Phrase ORG

99.9% KaTeX syntax coverage. LaTeX math renderer in pure Swift. No JavaScript, no WebView, no DOM. One Swift core → iOS, macOS, tvOS, watchOS, visionOS. SwiftUI · UIKit/AppKit · SVG · PNG. 3.3× the Rust reference engine. Zero re-rasterization scrolling for block editors. By Phrase (phrase.so).

Syntax highlighter in pure Swift. No JavaScript, no WebView, no HTML round-trip. One Swift core → iOS, macOS, tvOS, watchOS, visionOS. NSRange tokens · NSAttributedString. 36 µs/line incremental re-highlighting for block editors. By Phrase (phrase.so).

Capture anything. Turn it into notes you can trust. Phrase turns recordings, PDFs & videos into source-backed AI notes — Apple-native. We open-source our Swift stack.