Novel Speech is a Firefox extension designed for avid readers of web novels. It provides features like voice narration, text highlighting, auto-scrolling, and automatic page turning, making the reading experience more engaging. The extension supports popular platforms such as Narou, Kakuyomu, Alphapolis, and more, allowing users to seamlessly navigate through their favorite stories. Additionally, it offers integration with voice engines like VOICEVOX and COEIROINK for enhanced auditory experiences.

Users can customize their reading journey by adding links to other sites based on the title, author, and book code. The extension also includes various settings for voice synthesis and hotkeys, although some features may be limited on mobile devices. Regular updates ensure compatibility with changes on supported sites, enhancing functionality and user experience. Overall, Novel Speech is a comprehensive tool for web novel enthusiasts looking to enrich their reading sessions.