WebView

One WebView for EPUB and PDF: Bridging React Native to a Shared In-Browser Renderer

Most reading apps run separate code paths for EPUB and PDF. FreedWise routes both formats through a single WebView backed by versioned vendor assets on the filesystem. The hard parts: a readiness handshake before sending highlight data, Android tap overlays that break when the viewport zooms, and enforcing an offline-only guarantee at the Content Security Policy level.