Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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react-shiki
A performant syntax-highlighting component and hook for React, powered by Shiki's TextMate grammars and themes.
skops
Securely persist and share scikit-learn models without pickle, and auto-generate model cards for them.
react-infinite-scroll-hook
A tiny React hook for building infinite-scroll UIs with IntersectionObserver.
js-levenshtein
The fastest JavaScript implementation of the Levenshtein edit-distance algorithm, optimized for speed and low memory use.
mrml
A fast, memory-efficient Rust reimplementation of the MJML email markup renderer
pretty-env-logger
A colored, aligned formatting wrapper around env_logger for readable Rust console logs.
avro
A fast, allocation-conscious Avro codec for Go with schema resolution, Object Container Files, and Confluent Schema Registry support.
centrifuge-js
Real-time JavaScript SDK for connecting browser, Node.js, and React Native apps to Centrifugo and Centrifuge servers.
futures-concurrency
Performant, portable, structured concurrency operations for async Rust that work with any runtime.
Vega-Embed
Embed interactive Vega and Vega-Lite visualizations into any web page with a single function call.
d3-interpolate
Interpolate numbers, colors, strings, arrays, and objects for smooth D3.js transitions and animations.
duckdb_engine
A SQLAlchemy dialect that lets existing SQLAlchemy code query and manage DuckDB databases unmodified.
response-time
Express and Connect middleware that times each request and writes the elapsed duration to an X-Response-Time header.
sphinx-autoapi
Sphinx extension that generates full API documentation by parsing source code, without importing it
PyAthena
A Python DB API 2.0 (PEP 249) client for Amazon Athena, with SQLAlchemy and pandas integration.
Cloner
Laravel trait for deep-cloning Eloquent models, relations, and files
ICS Parser
A PHP library that parses iCalendar (.ics/.ical/.ifb) files into structured event data with timezone-aware dates.
tree-sitter-language-pack
Precompiled tree-sitter parsers and queries for 306+ languages in one install
domain
A modular DNS library for Rust — data structures, resolver, DNSSEC, zone files, and transports.
Derivative
Customizable alternative derive attributes for Rust (Debug, Clone, PartialEq, Hash, Default)
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.
ansi-styles
ANSI escape codes for styling strings in the terminal with colors and modifiers.
djangorestframework-dataclasses
A dataclasses serializer for Django REST Framework that auto-generates fields from type annotations.
pyngrok
A Python wrapper for ngrok that manages its own binary and tunnels