Page Comparison

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Competitive advantage

Key differentiators:
- Should be able to load ePub files from AWS
- Must be accessible (WCAG 2.1, Section 508, Aria labels…)

	Readium	ePub.js	Readk.it
Format	ePub Server/Reader	Javascript ePub Viewer	JavaScript-based reading system
Accessibility	Committed to Accessibility	Lacking accessibility features	Lacking accessibility features
Source	https://github.com/readium/architecture https://readium.org/web/ https://readium.org/architecture/ https://readium.org/architecture/server/	https://github.com/futurepress/epub.js/ Futurepress.org https://github.com/futurepress/epub.js	https://github.com/jcdarwin/readk.it JC Darwin
Core feature comparison
Feature 1	Different repos for different platforms Nodejs	Javascript Library (runs in rails asset pipeline)	JavaScript RequireJs Grunt SASS