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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Click
A composable Python toolkit for building command line interfaces with minimal boilerplate.
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.
tqdm
A fast, extensible progress bar for Python loops and CLI pipelines, with negligible overhead.
Typer
Typer is a Python library for building CLI applications, using type hints to generate arguments, options, validation, help text, and shell completion automatically.
nest-cli
Scaffolds, builds, and serves NestJS applications through schematics-driven code generation and pluggable compiler backends.
Collision
Beautiful command-line error reporting for PHP apps and test suites
sentry-cli
Official command-line tool for uploading source maps, debug symbols, and managing releases and deploys in Sentry.
lipgloss
Lipgloss brings a CSS-like, declarative styling API to Go terminal apps, covering colors, borders, layout, and compositing for building polished TUIs.
migrate
Database schema migrations for Go, usable as a CLI tool or an importable library with pluggable source and database drivers.
colored
The simplest way to add ANSI colors and styles to terminal strings in Rust.
Bubble Tea
A Go framework based on The Elm Architecture for building terminal UIs, from simple prompts to full-window, high-performance TUI applications.
go-toml
The original Go library for loading, querying, and marshaling TOML documents, now superseded by go-toml v2.
Bubbles
Ready-made terminal UI components—spinners, tables, lists, inputs, and more—for building Bubble Tea applications in Go.
MkDocs
A fast, simple static site generator for building project documentation from Markdown with a single YAML config file.
Symfony Console
The PHP framework component for building beautiful, testable command-line applications
Sphinx
A documentation generator that turns reStructuredText or Markdown sources into polished HTML, PDF, EPUB, and more.
Pulumi
Infrastructure as Code in your favorite programming language, powered by a shared multi-language deployment engine.
IPython
A productive interactive Python shell with rich introspection, tab completion, and magic commands.
progressbar
A thread-safe, dependency-light progress bar and spinner library for Go CLI applications.
Poetry
Poetry is a dependency management and packaging tool for Python that resolves, locks, and installs project dependencies through a single pyproject.toml file.
Glamour
Stylesheet-based Markdown rendering that turns plain text into styled ANSI output for Go CLI apps.
questionary
A Python library for building pretty, interactive command-line prompts — select menus, checkboxes, autocomplete, and confirmations.
comfy-table
A minimalistic Rust library for building beautiful, dynamically-wrapped terminal tables
