Drawing the Unified Modeling Language of Rack.

A druby protocol of WebSocket.

Droonga client for Ruby

Druid DSL that works with Watir

DrunkMonkey is a rack middleware providing realtime two-way http communication with API for Portal, a javascript messaging library. It provides just two protocols currently; websocket and longpoll comet. You can write code once for each protocols.

DataTable Builder provides simple building blocks to build complex filterable queries and turn them into easy to render datatables using Rails.

Dugway allows you to run your Big Cartel theme on your computer, test it in any browser, write code in your favorite editor, and use fancy new tools like CoffeeScript, Sass, and LESS. It's awesome.

The Duo Dealer API gem allows Ruby developers to programmatically access the admin section of Duo Dealer stores. The API is implemented as JSON or XML over HTTP using all four verbs (GET/POST/PUT/DELETE). Each resource, like Order, Product, or Collection, has its own URL and is manipulated in isolation.

This gem helps you integrate Microsoft Dataverse Web API to your ruby project

Let's your views define attachment styles, and delays processing all the way to the first user who requests it.

Small, fast racktivesupport web framework with handy DSL and explicit parameter validation.

E11y (Easy Telemetry) - Observability for Rails developers who hate noise. UNIQUE FEATURES: • Request-scoped debug buffering - buffers debug logs in memory, flushes ONLY on errors • Zero-config SLO tracking - automatic Service Level Objectives for HTTP endpoints and jobs • Schema-validated events - catch bugs before production with dry-schema DEVELOPER EXPERIENCE: • 5-minute setup (not 2-week migration) • Auto-metrics from events (no manual Yabeda.increment) • Rails-first design (follows Rails conventions) • Pluggable adapters (Loki, Sentry, OpenTelemetry, custom backends) COST SAVINGS: • Reduce log storage costs by 90% (request-scoped buffering) • Replace expensive APM SaaS ($500-5k/month → infra costs only) • Own your observability data (no vendor lock-in) PRODUCTION-READY: • Thread-safe for multi-threaded Rails + Sidekiq • Adaptive sampling (error-based, load-based, value-based) • PII filtering (GDPR-compliant masking/hashing) • Performance optimized (hash-based events, minimal allocations) Perfect for Rails 7.0+ teams who need observability without complexity or high costs.

A flexible E2E testing library allowing pluggable drivers (starting with Playwright) with a clean, unified API.

An early hints Ruby / Rack middleware which just sets Link headers (i.e. for nginx http2_push_preload)

Ruby mixin that facilitates English-like type checking in an inheritance hierarchy via "type_name?" methods

This gem is a powerful and easy to use web development tool that helps developing modern web sites by generating static html pages. It uses CoffeScript, Sass, Haml, Bootstrap, HeadJs, Bower, Grunt, Google Anlaytics and minimizes coffee-, javascript-, sass-, css-, png- and image-files.

Middleware to screen non-JSONAPI-compliant requests, a parser to provide Object Oriented access to requests, and a validator for validating JSONAPI Serialized responses.

Serves static images from a remote server on the dates assigned in their filenames to BERG Cloud

EasyMvc.

Server timing