Screenshots, made easy.

A Rails gem that captures screenshots of Lookbook component previews, compares them against baseline images, and highlights visual differences to assist in safe refactoring.

Web-crawling framework for Ruby

Sync transaction history from MoneyForward to YNAB.

A tool to download web pages and convert them to Calibre ready.

Monk produces Rack 3 apps that are also Ractor.shareable?, so they can be served in parallel across Ractor worker pools without silently losing that safety property.

This tool assists in the creation and processing of workflows.

natour provides an application and a library to document nature activities.

visual HTML page structure recognizer

Pocketbook turns markdown into themed, print-oriented PDFs with reusable templates and CSS.

WebMCP as a transport, not a commerce backend. Inbound: registers a Portage-powered store's catalog/cart/checkout tools on the page via document.modelContext, each one calling back into the same Portage::Ucp::Mcp::Server every other transport uses. Outbound: a portage-ucp-client transport that discovers and calls the WebMCP tools any page registers, through whatever browser driver the caller already has (Ferrum, Playwright, Selenium, or a plain JS-evaluating callable). No adapter gem is a dependency.

Runs on your Mac, reads the pull requests from GitHub, and walks you through every decision their descriptions ask of you. What you answered becomes a handover for the agent.

Splits HTML into pages suitable for reading like a book.

ronin-web-browser is a Ruby library for automating the Chrome web browser. ronin-web-browser builds on the ferrum gem, and adds additional API methods that are useful to security researchers.

rubycrawl uses Ferrum (Chrome DevTools Protocol) for JS rendering.

SharedTools provides a collection of reusable common tools for Ruby applications using ruby_llm gem.

Access and test terminal session like a table of chars.

SilkLayout is a Ruby-native HTML/CSS layout engine for rendering documents to PDF.

A command-line interface for checking availability, managing bookings, and interacting with NorthStar-powered facility reservation systems.

Renders HTML, unzipped EPUB, or webpub publications to print-quality PDF (running headers, page counters, TOC leaders, PDF bookmarks) by driving a local Chrome/Chromium through CDP with the bundled Vivliostyle Viewer. No Node.js required.