create the tarball URL of a npm package | 1.4m | +1% | - | 2 years ago 2.1.0 | - | - | URLs and query strings |
| node-sql-parser simple node sql parser | 1.4m | +347% | - | 8 months ago 5.4.0 | - | - | Parsers and serialisers |
| wildcard-match A tiny and extremely fast library for compiling and matching basic glob patterns | 1.4m | +68% | - | 1 year ago 5.1.4 | ESM + CommonJS | Bundled | Files and file systems |
| @rolldown/binding-android-arm64 Fast JavaScript/TypeScript bundler in Rust with Rollup-compatible API. | 1.4m | - | - | 5 days ago 1.2.11 | - | - | Bundlers |
| @rolldown/binding-freebsd-x64 Fast JavaScript/TypeScript bundler in Rust with Rollup-compatible API. | 1.4m | - | - | 5 days ago 1.2.11 | - | - | Bundlers |
| p-waterfall Run promise-returning & async functions in series, each passing its result to the next | 1.4m | +5% | - | 5 years ago 3.0.0 | - | - | Promises and async control flow |
| @ardatan/sync-fetch Synchronous version of the Fetch API | 1.4m | - | - | 4 years ago 0.0.1 | - | - | HTTP clients |
| assistant-stream Streaming utilities for AI assistants | 1.4m | +1291% | - | 5 days ago 0.3.45 | - | - | - |
| email-addresses An email address parser based on rfc5322 | 1.4m | +39% | - | 5 years ago 5.0.0 | - | - | Parsers and serialisers |
| zod-to-ts generate TypeScript types from your Zod schema | 1.4m | +119% | - | 3 months ago 2.1.0 | - | - | TypeScript tooling |
| gradle-to-js A quick & dirty Gradle build file to JavaScript object parser | 1.4m | +253% | - | 4 years ago 2.0.1 | - | - | Parsers and serialisers |
| is-my-json-valid A [JSONSchema](https://json-schema.org/) validator that uses code generation to be extremely fast. | 1.4m | -2% | - | 4 years ago 2.20.6 | - | - | Schema validation |
| reinterval reschedulable setInterval for node.js | 1.4m | +47% | - | 10 years ago 1.1.0 | - | - | - |
| @rolldown/binding-openharmony-arm64 Fast JavaScript/TypeScript bundler in Rust with Rollup-compatible API. | 1.4m | - | - | 5 days ago 1.2.11 | - | - | Bundlers |
| iron-session Secure, stateless, and cookie-based session library for JavaScript | 1.4m | +294% | - | 30 days ago 9.0.1 | - | - | Security |
| @solana/plugin-core Core helpers for creating and extending Kit clients with plugins | 1.4m | - | - | 20 days ago 8.3.0 | - | - | Blockchain and Web3 |
12-month change compares the average of the last 4 weeks of downloads with the first 4 weeks of the 52-week series. Gzip size is for the whole package, as measured by Bundlephobia. "-" means the value has not been fetched.
Categories
67 with packages
- 3D, WebGL and game engines658
- AI and machine learning191
- Accessibility600
- Angular1,099
- Animation659
- Authentication and authorisation735
- Blockchain and Web31,142
- Build tools319
- Bundler plugins and loaders814
- Bundlers340
- CLI tools and terminal utilities1,738
- CSS-in-JS and styling1,081
- Caching424
- Charts and data visualisation697
- Cloud SDKs1,058
- Compression and archives302
- Configuration263
- Cryptography and hashing697
- DOM and browser utilities983
- Database clients and drivers672
- Date and time306
- Date pickers213
- Dev servers and API mocking213
- Documentation tooling842
- Email379
- Files and file systems629
- Forms222
- GraphQL660
- HTTP clients330
- HTTP servers and web frameworks653
- Icons629
- Image processing416
- Internationalisation620
- Linting and formatting1,226
- Logging635
- Maps and geolocation436
- Markdown1,136
- Monitoring and error tracking505
- Node.js utilities1,166
- Numbers and maths401
- ORMs and query builders444
- PDF and documents645
- Parsers and serialisers1,438
- Payments and commerce308
- Polyfills and shims622
- Promises and async control flow735
- Queues and background jobs261
- React4,733
- Rich text and code editors440
- Routing314
- Schema validation673
- Scraping and browser automation373
- Security514
- State management415
- Static site generators and meta-frameworks531
- Strings and text205
- Svelte500
- Tables and data grids539
- Templating247
- Testing1,409
- TypeScript tooling4,224
- UI component libraries1,602
- URLs and query strings312
- Utility libraries763
- Video and audio776
- Vue1,567
- WebSockets and realtime556
- happy-dom vs jsdomScraping and browser automation
- valibot vs zodSchema validation
- date-fns vs dayjsDate and time
- date-fns vs luxonDate and time
- dayjs vs momentDate and time
- node-fetch vs axiosHTTP clients
- date-fns vs momentDate and time
- es-toolkit vs lodashUtility libraries
- luxon vs dayjsDate and time
- node-fetch vs gotHTTP clients
- axios vs gotHTTP clients
- axios vs superagentHTTP clients
- moment vs luxonDate and time
- remeda vs lodashUtility libraries
- ts-toolbelt vs type-festTypeScript tooling
- ts-essentials vs type-festTypeScript tooling
- chalk vs yoctocolorsCLI tools and terminal utilities
- yargs vs clipanionCLI tools and terminal utilities
- cli-color vs chalkCLI tools and terminal utilities
- type-fest vs utility-typesTypeScript tooling