# SlideFlow > Free browser-based AI tool that converts locked AI-generated presentations (from NotebookLM, Gamma, etc.) into fully editable PowerPoint files. All processing happens in the user's browser — no file uploads, complete privacy. ## Features - [How it works](/): Upload PDF/PPTX → AI text recognition → Edit freely → Export as editable PPTX or PDF - [Full documentation](/llms-full.txt): Complete product information ## Key Facts - 100% free, no usage limits, no signup required - Browser-side AI inference using PP-OCRv5 and LaMa inpainting - Supports Chinese, English, Japanese text recognition - Built by LIYON Global Enterprise (https://liyoncso-theone.github.io/Liyon-Global/) - Founded by Theone Lin (https://www.linkedin.com/in/theone-lin/) ## Primary Use Case: NotebookLM Presentations Google NotebookLM generates beautiful presentations, but the output PDF has text embedded as images — users cannot edit, change fonts, or modify any content. SlideFlow solves this by using AI to recognize all text in the PDF and recreate it as editable PowerPoint text boxes. ## All Use Cases - Edit text in NotebookLM-generated presentations (most common) - Edit text in Gamma-generated presentations - Convert any AI-generated PDF slides to editable PowerPoint - Replace or remove text in image-based presentations - Fix typos in locked presentation files - Re-brand AI presentations with custom fonts and colors ## Contact - Website: https://slideflow-ch3.pages.dev/ - Company: https://liyoncso-theone.github.io/Liyon-Global/ - Enterprise inquiries: Custom AI document processing, white-label integration, API development, on-premise deployment