Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
All Packages
Category
Sort:Used by Most Apps
Protobuf-ES
A conformance-tested, ESM-first Protocol Buffers runtime and code generator for modern JavaScript and TypeScript.
pdf-lib
Create and modify PDF documents in any JavaScript environment, from Node to the browser
rehype
A unified-based HTML processor with a large plugin ecosystem
OTPAuth
HOTP and TOTP one-time password library for Node.js, Deno, Bun, and browsers
@nestjs/passport
The official NestJS integration module for the Passport authentication middleware
joi
The most powerful schema description language and data validator for JavaScript
mathjs
Extensive math library for JavaScript and Node.js with big numbers, complex numbers, units, and matrices.
Lingui
A readable, 2kb internationalization runtime for JavaScript with ICU MessageFormat and rich-text support.
openapi-ts
OpenAPI-to-TypeScript code generator producing production-grade SDKs, Zod schemas, and TanStack Query hooks.
eslint-config-airbnb-typescript
Airbnb's ESLint config extended with TypeScript support
@nestjs/jwt
Official NestJS module for signing, verifying, and decoding JWTs
libSQL Client (TypeScript)
The TypeScript/JavaScript driver for libSQL and Turso databases
@xmldom/xmldom
A pure JavaScript, W3C-standard DOMParser and XMLSerializer for parsing and building XML/HTML documents
Solid.js
A declarative JavaScript library that compiles to real DOM nodes and updates them with fine-grained reactivity — no virtual DOM required.
React Intl
React components and hooks for internationalizing apps with locale-aware dates, numbers, lists, and pluralized, translated messages.
napi-rs
Build precompiled Node.js add-ons in Rust via Node-API, no node-gyp required
@notionhq/client
The official JavaScript and TypeScript client for the Notion API, with typed methods for every endpoint.
@sendgrid/mail
Official Node.js SDK for sending transactional and marketing email through the Twilio SendGrid API.
Micromatch
Fast, POSIX-compliant glob matching for Node.js — the drop-in replacement for minimatch and multimatch.
react-device-detect
Detect device, browser, and OS type in React and conditionally render views accordingly
clipboard.js
A modern, Flash-free JavaScript library for copying and cutting text to the clipboard
E2B
Python SDK for spinning up secure, isolated cloud sandboxes where AI agents can safely run code.
Rspack CLI
The official command-line interface for running Rspack builds, dev servers, and previews.
react-datepicker
A fully customizable, accessible date and time picker component for React apps.
