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

74Health
Library npm

react-shiki

A performant syntax-highlighting component and hook for React, powered by Shiki's TextMate grammars and themes.

536
MIT
Used by 2
77Health
Library PyPI

skops

Securely persist and share scikit-learn models without pickle, and auto-generate model cards for them.

529
MIT
Used by 2
37Health
Library npm

react-infinite-scroll-hook

A tiny React hook for building infinite-scroll UIs with IntersectionObserver.

517
MIT
Used by 2
35Health
Library npm

js-levenshtein

The fastest JavaScript implementation of the Levenshtein edit-distance algorithm, optimized for speed and low memory use.

512
MIT
Used by 2
79Health
Library Cargo

mrml

A fast, memory-efficient Rust reimplementation of the MJML email markup renderer

510
MIT
Used by 2
36Health
Library Cargo

pretty-env-logger

A colored, aligned formatting wrapper around env_logger for readable Rust console logs.

510
Other
Used by 2
52Health
Library Go

avro

A fast, allocation-conscious Avro codec for Go with schema resolution, Object Container Files, and Confluent Schema Registry support.

508
MIT
Used by 2
86Health
SDK npm

centrifuge-js

Real-time JavaScript SDK for connecting browser, Node.js, and React Native apps to Centrifugo and Centrifuge servers.

507
MIT
Used by 2
43Health
Library Cargo

futures-concurrency

Performant, portable, structured concurrency operations for async Rust that work with any runtime.

501
Other
Used by 2
77Health
Library npm

Vega-Embed

Embed interactive Vega and Vega-Lite visualizations into any web page with a single function call.

501
BSD 3
Used by 2
45Health
Library npm

d3-interpolate

Interpolate numbers, colors, strings, arrays, and objects for smooth D3.js transitions and animations.

497
Other
Used by 2
62Health
Library PyPI

duckdb_engine

A SQLAlchemy dialect that lets existing SQLAlchemy code query and manage DuckDB databases unmodified.

497
MIT
Used by 2
45Health
Library npm

response-time

Express and Connect middleware that times each request and writes the elapsed duration to an X-Response-Time header.

497
MIT
Used by 2
61Health
Tool PyPI

sphinx-autoapi

Sphinx extension that generates full API documentation by parsing source code, without importing it

496
MIT
Used by 2
87Health
SDK PyPI

PyAthena

A Python DB API 2.0 (PEP 249) client for Amazon Athena, with SQLAlchemy and pandas integration.

494
MIT
Used by 2
45Health
Library Composer

Cloner

Laravel trait for deep-cloning Eloquent models, relations, and files

489
MIT
Used by 2
73Health
Library Composer

ICS Parser

A PHP library that parses iCalendar (.ics/.ical/.ifb) files into structured event data with timezone-aware dates.

482
MIT
Used by 2
86Health
Library PyPI

tree-sitter-language-pack

Precompiled tree-sitter parsers and queries for 306+ languages in one install

471
MIT
Used by 2
81Health
Library Cargo

domain

A modular DNS library for Rust — data structures, resolver, DNSSEC, zone files, and transports.

470
BSD 3
Used by 2
35Health
Library Cargo

Derivative

Customizable alternative derive attributes for Rust (Debug, Clone, PartialEq, Hash, Default)

467
Other
Used by 2
43Health
Library npm

vue-hot-reload-api

The low-level hot-reload engine vue-loader and vueify use to swap live Vue 2 components without a full page refresh.

466
MIT
Used by 2
58Health
Library npm

ansi-styles

ANSI escape codes for styling strings in the terminal with colors and modifiers.

465
MIT
Used by 2
37Health
Library PyPI

djangorestframework-dataclasses

A dataclasses serializer for Django REST Framework that auto-generates fields from type annotations.

465
BSD 3
Used by 2
66Health
SDK PyPI

pyngrok

A Python wrapper for ngrok that manages its own binary and tunnels

465
MIT
Used by 2

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