Happo.io vs RSpec: What are the differences?
Developers describe Happo.io as "Cross-platform, cross-browser screenshot testing for modern user interfaces". Happo is a visual regression testing tool. It hooks into your CI environment to compare the visual appearance of UI components before and after a change. Screenshots are taken in different browsers and across different screen sizes to ensure consistent cross-browser and responsive styling of your application. On the other hand, RSpec is detailed as "Behaviour Driven Development for Ruby". Behaviour Driven Development for Ruby Making TDD Productive and Fun..
Happo.io and RSpec can be categorized as "Testing Frameworks" tools.
RSpec is an open source tool with 2.53K GitHub stars and 202 GitHub forks. Here's a link to RSpec's open source repository on GitHub.