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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tsx
A drop-in replacement for the node CLI that runs TypeScript and ESM files instantly, powered by esbuild.
ts-node
TypeScript execution engine and REPL for Node.js that runs .ts files directly, without a separate compile step.
lint-staged
Run linters and formatters only against the files staged in git, so a slow full-project lint never blocks a commit.
cross-env
Cross-platform CLI for setting environment variables in npm scripts without worrying about Windows vs POSIX syntax.
concurrently
Run multiple terminal commands in parallel, with color-coded output and cross-platform support.
Chalk
The most popular Node.js library for styling terminal string output with ANSI colors.
rimraf
Cross-platform recursive file and directory removal for Node.js, modeled on the UNIX `rm -rf` command.
webpack-cli
The official command-line interface for webpack, adding build, watch, serve, and config-validation commands to any project.
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.
Clap
The most widely used command-line argument parser for Rust, with both derive and builder APIs.
pino-pretty
A CLI and stream that prettifies Pino's ndjson log lines into readable, colorized terminal output for local development.
qrcode
A zero-dependency-on-canvas QR code and 2D barcode generator for Node.js and the browser.
Click
A composable Python toolkit for building command line interfaces with minimal boilerplate.
prisma-cli
The unified Prisma CLI — one binary for ORM migrations, Composer apps, and the Prisma Developer Platform.
rich
A Python library for rendering rich text, tables, progress bars, and syntax-highlighted code in the terminal.
Ruff
An extremely fast Python linter and code formatter, written in Rust, built as a drop-in replacement for Flake8, Black, isort, and dozens of plugins.
ora
An elegant, dependency-light terminal spinner for Node.js command-line apps and scripts.
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.
@clack/prompts
Opinionated, ready-to-use interactive prompt components for building beautiful command-line apps in Node.js.
tqdm
A fast, extensible progress bar for Python loops and CLI pipelines, with negligible overhead.
google-auth
The foundational Python library for authenticating to Google Cloud and Google APIs with OAuth2, service accounts, and Application Default Credentials.
TypeScript Native Preview
Preview npm build of tsgo, the native Go port of the TypeScript compiler ahead of TypeScript 7.0.
Create React App
Zero-configuration CLI that bootstraps a React single-page app in one command
