Benchmark Application Form 2011.Doc: Fill & Download for Free

I asked something among the lines of this question and I'm going to leave the best of what I got here:What are the most useful gems to use in Rails?Check out the Ruby Toolbox for better feedback:The Ruby Toolbox. But here is a rough list that is collected from Marc Anguera's Github repo and most of the ones I recall to be recommended.Also, to learn more about the following gem, I've made a list of Ruby podcasts that actually talk about some of the following gems in depth:Yad's answer to Are there good alternatives to Ryan Bates' RailsCasts?AbstractionActiveInteraction - Manage application specific business logic.Cells - View Components for RailsInteractor - Interactor provides a common interface for performing complex interactions in a single requestLight Service - Series of Actions with an emphasis on simplicity.Mutations - Compose your business logic into commands that sanitize and validate inputReform - Form objects decoupled from models.Admin Interfaceupmin/upmin-admin-ruby Upmin Admin is a framework for creating powerful Ruby on Rails admin backends with minimal effort.ActiveAdmin - a Ruby on Rails framework for creating elegant backends for website administrationRailsAdmin - A Rails engine that provides an easy-to-use interface for managing your dataAnalyticGabba - Simple way to send server-side notifications to Google Analyticsactivenetwork/gattica Gattica is a Ruby library for talking to the Google Analytics API.Ahoy - A solid foundation to track visits and events in Ruby, JavaScript, and native appsLegato - Model analytics reports and queries against the official Google Analytics Reporting APIAPI BuilderActiveModel::Serializers - JSON serialization of objectsCrêpe - The thin API stackGrape - An opinionated micro-framework for creating REST-like APIs in Rubyjbuilder - Create JSON structures via a Builder-style DSLJSONAPI::Resources - JSONAPI::Resources, or "JR", provides a framework for developing a server that complies with the JSON API specification.Jsonite - A tiny, HAL-compliant JSON presenter for your APIsPliny - Opinionated template Sinatra app for writing excellent APIs in Rubyrabl - General ruby templating with json, bson, xml, plist and msgpack supportRails::API - Rails for API only applicationsRoar - Resource-Oriented Architectures in RubyAssetsLess Rails - The dynamic stylesheet language for the Rails asset pipeline.Less - Leaner CSS, in your browser or Ruby.Sass - Sass makes CSS fun againManagement:Rails Assets - Bundler to Bower proxySprockets - Rack-based asset packaging systemAuthentication and OAuthAuthlogicClearance - Small and simple email & password based authenticaton for RailsDevise - A flexible authentication solution for Rails based on WardenOmniAuth - A library that standardizes multi-provider authentication utilizing Rack middlewareSorcery - Magical Authentication for Rails 3 and 4OAuth:Doorkeeper - An OAuth2 provider for RailsOAuth2 - A Ruby wrapper for the OAuth 2.0 protocolAuthorizationAuthority ORM-neutral way to authorize actions in your Rails app.CanCanCanPundit - Minimal authorization through OO design and pure Ruby classesCachingAction caching for Action Pack - Action caching for Action PackDalli - A high performance pure Ruby client for accessing memcached serversRecord Cache - Cache Active Model Records in Rails 3CLI BuilderCommander - The complete solution for Ruby command-line executablesGLI - Git-Like Interface Command Line ParserMain - A class factory and DSL for generating command line programs real quickRake - A make-like build utility for RubySlop - Simple Lightweight Option ParsingThor - A toolkit for building powerful command-line interfacesCMSAlchemy CMS - A powerful, userfriendly and flexible Open Source Rails CMSLocomotiveCMS - A simple but powerful CMS based on Liquid templates and Mongodb databasePublify - A self hosted Web publishing platform on RailsRadiant - A no-fluff, open source content management system designed for small teamsRefinery CMS - An open source Ruby on Rails content management system for Rails 3 and 4Code Analysis and MetricsBrakeman - A static analysis security vulnerability scanner for Ruby on Rails applications.Flay - Flay analyzes code for structural similarities. Differences in literal values, variable, class, method names, whitespace, programming style, braces vs do/end, etc are all ignored. Making this totally rad.Flog - Flog reports the most tortured code in an easy to read pain report. The higher the score, the more pain the code is in.fukuzatsu - Complexity analysis tool with a rich web front-end.MetricFu - A fist full of code metricsrails_best_practices - A code metric tool for rails projectsReek - Code smell detector for RubyRubocop - A static code analyzer, based on the community Ruby style guide.Rubycritic - A Ruby code quality reporter.SimpleCov - Code coverage for Ruby 1.9+ with a powerful configuration library and automatic merging of coverage across test suites.Coding Style GuidesRails style guide - Community-driven Rails best practices and style for Rails 3 and 4RSpec style guide - Better Specs { rspec guidelines with ruby }Ruby style guide - Community-driven Ruby coding styleConcurrencyCelluloid - Actor-based concurrent object framework for RubyConcurrent Ruby - Modern concurrency tools including agents, futures, promises, thread pools, supervisors, and more. Inspired by Erlang, Clojure, Scala, Go, Java, JavaScript, and classic concurrency patterns.EventMachine - An event-driven I/O and lightweight concurrency library for RubyConfigurationConfigatron - Simple and feature rich configuration system for Ruby appsConfigus - Helps you easily manage environment specific settingsdotenv - Loads environment variables from .envEconfig - Flexible configuration for Rails applicationsFigaro - Simple, Heroku-friendly Rails app configuration using ENV and a single YAML fileGlobal - Provides accessor methods for your configuration dataRailsConfig - Multi-environment yaml settings for Rails3Core ExtensionsActiveSupport - A collection of utility classes and standard library extensions.Ruby Facets - The premiere collection of general purpose method extensions and standard additions for Ruby.AttributesActiveAttr - What ActiveModel left outFastAttributes - FastAttributes adds attributes with their types to the classVirtus - Attributes on Steroids for Plain Old Ruby ObjectsHashHashie - A collection of tools that extend Hashes and make them more usefulCountry DataCarmen - A repository of geographic regionsCountries - All sorts of useful information about every country packaged as pretty little country objectsi18n_data - country/language names and 2-letter-code pairs, in 85 languages, for country/language i18nnormalize_country - Convert country names and codes to a standard, includes a conversion program for XMLs, CSVs and DBsDashboardsDashing-Rails - The exceptionally handsome dashboard framework for Rails.Data VisualizationRailRoady - Ruby on Rails 3/4 model and controller UML class diagram generator.Rails Erd - Generate Entity-Relationship Diagrams for Rails applications.Ruby/GraphViz - Ruby interface to the GraphViz graphing toolDatabase DriversCassandra Driver - A pure ruby driver for Apache Cassandra with asynchronous io and configurable load balancing, reconnection and retry policiesDataObjects - An attempt to rewrite existing Ruby database drivers to conform to one, standard interface.mongo-ruby-driver - MongoDB Ruby drivermoped - A MongoDB driver for Rubymysql2 - A modern, simple and very fast Mysql library for Ruby (binding to libmysql)Redic - Lightweight Redis Clientredis-rb - A Ruby client that tries to match Redis' API one-to-one, while still providing an idiomatic interfaceruby-pg - Ruby interface to PostgreSQL 8.3 and laterSQLite3Database ToolsDatabase Cleaner - Database Cleaner is a set of strategies for cleaning your database in Ruby.PgHero - Postgres insights made easySeed dump - Rails 4 task to dump (parts) of your database to db/seeds.rb.Seed Fu - Advanced seed data handling for Rails.Date and Time Processingbusiness_time - Support for doing time math in business hours and daysChronic - A natural language date/time parser written in pure Rubygroupdate - The simplest way to group temporal data in ActiveRecord, arrays and hashestime-lord - Adds extra functionality to the time classtime_diff - Calculates the difference between two timevalidates_timeliness - Date and time validation plugin for ActiveModel and Railsyymmdd - Tiny DSL for idiomatic date parsing and formattingDebugging ToolsByebug - A simple to use, feature rich debugger for Ruby 2.debugger - A port of ruby-debug that works on 1.9.2 and 1.9.3.DecoratorsDraper - Draper adds an object-oriented layer of presentation logic to your Rails applicationDevOps ToolsBackup - Provides an elegant DSL in Ruby for performing backups on UNIX-like systemsCapistrano - A remote server automation and deployment tool written in RubyChef - A systems integration framework, built to bring the benefits of configuration management to your entire infrastructureLogstash - Logs/event transport, processing, management, searchMina - Really fast deployer and server automation tool.Puppet - An automated administrative engine for your Linux, Unix, and Windows systems, performs administrative tasks (such as adding users, installing packages, and updating server configurations) based on a centralized specificationRubber - The rubber plugin enables relatively complex multi-instance deployments of RubyOnRails applications to Amazon's Elastic Compute Cloud (EC2).DocumentationAsciidoctor - A fast, Ruby-based text processor & publishing toolchain for converting AsciiDoc to HTML5, DocBook, EPUB3, PDF & more.grape-swagger - Add swagger compliant documentation to your Grape APIInch - Inch is a documentation measurement and evalutation tool for Ruby code, based on YARDRDoc - RDoc produces HTML and command-line documentation for Ruby projectsYARD - YARD enables the user to generate consistent, usable documentation that can be exported to a number of formats very easilyE-Commerce and PaymentsActive Merchant - A simple payment abstraction library extracted from ShopifyPaypal Merchant SDK - Official Paypal Merchant SDK for RubyPiggybak - Modular, Extensible open-source ecommerce solution for Ruby on RailsROR EcommerceShoppe - A Rails-based e-commerce platform which allows you to easily introduce a catalogue-based store into your Rails 4 applicationsSpreestripe-ruby - Stripe Ruby bindingsEbookBookshop - Bookshop is a an open-source agile book development and publishing framework for authors, editors.Eeepub - EeePub is a Ruby ePub generator.Gepub - A generic EPUB library for Ruby : supports EPUB 3Git Scribe - Basically the best way to write an ebook.Mobi - A Ruby way to read MOBI format metadataReview - Re:VIEW is flexible document format/conversion systemEmailIncoming - Incoming! helps you receive email in your Rack appsLetterOpener - Preview mail in the browser instead of sending.Mail - A Really Ruby Mail LibraryMailCatcher - Catches mail and serves it through a dreamMailman - An incoming mail processing microframework in RubyPony - The express way to send mail from RubyEnvironment Managementchgems - Chroot for RubyGemschruby - Change your current Ruby. No shims, no crazy options or features, ~90 LOCfry - Simple ruby version manager for fishgem_home - A tool for changing your $GEM_HOMErbenv - Use rbenv to pick a Ruby version for your application and guarantee that your development environment matches productionruby-build - Compile and install Rubyruby-install - Installs Ruby, JRuby, Rubinius, MagLev or MRubyRVM - RVM is a command-line tool which allows you to easily install, manage, and work with multiple ruby environments from interpreters to sets of gemsError HandlingAirbrake - The official Airbrake library for Ruby on Rails (and other Rack based frameworks)Better Errors - Better error page for Rack appsErrbit - The open source, self-hosted error catcherException Notification - A set of notifiers for sending notifications when errors occur in a Rack/Rails applicationNesty - Nested exceptions for RubyRaven Ruby - Raven is a Ruby client for Sentry.File UploadCarrierWave - Classier solution for file uploads for Rails, Sinatra and other Ruby web frameworksDragonFly - A Ruby gem for on-the-fly processing - suitable for image uploading in Rails, Sinatra and much more!PaperClip - Easy file attachment management for ActiveRecordrack-secure-upload - Upload files securelyForm BuilderAbracadabra - The gem that swaps out text with a fully-compliant Rails form in one clickFormtastic - A Rails form builder plugin with semantically rich and accessible markupRails Bootstrap Forms - Rails form builder that makes it super easy to create beautiful-looking forms with Twitter Bootstrap 3+Simple Form - Rails forms made easyGame DevelopmentGosu - A 2D game development library for the Ruby and C++ programming languagesYeah - Practical Ruby video game frameworkGeolocationGeocoder - A complete geocoding solution for Ruby. With Rails it adds geocoding (by street or IP address), reverse geocoding (find street address based on given coordinates), and distance queriesGeokit - Geokit gem provides geocoding and distance/heading calculationsHTTPexcon - Usable, fast, simple Ruby HTTP 1.1. It works great as a general HTTP(s) client and is particularly well suited to usage in API clients.FaradayHttp Client - Gives something like the functionality of libwww-perl (LWP) in Rubyhttp - The HTTP Gem: a simple Ruby DSL for making HTTP requests.httpartyPatron - Patron is a Ruby HTTP client library based on libcurl.RESTClient - Simple HTTP and REST client for Ruby, inspired by microframework syntax for specifying actionsSavon - Savon is a SOAP client for the Ruby programming language.Sawyer - Secret user agent of HTTP, built on top of FaradayTyphoeus - Typhoeus wraps libcurl in order to make fast and reliable requestsImageryMiniMagick - A ruby wrapper for ImageMagick or GraphicsMagick command linePSD.rb - Parse Photoshop files in Ruby with easeRMagick - RMagick is an interface between Ruby and ImageMagickSkeptick - Skeptick is an all-purpose DSL for building and running ImageMagick commands.Internationalizationi18n-tasks - Manage missing and unused translations with the awesome power of static analysisi18n - Ruby Internationalization and localization solutionr18n - Advanced i18n library for Rails, Sinatra, desktop apps, models, works well with complex languages like Russian.twitter-cldr-rb - Ruby implementation of the ICU (International Components for Unicode) that uses the Common Locale Data Repository to format dates, plurals, and moreLoggingCabin - Structured+contextual logging experiments in Ruby.Fluentd - Fluentd collects events from various data sources and writes them to files, database or other types of storagesHttpLog - Log outgoing HTTP requests.Log4r - Log4r is a comprehensive and flexible logging library for use in Ruby programsLogging - A flexible logging library for use in Ruby programs based on the design of Java's log4j library.Lograge - An attempt to tame Rails' default policy to log everything.MongoDB Logger - MongoDB logger for RailsScrolls - Simple loggingYell - Your Extensible Logging LibraryMachine LearningPredictionIO Ruby SDK - The PredictionIO Ruby SDK provides a convenient API to quickly record your users' behavior and retrieve personalized predictions for themRuby Datumbox Wrapper - It's a simple Ruby Datumbox Wrapper. At the moment the API currently allows you to build applications that make use of machine learning algorithms.Markdown Processorskramdown - Kramdown is yet-another-markdown-parser but fast, pure Ruby, using a strict syntax definition and supporting several common extensionsMaruku - A pure-Ruby Markdown-superset interpreterRedcarpet - A fast, safe and extensible Markdown to (X)HTML parserMiscAASM - A library for adding finite state machines to Ruby classesAXLSX - An excel xlsx generation libraryBetty - Friendly English-like interface for your command line. Don't remember a command? Ask BettyForeman - Manage Procfile-based applicationsGollum - A simple, Git-powered wiki with a sweet API and local frontend.Guard - A command line tool to easily handle events on file system modificationsJsonCompare - Returns the difference between two JSON filesplay ► - Your company's djPry Debugger - Pry navigation commands via debugger (formerly ruby-debug)Pry - A powerful alternative to the standard IRB shell for Rubypygments.rb - A Ruby wrapper for the Python pygments syntax highlighterRuby Operators - A webpage showing awesome names for different Ruby operators.Termit - Google Translate with speech synthesis in your terminalTreetop - PEG (Parsing Expression Grammar) parserYomu - Read text and metadata from files and documents (.doc, .docx, .pages, .odt, .rtf, .pdf)Mobile DevelopmentRuboto - A platform for developing full stand-alone apps for Android using the Ruby language and librariesRubyMotion - A revolutionary toolchain that lets you quickly develop and test native iOS and OS X applications for iPhone, iPad and MacMoneyeu_central_bank - A gem that calculates the exchange rate using published rates from European Central BankMoney - A Ruby Library for dealing with money and currency conversionNatural Language ProcessingTreat - Treat is a toolkit for natural language processing and computational linguistics in RubyORM/ODMActiveRecordDataMapper - ORM which works well with legacy databases. Last release (1.2.0) was on 13 October 2011.Guacamole - An ODM for ArangoDBMongoid - An ODM (Object-Document-Mapper) framework for MongoDB in RubyMongoMapperMongoModel - Ruby ODM for interfacing with MongoDB databasesohm - Object-hash mapping library for RedisSequel - Sequel is a simple, flexible, and powerful SQL database access toolkit for RubyORM/ODM ExtensionsMongoid Tree - A tree structure for Mongoid documents using the materialized path patternPackage ManagementGemsBundler - Manage your application's gem dependencies with less painRubyGems - Community's gem hosting servicePackages and ApplicationsBerkshelf - A Chef Cookbook managerCocoaPods - The Objective-C dependency managerfpm - Effing package management! Build packages for multiple platforms (deb, rpm, etc) with great ease and sanityHomebrew-cask - a CLI workflow for the administration of Mac applications distributed as binariesHomebrew - The missing package manager for OS XPaginationKaminari - A Scope & Engine based, clean, powerful, customizable and sophisticated paginator for modern web app frameworks and ORMswill_paginate - A pagination library that integrates with Ruby on Rails, Sinatra, Merb, DataMapper and SequelPDFGimli - Utility for converting markup files to pdf files.Kitabu - A framework for creating e-books from Markdown/Textile text markup using Ruby.Pdfkit - HTML+CSS to PDF using wkhtmltopdfPrawn - Fast, Nimble PDF Writer for RubyRGhost - RGhost is a document creation and conversion API.Shrimp - A phantomjs based pdf rendererWicked Pdf - PDF generator (from HTML) plugin for Ruby on RailsWisepdf - Wkhtmltopdf wrapper done rightProcess MonitoringBluepill - Simple process monitoring toolGod - An easy to configure, easy to extend monitoring framework written in RubyProcesses and ThreadsParallel - Run any code in parallel Processes (> use all CPUs) or Threads (> speedup blocking operations). Best suited for map-reduce or e.g. parallel downloads/uploadschildprocess - Cross-platform ruby library for managing child processes.forkoff - brain-dead simple parallel processing for rubyposix-spawn - Fast Process::spawn for Rubys >= 1.8.7 based on the posix_spawn() system interfacesProfilerbullet - Help to kill N+1 queries and unused eager loadingPeek - Visual status bar showing Rails performanceperftools.rb - gperftools (formerly known as google-perftools) for Ruby coderack-mini-profiler - Profiler for your development and production Ruby rack appsruby-prof - A code profiler for MRI rubiesQueueactive_job - Declare job classes that can be run by a variety of queueing backendsDelayed::Job - Database backed asynchronous priority queueResque - A Redis-backed Ruby library for creating background jobsSidekiq - A full-featured background processing framework for Ruby. It aims to be simple to integrate with any modern Rails application and much higher performance than other existing solutions.Sucker Punch - A single process background processing library using Celluloid. Aimed to be Sidekiq's little brother.RoboticsArtoo - Next generation robotics framework with support for different platforms: Arduino, Leap Motion, Pebble, Raspberry Pi, etc.RSSFeed normalizer - Extensible Ruby wrapper for Atom and RSS parsers.Feedjira - A feed fetching and parsing library.Ratom - A fast, libxml based, Ruby Atom library.Simple rss - A simple, flexible, extensible, and liberal RSS and Atom reader.SchedulingClockwork - Clockwork is a cron replacement. It runs as a lightweight, long-running Ruby process which sits alongside your web processes (Mongrel/Thin) and your worker processes (DJ/Resque/Minion/Stalker) to schedule recurring work at particular times or dates.resque-scheduler - A light-weight job scheduling system built on top of Resquerufus-scheduler - Job scheduler for Ruby (at, cron, in and every jobs)Whenever - A Ruby gem that provides a clear syntax for writing and deploying cron jobsSearchattr_searchable - Search engine like fulltext query support for ActiveRecordelasticsearch-rubyhas_scope - Has scope allows you to easily create controller filters based on your resources named scopes.pg_search - Builds ActiveRecord named scopes that take advantage of PostgreSQL's full text searchransack - Object-based searching.Rroonga - The Ruby bindings of GroongaSearchkick - Searchkick learns what your users are looking for. As more people search, it gets smarter and the results get better. It’s friendly for developers - and magical for your users.Searchlogic - Object based searching, common named scopes, and other useful named scope tools for ActiveRecordSunspot - A Ruby library for expressive, powerful interaction with the Solr search engineThinking Sphinx - A library for connecting ActiveRecord to the Sphinx full-text search toolSEOFriendlyId - The "Swiss Army bulldozer" of slugging and permalink plugins for Active RecordMetaTags - A gem to make your Rails application SEO-friendlySitemapGenerator - A framework-agnostic XML Sitemap generator written in RubySocial NetworkingCampo - Campo is a lightweight forum application, base on Ruby on Rails.diaspora* - A privacy aware, distributed, open source social networkDiscourse - A platform for community discussion. Free, open, simpleForem - Rails 3 and Rails 4 forum engineState MachinesAASM - State machines for Ruby classes (plain Ruby, Rails Active Record, Mongoid)simple_states - A super-slim statemachine-like support libraryStatesman - A statesmanlike state machine libraryWorkflow - A finite-state-machine-inspired API for modeling and interacting with what we tend to refer to as 'workflow'Static Site GenerationHigh Voltage - Easily include static pages in your Rails appJekyll - Transform your plain text into static websites and blogsMiddleman - A static site generator using all the shortcuts and tools in modern web developmentNanoc - A static site generator, fit for building anything from a small personal blog to a large corporate web siteTemplate EngineCurly - A template language that completely separates structure and logicHaml - HTML Abstraction Markup LanguageLiquid - Safe, customer facing template language for flexible web appsMustache - Logic-less Ruby templatesSlim - A template language whose goal is reduce the syntax to the essential parts without becoming crypticTilt - Generic interface to multiple Ruby template enginesTestingFrameworksRSpec - Behaviour Driven Development for RubyFormattersEmoji-RSpec - Custom Emoji Formatters for RSpecFuubar - The instafailing RSpec progress bar formatterNyan Cat - Nyan Cat inspired RSpec formatter!Bacon - A small RSpec cloneCapybara - Acceptance test framework for web applicationsCucumber - BDD that talks to domain experts first and code secondCutest - Isolated tests in RubyKonacha - Test your Rails application's JavaScript with the mocha test framework and chai assertion libraryminitest - minitest provides a complete suite of testing facilities supporting TDD, BDD, mocking, and benchmarkingRR - A test double framework that features a rich selection of double techniques and a terse syntaxshoulda-matchers - Provides Test::Unit- and RSpec-compatible one-liners that test common Rails functionality. These tests would otherwise be much longer, more complex, and error-prone.Spinach - Spinach is a high-level BDD framework that leverages the expressive Gherkin language (used by Cucumber) to help you define executable specifications of your application or library's acceptance criteria.Spork - A DRb server for testing frameworks (RSpec / Cucumber currently)Test::Unit - Test::Unit is a xUnit family unit testing framework for RubyFake DataFabrication - A simple and powerful object generation libraryfactory_girl - A library for setting up Ruby objects as test datafaker - A library for generating fake data such as names, addresses, and phone numbers.ffaker - A faster Faker, generates dummy data, rewrite of faker.Forgery - Easy and customizable generation of forged data.Machinist - Fixtures aren't fun. Machinist isMockActiveMocker - Generate mocks from ActiveRecord models for unit tests that run fast because they don’t need to load Rails or a database.TestXml - TestXml is a small extension for testing XML/HTML.WebMock - Library for stubbing and setting expectations on HTTP requestsWebDriversSelenium WebDriver - This gem provides Ruby bindings for WebDriver.Watir - Web application testing in RubyExtraAppraisal - Appraisal integrates with bundler and rake to test your library against different versions of dependenciesRuby-JMeter - A Ruby based DSL for building JMeter test plansSpring - Preloads your rails environment in the background for faster testing and Rake taskstimecop - Provides "time travel" and "time freezing" capabilities, making it dead simple to test time-dependent codevcr - Record your test suite's HTTP interactions and replay them during future test runs for fast, deterministic, accurate testsThird-party APIsdatabasedotcom - Ruby client for the Salesforce's Welcome to the world’s most trusted and secure cloud database, salesforce.com. - Salesforce.com and Chatter APIsDropbox - Dropbox API Ruby Client.facy - Command line power tool for facebookfb_graph - A full-stack Facebook Graph API wrapperflickr - A Ruby interface to the Flickr APIgitlab - Ruby wrapper and CLI for the GitLab APIgmail - A Rubyesque interface to Gmail, with all the tools you'll need.hipchat-rb - HipChat HTTP API Wrapper in Ruby with Capistrano hooksinstagram-ruby-gem - The official gem for the Instagram REST and Search APIsitunes_store_transporter - Ruby wrapper around Apple's iTMSTransporter programlinkedin - Provides an easy-to-use wrapper for LinkedIn's REST APIsOctokit - Ruby toolkit for the GitHub APIPusher - Ruby server library for the Pusher API.ruby-gmail - A Rubyesque interface to Gmailruby-trello - Implementation of the Trello API for Rubysoundcloud-ruby - Official SoundCloud API Wrapper for Rubyt - A command-line power tool for Twittertweetstream - A simple library for consuming Twitter's Streaming APItwitter - A Ruby interface to the Twitter APIwikipedia - Ruby client for the Wikipedia API.youtube_it - An object-oriented Ruby wrapper for the YouTube GData APIYt - An object-oriented Ruby client for YouTube API V3VideoStreamio FFMPEG - Simple yet powerful wrapper around the ffmpeg command for reading metadata and transcoding moviesWeb Crawlinganemone - Ruby library and CLI for crawling websites.LinkThumbnailer - Ruby gem that generates thumbnail images and videos from a given URL. Much like popular social website with link preview.Mechanize - Mechanize is a ruby library that makes automated web interaction easy.MetaInspector - Ruby gem for web scraping purposes. It scrapes a given URL, and returns you its title, meta description, meta keywords, an array with all the links, all the images in it, etc.Upton - A batteries-included framework for easy web-scraping. Just add CSS! (Or do more.)Wombat - Web scraper with an elegant DSL that parses structured data from web pagesWeb FrameworksCamping - A web microframework which consistently stays at less than 4kB of codeCuba - A microframework for web developmentLotus - It aims to bring back Object Oriented Programming to web development, leveraging on a stable API, a minimal DSL, and plain objects.Padrino - A full-stack ruby framework built upon SinatraPakyow - A framework for building modern, realtime web-apps in Ruby. It helps you build working software faster with a development process that's friendly to both designers and developersRamaze - A simple, light and modular open-source web application framework written in RubyRoda - A routing tree web frameworkRuby on Rails - A web-application framework that includes everything needed to create database-backed web applications according to the Model-View-Controller (MVC) patternSinatra - Classy web-development dressed in a DSLVolt - A Ruby web framework where your ruby code runs on both the server and the clientWeb ServersGoliath - A non-blocking Ruby web server frameworkPhusion Passenger - Fast and robust web server and application serverPuma - A modern, concurrent web server for RubyRack - A common Ruby web server interface. By itself, it's just a specification and utility library, but all Ruby web servers implement this interfaceThin - Tiny, fast & funny HTTP serverUnicorn - Rack HTTP server for fast clients and UnixWebSocketFaye - A set of tools for simple publish-subscribe messaging between web clients. It ships with easy-to-use message routing servers for Node.js and Rack applications, and clients that can be used on the server and in the browser.Firehose - Build realtime Ruby web applicationsRails Realtime - Adding Real-Time To Your RESTful Rails App.Sync - Real-time Rails PartialsWebsocket-Rails - Creates a built in WebSocket server inside a Rails application with ease. Also support streaming HTTP

Here are a few more technology startups.Applytics: Applytics Innovative Solutions Company is a software product company which works to provide Anti -Counterfeiting solutions & Intelligent Traffic Management Systems where IP’s have been filed. They are currently building a Centralized Product Authentication Service which enables worldwide consumers to verify the authenticity of the products with the manufacturer(s) with a click of a button & creating value to Manufacturers, Consumers and the Government. This product allows creating a common platform which allows customers to assess the authenticity of the products that they are buying. They simplify this process by unifying the communication infrastructures through the use of a patent pending process. Currently in pilot stage, it enables consumers to find counterfeit goods in Industries ranging from FMCG, Luxury, Pharmaceuticals, seeds & Pesticides and Automotive industries.Cavintek: Cavintek is a cloud-based workflow management software company that helps customers become more productive and do more with less. It helps businesses streamline their processes and reduce costs through automation. Their flagship product, cflow, provides a suite of applications that help customers manage information, run their business processes and be more productive. cflow is aimed at SMBs trying to make a transition from managing via spreadsheets to an integrated platform. Cflow contains applications ranging from HR, purchase and inventory, assets, productivity management, compliance and skill assessment. cflow also contains industry-based solutions for jewelry, healthcare, manufacturing and construction.ChargeBee: ChargeBee is a billing solution that makes subscription management and payment collection simple for web applications. Businesses can focus on their core business without worrying about automating operational stuff. Improving customer conversion, engagement and retention are major challenges in SaaS and ChargeBee is primarily positioned to deliver value to customers using analytics & tools.CipherGraph: CipherGraph is a cloud powered service allowing enterprises to securely use and adopt the cloud. It allows enterprises to enable their workforce to securely connect from anywhere to an organization’s cloud deployment (like Amazon AWS, Windows Azure etc.). They offer enterprise class security, compliant with corporate policy for secure and encrypted communication with strict control (Role Based Access Control). This allows a highly granular access policy based on user’s corporate identity or group. CipherGraph’s cloud powered “VPN as a Service” enables secure communication from all user devices, including phones and tablets. The communication is seamlessly encrypted without needing any change to the user’s applications or work flow. The service is cloud hosted and hardware free.Colimetrics: Colimetrics has developed a software product called Org Lens that automates the measurement of human factors impact on organizational efficiency. Targeting companies which have to deal with growth in working personnel, Colimetrics’ software aims at identifying problems such as bottlenecks, bureaucracy, incorrect division of work, miscommunication of priorities etc, which bring down a company’s working efficiency. Org Lens has an analytics engine that mines organizational data. A powerful notification framework identifies potential issues before they become major problems. The reporting framework allows a variety of ways to look at the analyzed data and provides various reports, drill downs and cross references. Org Lens also includes adaptors that fetch data from internal systems such as e-mail, HR and CRM.CollateBox: CollateBox is a free online service that lets you collect and organize data from multiple sources or team members and securely share specific records based upon column, row and cell value for others to work while you receive instant notifications based on different activities around your data – magically. Think about what you want to do with your tables of data and lists and we will transform it to that effect. If you want to organize, act, share and work with parts of such data lists with other team members with lesser efforts and better control, you are left with no choice today. That’s why CollateBox matters.DataWeave: DataWeave provides actionable data in an easy-to-use format that can be used by businesses in their decision making, application building activities. Data is served to users through data APIs, dashboards and visualizations. Businesses and developers can now rest assured that they will get the data they want and focus on building applications and deriving insights. Some examples of datasets provided by DataWeave are: eCommerce price intelligence, hourly commodity prices, and open government data.Diabeto: Diabeto is a healthcare- technology company that aims to leverage web and mobile technologies for disease/disorder management and to improve health and well-being. Their first product is a tool for diabetes management which addresses the issues of tracking, managing and processing data from various diabetes tests. It is a hardware device that plugs into a glucometer and wirelessly transmits sugar reading to a diabetes mobile application for easy tracking and manageability. They currently have a hardware product that works with most glucometers and an android app that supports the device.FORMCEPT: FORMCEPT is an effort to make data analysis accessible to everyone, be it an enterprise, an individual or a device. They are building a BigData Analysis platform that can empower the existing data analysts and data scientists of an organization to extract insights out of data faster, thereby significantly reducing the time taken to convert data into decisions. The platform provides batch processing, interactive analysis and stream processing capabilities out of the box. It can analyze unstructured data in the form of documents (PDF, HTML, DOC, text, tweets, etc.) and structured data stored in relational databases. It has built-in semantic capabilities and processing algorithms that can analyze unstructured data, categorize them, retrieve on demand and also deliver the results/reports to the right devices at the right time. Enterprises can also write customized applications (called “Intents”) on top of the platform according to their business needs and/or targeting their end customers.GAMOOZ: GAMOOZ specializes in Augmented Reality applications for mobile (iPhone, iPad, Android,Blackberry, Symbian, Bada), desktop, online, big screens and kiosks. In last one year, GAMOOZ has created 50+ AR applications for a number of companies and agencies across the globe. They have recently launched an Image-Tracking based AR Browser called ScanAR for print media. It is available on iTunes Store and Google Play and Web. They are planning to launch their own Augmented Reality Merchandise very soon eg.AR T-shirts, AR-mugs, AR-Notebooks, AR, Bags etc. They plan to sell their AR merchandise via their online shop and partners across the world via online retailers and retail chains.Graaby: Graaby is an application and solutions product company which aims to create and establish an NFC ecosystem to simplify life. They are introducing an NFC based geosocial coalition loyalty platform application called Graaby Rewards. Graaby’s focus is to build a NFC infrastructure between business and their customer, helping businesses understand their customers through a geosocial coalition reward platform, which helps retention as well as acquisition. Graaby`s NFC mobile tag will enable any mobile literally into virtual wallet bringing a new experience of tapping into rewards and social check-In into their Foursquare, Facebook places , Twitter even without any application or internet enabled mobile. Graaby’s NFC infrastructure with all partner business can be used by third party NFC application provider to add value to customer and business.Harness: Harness Handitouch Private Limited (Harness) is an education technology start-up founded by alumni of premier educational and corporate institutions in India and internationally. Their product, Touch-on-Cloud, is a tablet and cloud based learning “operating” system which disrupts the idea of classrooms, ICT and learning management systems as we think of them today by bridging the digital-physical divide. The solution has applicability in conventional, online as well as distance learning .Touch-on-Cloud effectively addresses problems faced in current conventional and ICT classrooms such as teacher control and lack of student engagement as it enables user generated content creation, real-time classroom collaboration, evaluation and feedback and content management on the cloud. Developed on HTML5, this learning operating system is platform neutral and embraces the bring-your-own-device trend that has equal efficacy for schools, colleges and coaching institutes.Hazel Media: Hazel Media is a Technology Product company set up in 2010 with a vision to create mobility and enterprise platforms that solve problems for the masses. The company had introduced its vernacular language rendering platform for mobile devices called mPustak in 2011 which won accolades, including the mBillionth Award in 2011. Hazel Media is focusing on combining Data + Mobile +Languages to create platforms that solve mobile data collection and management challenges in developing countries like India. The company’s flagship mobile data platform is called MobQuery, which has been unveiled in 2012.HuntShire: HuntShire’s Ghunter is an online assessment methodology backed by a propriety grading system to serve as a more effective recruitment process. Ghunter is designed to suit the assessment test requirements for various organizations in recruitment and talent management. By incorporating principles of gamification, HuntShire wishes to make test taking a fun experience which will bring the best out of candidates. By eliminating the need for providing options in a question, the Hunt Methodology tests the problem solving abilities of the candidates and selects people with specific skill sets defined by the role requirement. Companies can educate the applicants about the values and employer benefits during a test by sending custom messages, which in turn will help improve the desirability of the company.Impact Index: Impact Index is a leading statistical system in the sport of cricket today. The platform is targeted at the entire gamut in the cricket world. To casual cricket followers, as Impact Index simplifies cricket analysis immensely, cricket geeks, as it brings out much more than any other system can and is exponentially more accurate than the averages/aggregates that is used, and most importantly, owners/managers of cricket teams who want to select the best value players -aka Moneyball and Cricket boards, for ensuring deserving players get picked. Their claim is backed by its mention in Wisden Almanack 2012 (the most famous sports reference book in the world) – the first time in its 148 years of existence that it has mentioned an alternative statistical system in the game, by virtue of having Cricket Australia as a client.InCights: InCights intends to reduce cyber-crimes, Instances of Identity theft and associated frauds, by use of unique behavioral characteristics of people to identify and authenticate their identity. This unique character, called “VOICE”, can be used to identify consumers from anywhere, anytime and from any device. Currently this telephonic and IP based Services is being tested by BASIX SubK iTransaction to enable micro-payments in Rural India through a network of Banking Correspondent Outlet. InCights intend to make the service available to corporations, groups and association through direct sales team and by establishing a network of Value Added Resellers and OEM Partnership.Innosolv: Innosolv Consultancy Services Private Limited was founded in 2006. Innosolv, provide end-to-end solutions; from IT Services and Solutions catering to the small and medium enterprises, across sectors. Having spent the last decade working with the Indian businesses, some of their clients have become large public companies. They have two products, namely iDine, developed specifically for hospitality industry, to provide an end to end integrated solution. It provides single point management of Multi-Brand & Multi-Outlet Restaurant Chains, Point of Sale, Menu Management, Vendor Management, Recipe Costing, Automated Consumption and Costing Variance Analysis, Payroll, and Brand Investment, and iBeam Laundry, developed specifically for laundry industry, to provide end to end integrated solution. It Includes Retail, Institution, Door-to-door, and Linen Rental Business models. Solution includes Operations, Pricing, Wash process management, Finance and Accounting, Payroll, Fixed Asset management, and other unique requirements.Instamojo: Instamojo is a solution that lets the user sell digital creations simply by sharing unique checkout pagelinks. Instamojo is a simple payment system based on shortened URLs that makes everyone a merchant without installation of complicated scripts, technical know-how or signing up for merchant accounts. It can be used for software, music, video, photos, online courses, web & mobile apps, e-books and magazine or newspaper content.IntouchId: IntouchId is a cloud and mobile based product that allows people and businesses to securely maintain and share their contact information with their contacts. Just update your contact info in one place and all your contacts and customers automatically see the updates directly in their mobile’s phonebooks. Conversely, your address book is always up-to-date since it is being managed by the contacts themselves. The auto updating address book is always at your fingertips – visible directly in your phone. Users will never have to type contact info into the mobile or worry about losing contacts, saving enormous time, effort, and stress over lost or wrong contact. Also, for the first time ever, users will get to control how they show up in their contact’s phone-book, opening doors to personalization and other applications.JusPay: JusPay is started with a vision to revolutionize digital payments in India. It claims to offer the e-commerce merchants the nearest equivalent of Amazon’s Buy with 1-Click. Their solutions open the doors for e-commerce merchants to monetize on Mobile devices. JusPay aims to be the market leader in mobile payments that will catalyze the explosive growth of e-commerce, personalized entertainment and value added services. Their value-propositions are in providing payment on a Single page, no redirects, express checkout, card storage that reduces number of steps from 7 to 2, mobile checkout, single click payment with innovation on second factor authentication. JusPay is targeting a 10 billion dollar ecommerce market and plans to target other markets like VAS, Digital goods and Bill payments in the future.JustUnfollow: JustUnfollow is on a mission to help users clean their twitter. Think of them as TweetDeck for friend management. The goal is to build the perfect dashboard to help everyone manage their social graph. JustUnfollow is currently helping a million users make unfollow decisions on Twitter. JustUnfollow also helps business users keep track of the various twitter accounts they manage. The unique ‘Copy Followers’ feature helps businesses follow their competitor’s followers on twitter thus providing them with the right target audience. Twitter users follow a lot of people when they join twitter. Over a period of time their timeline gets clogged with unwanted updates. It’s hard to make unfollow decisions in order to clear up the timeline. JustUnfollow helps by making unfollow decisions easy.LearnSocial: LearnSocial is a peer-to-peer Learning Platform which envisions transforming every individual into a teacher and student. It connects people who are passionate/knowledgeable about a topic and can teach it, with people who are interested to learn new things. Currently the platform enables the learning to happen face-to-face in the real world or do “virtual” Classes through LearnSocial Live, a rich, interactive online platform that connects learners and teachers from all over the world to share their learning’s in real time. LearnSocial is the World’s first Hybrid platform which supports all modes of learning – Physical, Virtual and Self-paced there by connecting Billions of teachers, learners to share Knowledge, experience and quench their thirst for lifelong learning.Little Eye Labs: Little Eye Labs, the mobile tools startup from Bangalore, is focused on helping app developers optimize mobile apps for better performance and battery life. They provide intuitive and innovative tools that let you, the app developer or tester, view your app’s gut in a way that helps you better understand, test, benchmark and optimize. Their first product, called “Little Eye” is a power analyzer that will provide detailed insights into an app’s power consumption, at the place where it matters most for the developer/tester – his workstation. It will monitor and provide visualization of the app’s power consumption by the various hardware components (e.g. CPU, Wifi, 3G, display, etc) and also show associated events. It will help testers perform regression analysis of their app’s power consumption. In addition, the tool can also help developers benchmark their app’s battery consumption.Mango Sense: Mango Sense aims to bring books to life by making them interactive, engaging and fun using videos, quizzes, graphics, maps and games with their product MangoReader. They have two products; one is a HTML5 reader, which works on iPad, iPhone, Desktops and Android tablets. This reader helps to collaborate, highlight, search dictionary, ask questions and share notes within an interactive book. The other is a HTML5 book creation platform where one can create interactive books (videos, images, maps, quizzes, 3D Diagrams etc. The HTML 5 platform enables a “create once sell everywhere” functionality with this platform. With MangoReader Store, users can purchase, rent, gift or subscribe to interactive eBooks. MangoReader is a winner of EduStars-2012 by YourStory.in and Young Creative Entrepreneur award– 2012 by British Council.MilkorWater: MilkorWater is a computational financial analytics company which helps consumers make smarter investment decisions through unbiased analysis of recommendations given by stock market analysts. It is delivered as a Web 2.0 based technology for web, mobile and social platforms, and hosted on the world-class Amazon EC2 cloud platform. MilkorWater is the largest free site in the world that analyses stock recommendations from 1500 professional analysts across 125 brokerage firms for over 825 stocks traded on NSE. Through its analytics, its aims to revolutionize investment decision making, level playing field for retail investors by democratizing information, increase the stock market depth by bringing large number of retail investors, and bring accountability and responsibility in this market.Praxify: Xtremum Solutions is an innovative healthcare technology and analytics company working towards connecting the various stakeholders in the healthcare domain. Its flagship product – Praxify is India’s first cloud & iPad based specialty specific electronic health record (EHR) with practice management capabilities for physicians. The app comes with several features that allow, for example, easy appointment scheduling, and completely digitized patient records that enable quick and precise billing. The app is delivered using the SaaS model, allowing various stakeholders to use the app on the go, without worrying about security and integrity of the app.Radiowalla: Radiowalla Network Private Limited is a venture backed start-up which has two services – SpotRadio & Radiowalla. SpotRadio is an in-store radio solutions product, which was commercially launched in August 2011. This service offers audio branding and sound scaping solutions to retail chains, corporates and brands. It has partnered with over 40+ national retail chains with over 4,000 locations in the country within a year. Spot Radio’s music database spans across several languages and genres. It offers businesses the option of music day parting and localized ad insertions via streaming and store and forward technologies. It also helps businesses monetize their stations by operating an ad sales team, that sells airtime on clients channels to non-competing brands that wish to target the in store traffic of a particular store. Radiowalla is Radiowalla Network’s direct to consumer audio platform which offers created and curated 30+ streaming audio channels (Music and non-music) for netizens worldwide via mobile apps and any broadband connected devices.SpanIdea: SpanIdea Systems is a product design and technology services organization focused on Semiconductor, Embedded System, Wireless and Mobile Application Design. It is founded by industry veterans from CISCO, INTEL, QCOM, WIPRO, BROADCOM with a track record of delivering successful networking products for leading multinational companies and startups. Their product, uBox, is a unified Smart Home box to create a home gateway, for smart TV and home cloud.TeachAClass: TeachAClass aims to bridge the gap between education initiatives, such as Khan Academy and CK-12, and students at low-income schools in developing countries. Using a cloud-based, plug-n- play wireless toolkit called NomadEDU, which is pre-packaged with learning material, Teach A Class enable a classroom cloud anywhere in the world. The product aims to equip local teachers with quality teaching aids and provide a global distribution capability to all content creators. It has also integrated some groundbreaking, learning modules, such as the SMILE Program on NomadEDU, by which teachers and students can also develop their own questions and videos, allowing for collaborative learning.Treetle: Treetle is a location-based interest network. The Treetle platform let’s people easily find, and connect with, others around them who have the same interests and enables them to together do the things they love to do. It’s completely free for users. Treetle’s search and recommendation engine makes discovery of neighborhood groups and events efficient. Treetle’s unique way of rewarding users who organize events provides healthy incentives to actually do the things they would love to do anyways! The site is available across 3400+ cities across India, and will be rolled out globally in the next two quarters. Treetle will be releasing its mobile apps in September 2012.Virinchi: Mobile and Web Application is Virinchi’s forte and it enables them to help clients in fabricating their dreams. Their expertise lies in domains such as Mobile Application Development, iOS and Android App Development and more. Their app DealGali provides fast and comprehensive deals to users and connects buyers with sellers. Businesses can create their deals, offers, discounts and advertise their location on DealGali.com and customers can, in turn, find the best deals, discounts, offers they require and spot them in their nearest location using their smartphones.[Source - http://yourstory.in/2012/09/yourstory-ins-tech30-report-2012/]