Library for building a useless.io-compliant APIs in Ruby.

For parsing and serving Useless documentation.

Secure your application with multi-factor authentication, user activity monitoring, and real-time threat protection.

Usmu is a static site generator built in Ruby that leverages the Tilt API to support many different template engines. It supports local generation but is designed to be used with the web-based editor.

Prevents invalid UTF8 characters from the URL and other env vars reaching your app

Use this rack middleware to add umlauts to your u's where appropriate.

The uWSGI server for Ruby/Rack

uzuuzu core library

X-SendFile helpers for Sinatra

Verboten Keys is a last line of defense to help prevent you and your team from accidentally leaking private information via your APIs.

Middleware to verify Nexmo signatures

Verikloak is a lightweight Ruby gem that provides JWT access token verification middleware for Rack-based applications, including Rails API mode. It uses OpenID Connect discovery and JWKs to securely validate tokens issued by Keycloak.

Rack middleware that enforces audience checks with deployable profiles, layering on top of Verikloak token verification.

Framework-agnostic Rack middleware that normalizes forwarded tokens, enforces trust boundaries, and checks header/claims consistency before verikloak.

Maps Keycloak JWT roles to a Pundit-friendly UserContext with helpers and a Rails generator.

Rails integration for Verikloak: auto middleware, helpers, and standardized JSON errors.

Distributed tracing for Rails applications

Allows encryption and signing of requests and storing encrypted data within Mongoid documents.

Provides a user model and tools to authenticate the current user.

It provides validation of URIs (URLs) to ActiveModel records and ActionControllers in Rails 3.