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 Testing Library
Simple and complete React DOM testing utilities that encourage good testing practices.
DOM Testing Library
Simple, framework-agnostic DOM query utilities that test your UI the way real users interact with it.
npm-run-all
A cross-platform CLI that runs multiple npm-scripts in parallel or in sequence, replacing fragile shell operators like && with Windows-safe orchestration.
Redux
A predictable, framework-agnostic state container for JavaScript applications.
serial_test
Attribute macros that serialize or parallelize Rust tests via named locks.
Bubble Tea
A Go framework based on The Elm Architecture for building terminal UIs, from simple prompts to full-window, high-performance TUI applications.
lo
A Lodash-style Go library built on Go 1.18+ generics for working with slices, maps, channels, and functions.
Remeda
A TypeScript-first utility library with data-first and data-last function variants, lazy pipe evaluation, and fully typed transformations.
immutable-js
Persistent immutable List, Map, Set, and Stack collections for JavaScript with structural sharing.
ramda
A practical functional programming library for JavaScript with automatic currying and immutable, side-effect-free functions.
PyPika
A Python SQL query builder that constructs expressive, vendor-flexible SQL using a fluent builder API.
pyrsistent
Persistent, immutable, functional data structures for Python — drop-in replacements for list, dict, and set that never mutate.
tap
Suffix-position tap and pipe extension methods for every Rust type