Based on Devise, Authentifyd and joshsoftware/sso-devise-omniauth-provider. Parts directly taken from https://github.com/joshsoftware/sso-devise-omniauth-provider

Rails integration with Staccato for Google Analytics measurement.

Stachio is a rails engine which aims to facilitate the creation, retrieval, update, & deletion of mustache templates in a relational database.

Stackify APM for Ruby

stackoverfeeds is a full RoR gem that let you show your Stackoverflow activity in a fancy way with minimal configuration.

Stack trace-accordion for input with highlighted code per panel

Test

Show a bar with general project information for administrators.

Shows an alert on staging environments to separate visually from live-system.

A simple gem to protect an application from search engine cache

Build complex controller workflows in your Rails app.

Experimental fragment caching layer.

Rails e-commerce framework

Add watermarks to existing PDF files, the easy way.

Event System for Rails

StandardAPI makes it easy to expose a query interface for your Rails models

Standard File allows for storage, sync, and encryption of items such as notes, tags, and any other models with a custom schema.

StandardId is an authentication engine that provides a complete, secure-by-default solution for identity management, reducing boilerplate and eliminating common security pitfalls.

Documents

Pipelines and State Machines for composable, trackable business logic