451. AppscrollsThe App Scrolls is a magical tool to generate new Rails apps and modify existing Rails applications (coming) to include your favourite, powerful magic.
452. SalticidA deployment system, with design goals 1: Magic and 2: More Magic
453. Phantomjs GemPhantomjs via Rubygems: Auto-install phantomjs on demand for current platform. Comes with poltergeist integration.
458. Github Time TrackingUse GitHub to Track Time and Budgets for your Development Projects(and really anything else you use GitHub for) - Ruby app that analyzes GitHub Issue Comments, Milestones, and Code Commit Messages for Time Tracking and Budget Tracking information
460. CoordstagramInstagram viewer by latitude and longitude. Easy to deploy to Heroku
462. ErectorA builder-like widget html generation framework.
463. FoodsoftWeb-based software to manage a non-profit food coop (product catalog, ordering, accounting, job scheduling).
464. BosonA command/task framework similar to rake and thor built with extendability in mind.
465. IrwiComplete wiki plugin for Ruby on Rails
466. TaskmapperTaskmapper provides a universal API to bug tracking and project management systems using Ruby
469. RibRuby-Interactive-ruBy -- Yet another interactive Ruby shell
470. ChiliThe spicy feature toggle framework for Rails
473. Filestack RailsOfficial Ruby on Rails plugin for Filestack File Picker that makes it easy to add powerful file uploading and transformation capabilities to any web or mobile application.
476. BrevidyA video social network built with Ruby on Rails, HAML, Bootstrap, and jQuery.
479. EspinitaAudit activerecord models like a boss (and works with rails 4!)
480. TcoSimple framework for colouring terminal output (not only) in Ruby.
483. FusumaMultitouch gestures with libinput driver on Linux
488. HypercableHypercable Analytics is a fully featured high performance scalable alternative to Google Analytics, build with timescaledb openresty redis and rails.
489. AlbinoRuby wrapper for the Pygments syntax highlighter.
490. RangoRango is ultralightweight, ultracustomizable, ultracool web framework inspired by Django.
491. HclCommand-line tool for manipulating Harvest timesheets
493. NavvySimple Ruby background job processor inspired by delayed_job, but aiming for database agnosticism.
500. AfmotionAFMotion is a thin RubyMotion wrapper for AFNetworking