Analytics and Tracking

Google AnalyticsGoogle Analytics

Google Analytics Usage Statistics · Download List of All Websites using Google Analytics

Google Analytics offers a host of compelling features and benefits for everyone from senior executives and advertising and marketing professionals to site owners and content developers.

Application Performance · Audience Measurement · Visitor Count Tracking

Frameworks

Ruby on RailsRuby on Rails

Ruby on Rails Usage Statistics · Download List of All Websites using Ruby on Rails

Ruby on Rails is an open-source web framework that is optimized for programmer happiness and sustainable productivity.

Programming Language

JavaScript Libraries and Functions

jQueryjQuery

jQuery Usage Statistics · Download List of All Websites using jQuery

JQuery is a fast, concise, JavaScript Library that simplifies how you traverse HTML documents, handle events, perform animations, and add Ajax interactions to your web pages. jQuery is designed to change the way that you write JavaScript.

JavaScript Library

jQuery CyclejQuery Cycle

jQuery Cycle Usage Statistics · Download List of All Websites using jQuery Cycle

A slideshow plugin for JQuery that supports many different types of transition effects.

jQuery Plugin

Verified Link

Plans and PricingPlans and Pricing

Plans and Pricing Usage Statistics · Download List of All Websites using Plans and Pricing

The website contains a link to a "Plans" or "Pricing" page - useful for finding SaaS tools.

Homepage Link

Email Hosting Providers

Google Apps for BusinessGoogle Apps for Business

Google Apps for Business Usage Statistics · Download List of All Websites using Google Apps for Business

Web-based email, calendar, and documents for teams. Renamed to Google Apps for Work, but now known as G Suite From Google Cloud.

Business Email Hosting

SPFSPF

SPF Usage Statistics · Download List of All Websites using SPF

The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery.

Standard

Web Hosting Providers
Web Servers

Rack CacheRack Cache

Rack Cache Usage Statistics · Download List of All Websites using Rack Cache

Rack::Cache is a component to enable HTTP caching for Rack-based applications such as Rails.

Phusion PassengerPhusion Passenger

Phusion Passenger Usage Statistics · Download List of All Websites using Phusion Passenger

Phusion Passenger - a.k.a. mod_rails or mod_rack - is a web server and application server, designed to be fast, robust and lightweight. Administration tools allow you to gain insight into web application operations and server performance.

Application Server