Duo Universal Rails gem allows a webb developer to quickly add Duo's interactive, self-service, two-factor authentication to any Ruby on Rails web authentication form.

A complete, production-ready Ruby implementation of the HuggingFace Hub client library. Download models, datasets, and manage repositories with zero Python dependencies. Features smart caching, authentication, progress tracking, and comprehensive error handling.

Durable-LLM is a unified interface for interacting with multiple Large Language Model APIs, simplifying integration of AI capabilities into Ruby applications.

CLI and Ruby client library for duse

Multiple weather API ruby wrapper

API documentation http://www.dutycalculator.com/api-center/dutycalculator-api-2-1-documentation/

Provides a unified interface across data warehouses to connect, execute, and introspect. This is not an ORM but a fast integrationg solution. It is quite easy to add new database adapters. Supports popular cloud warehouses too.

A Ruby wrapper for the Dwolla API.

The dynaccount gem is an module-based integration for Dynaccount, with the classic ActiveRecord structure, find, all etc.

this is dynalist api client gem

A simple wrapper for V2 of the Dyte API.

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.

EAAL (Eve API Access Layer) is a ruby library for accessing data of the API of the game Eve Online

Put here de description.

http://developer.ean.com/docs/read/hotels/Version_3

This API supports all services required to make cross border payments using Earthport's network.

EasyCron API Ruby Client.

An ephemeral database provider

A common Ruby interface for various free IP geolocation services. Small, simple and easy to use.

It is a simple ruby client for EasyManage API.