Directory

Open Source Packages

Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.

5929 packages

All Packages

65Health
Library Cargo

Chrono

Timezone-aware date and time handling for Rust, with correct calendar operations and flexible strftime-style formatting.

3,927
Other
Used by 59
98Health
SDK npm

Google Cloud Storage

Node.js client library for Google Cloud Storage — upload, download, and manage buckets and objects programmatically.

3,209
Apache 2.0
Used by 59
91Health
Tool npm

Stylelint

An extensible CSS linter that catches errors and enforces consistent styling conventions.

11,538
MIT
Used by 58
78Health
Library Cargo

thiserror

A derive macro for ergonomic, zero-boilerplate custom error types in Rust.

5,584
Apache 2.0
Used by 58
75Health
Library npm

Drizzle ORM

A lightweight, zero-dependency TypeScript ORM with full SQL-like query flexibility

36,124
Apache 2.0
Used by 57
89Health
Library npm

xterm.js

A fast, self-contained TypeScript library for embedding fully-featured terminals in the browser.

21,292
MIT
Used by 57
83Health
Library npm

MSW (Mock Service Worker)

Seamless REST and GraphQL API mocking for browser and Node.js

18,307
MIT
Used by 57
94Health
Framework npm

TanStack Router

A fully type-safe React router with built-in data loading, caching, and URL search-param validation.

15,243
MIT
Used by 57
95Health
Tool npm

electron-builder

A complete solution to package and build ready-to-distribute Electron apps for macOS, Windows, and Linux with auto-update support out of the box.

14,681
MIT
Used by 57
91Health
Library npm

react-dropzone

A lightweight React hook for building HTML5-compliant drag-and-drop file upload zones.

11,019
MIT
Used by 57
89Health
Tool npm

SWC

Rust-based JavaScript/TypeScript compiler, a drop-in super-fast alternative to Babel

34,198
Apache 2.0
Used by 56
88Health
Library Cargo

Clap

The most widely used command-line argument parser for Rust, with both derive and builder APIs.

16,795
Other
Used by 56
87Health
Library Cargo

uuid

Generate and parse UUIDs in Rust across every standardized version, from v1 to v8.

1,250
Other
Used by 56
49Health
Library npm

prism-react-renderer

A lightweight, themeable Prism syntax highlighter for React and React Native, built on a render-props API.

1,999
MIT
Used by 55
72Health
Library npm

pino-pretty

A CLI and stream that prettifies Pino's ndjson log lines into readable, colorized terminal output for local development.

1,709
MIT
Used by 55
25Health
Library npm

@codemirror/commands

A collection of editing, selection, deletion, indentation, and undo-history commands with default keymaps for the CodeMirror 6 code editor.

39
MIT
Used by 55
42Health
Library npm

qrcode

A zero-dependency-on-canvas QR code and 2D barcode generator for Node.js and the browser.

8,180
MIT
Used by 54
84Health
Library PyPI

cryptography

The standard cryptographic library for Python, pairing safe high-level recipes with low-level primitives backed by Rust and OpenSSL.

7,821
Other
Used by 54
69Health
Library npm

React CodeMirror

A fully-typed React component and hook for embedding the CodeMirror 6 code editor with themes and language extensions.

2,257
MIT
Used by 54
57Health
Tool npm

style-loader

A webpack loader that injects bundled CSS into the DOM using style or link tags at runtime.

1,667
MIT
Used by 54
33Health
Library npm

@codemirror/autocomplete

Autocompletion engine for the CodeMirror 6 code editor, with fuzzy matching, snippets, and bracket closing.

83
MIT
Used by 54
24Health
Library npm

@codemirror/lang-json

JSON language support for the CodeMirror 6 editor: parsing, folding, indentation, and a built-in parse-error linter.

33
MIT
Used by 54
79Health
Library npm

RxJS

The standard library for composing asynchronous and event-based programs using observable sequences

31,702
Apache 2.0
Used by 53
91Health
Tool npm

rollup

A module bundler for JavaScript that compiles small pieces of code into optimized libraries and applications using native ES modules.

26,303
MIT
Used by 53

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