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Transform Your Library with Narration OS

Narration OS is the ultimate AI audiobook generator designed for power users who want complete control over their listening experience. By running entirely on your machine, this software converts books and documents into high-quality audio without the need for subscriptions, data uploads, or cloud dependencies. Whether you are craving a specific narrator or simply want to convert your reading list into a professional-grade AI-voiced audiobook, Narration OS provides a fully offline, private, and secure pipeline powered by your own hardware.

Import and Process Any Text

• Effortlessly import documents including EPUB, PDF, DOCX, RTF, TXT, Markdown, and HTML, with smart chapter splitting.
• Use the integrated OCR technology to convert scanned PDFs into readable, narratable text instantly.
• Simply paste any text content into the interface to begin the generation process in seconds.

Custom AI Voice Cloning

• Create a personalized listening experience by cloning your own voice or a voice of your choice using just 10 to 15 seconds of audio.
• Rest easy with consent-gated voice technology; every clone requires your verified authorization via a local cryptographic signature.
• Preview and audition voices before committing them to your projects to ensure a perfect match for your book.

Professional Performance Tools

• Use the robust Narration Editor to manage complex pronunciations and fine-tune individual lines for a natural performance.
• Experience advanced non-verbal detection that interprets laughter and sound effects as actual audio rather than spoken words.
• Make edits in real-time and preview results before committing to the final render.

Immersive Listening Experience

• Follow along with the integrated karaoke reader, which highlights text in real-time as the audio plays.
• Engage with your content using a cinematic teleprompter mode designed for deep focus and immersion.
• Take full control of your playback with bookmarks, variable speed settings, a sleep timer, and complete keyboard navigation.

Master and Export Your Audiobooks

• Achieve studio-quality results using built-in audio mastering tools, including clarity equalization, de-essing, and loudness normalization.
• Export your final files as MP3, WAV, or chaptered M4B files that are yours to keep, own, and archive forever.

Hardware-Accelerated AI Performance

• Harness the power of your local GPU for fast rendering—optimized for NVIDIA CUDA, with additional support for AMD ROCm architectures.
• Enjoy total peace of mind with a strictly offline, local-only architecture that ensures your personal data remains private.
• Experience high-performance AI generation without the recurring costs of monthly subscription services or restrictive cloud limitations.

Active Development from a Solo Creator

Narration OS was born from a passion project to bridge the gap in audiobook availability. Built by a solo developer for enthusiasts who prioritize privacy, control, and accessibility, this tool is under active development. Join a growing community of users bringing their digital libraries to life through the power of local artificial intelligence.