# Creator Catalyst: AI-Powered Content Repurposing Platform > Source: > Published: 2026-10-20 14:12:56+00:00 AI-powered tool that turns one long-form video into captions, shorts, blog posts, social content, titles and thumbnails, with fact-grounding to prevent hallucinations. Built with Streamlit, Gemini & FFmpeg. 🏆 Jury’s pick, AI Demos Hackathon. Hacktoberfest welcome! 🎃 About this project Creator Catalyst solves the biggest time sink in the creator economy: repurposing content. Upload one long-form video and it generates a ready-to-publish toolkit in minutes: SRT captions with accurate timestamps Viral shorts ideas, auto-clipped with FFmpeg Blog posts and social posts tuned to YouTube, LinkedIn, X, Instagram and TikTok Click-worthy titles and AI-generated thumbnails SEO keywords and engagement score predictions What sets it apart is fact-grounding. Every AI-generated claim is checked against the video transcript and cited with a [Source: MM:SS] timestamp, so creators publish content they can trust. It also includes a local SQLite history browser, a credits system, AI usage monitoring with rate limiting, a CLI, and one-click ZIP export. It supports Gemini, OpenAI, and local Ollama models. Looking for contributors to help with: tests, new platform support, better grounding accuracy, docs, CI/CD, and UI polish. Check the issues labeled hacktoberfest and good first issue. 🔗 GitHub:[https://github.com/DhanushGowdaDev/Creator-Catalyst](https://github.com/DhanushGowdaDev/Creator-Catalyst) ⭐ If you find it useful, please star the repo!