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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PapaParse
The fastest in-browser CSV parser for JavaScript, with streaming, Web Workers, and zero dependencies
Pillow
The friendly PIL fork that adds image processing capabilities to Python
asyncpg
A fast PostgreSQL database client library for Python built directly on asyncio, implementing the PostgreSQL binary wire protocol natively for high-throughput async applications.
rayon
Simple, guaranteed data-race-free work-stealing parallelism for Rust — turn sequential iterators parallel by changing one call.
parking_lot
A faster, smaller drop-in replacement for Rust's standard library Mutex, RwLock, Condvar, and Once.
pyparsing
Build recursive-descent parsers in Python without a separate grammar file
opencv-python
Pre-built, pip-installable OpenCV bindings that give Python programs full computer vision and image-processing capabilities without compiling from source.
OAuthLib
Generic, spec-compliant OAuth1, OAuth2, and OpenID Connect implementation for Python
Flume
A safe, blazingly fast multi-producer, multi-consumer channel for Rust
kombu
A Python messaging library giving Celery and other apps one high-level API over AMQP, Redis, SQS, and a dozen other broker transports.
react-papaparse
React hooks and components wrapping PapaParse for fast in-browser CSV parsing
thread_local
Per-object thread-local storage for Rust, beyond the standard library's static thread_local! macro.
PyInstaller
Bundle a Python application and all its dependencies into a single standalone package or executable.
threads.js
A uniform spawn()/expose() API for offloading work to worker threads and web workers across Node.js, browsers, and Electron.
aio-pika
An asyncio-native Python client for RabbitMQ that wraps aiormq with a high-level, fully type-hinted API and transparent auto-reconnection.