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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Chalk
The most popular Node.js library for styling terminal string output with ANSI colors.
Oxlint
Rust-based JavaScript/TypeScript linter that runs 50-100x faster than ESLint, with zero configuration required.
xterm.js
A fast, self-contained TypeScript library for embedding fully-featured terminals in the browser.
Inquirer.js
Interactive command-line prompts for Node.js — lists, checkboxes, confirms, and more with a single async API.
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.
TypeScript Native Preview
Preview npm build of tsgo, the native Go port of the TypeScript compiler ahead of TypeScript 7.0.
nest-cli
Scaffolds, builds, and serves NestJS applications through schematics-driven code generation and pluggable compiler backends.
Ink
React for CLIs — build and test interactive command-line apps using declarative, Flexbox-based components instead of manual stdout writes.
urfave/cli
A declarative, dependency-free Go package for building fast, friendly command-line tools.
Rspack CLI
The official command-line interface for running Rspack builds, dev servers, and previews.
verdaccio
A lightweight, zero-config-required private npm registry with built-in caching and proxying of public registries.
Pulumi
Infrastructure as Code in your favorite programming language, powered by a shared multi-language deployment engine.
json2csv
Convert JSON arrays into CSV strings and files with configurable fields, formatters, and streaming parsers for Node.js.
umzug
Framework-agnostic migration tool for Node.js with a clean, typed API for running and rolling back migrations.
jsonschema
A compliant, dependency-light Go library for compiling and validating JSON Schema across five draft versions, with rich hierarchical errors.
Yarn
A fast, reliable, and secure dependency manager for JavaScript projects, caching every download for deterministic, offline-capable installs.
quicktype
Generate strongly-typed models and serializers from JSON, Schema, TypeScript, or GraphQL
Open Policy Agent (OPA)
Open source policy engine for unified authorization and compliance decisions across your stack.
npm
The default command-line package manager for Node.js and the JavaScript ecosystem
node-bunyan
A simple and fast JSON logging library for Node.js services, paired with a CLI for pretty-printing structured logs.
fallow
Rust-native static analysis for TypeScript and JavaScript that finds dead code, duplication, cycles, and architecture drift with no compiler or AI in the loop.
gojq
A pure Go implementation of jq for querying and transforming JSON and YAML, usable as a CLI or embedded as a Go library.
yaml.js
Standalone JavaScript YAML 1.2 parser and encoder for Node.js and browsers, with yaml2json and json2yaml command-line tools.
lit-analyzer
A CLI and TypeScript language-service plugin that type-checks lit-html template bindings before they hit the browser.