Scout. Analyze. Create.
Go Viral.
Free open-source AI video generator that scouts trending videos across YouTube, TikTok & Reddit, analyzes competitors with AI, generates original videos with captions & voiceover, and auto-publishes to your channels. The all-in-one content creator tool.
$ python run.py
🔥 ViralMint starting up...
✅ Python 3.11.8
✅ Database ready
✅ Frontend built
✅ API server started at http://localhost:8000
✨ ViralMint running at http://localhost:8000 The All-in-One YouTube Growth Tool & TikTok Video Creator
A complete AI video generation pipeline — from trending video discovery to auto-published content. No API keys required to get started.
Trending Video Finder
Find viral video ideas across YouTube, TikTok, Douyin, Reddit, and Google Trends simultaneously. AI-powered virality scoring identifies breakout content before it peaks — like vidIQ and TubeBuddy combined.
AI Competitor Video Analysis
Download competitor videos, transcribe with Whisper AI, and extract viral insights: hooks, structure, tone, and suggested angles. Better than manual YouTube SEO research.
AI Video Maker & Generator
Generate original videos with AI script writing, text-to-speech voiceover, AI visuals (Kling, Hailuo, Luma), word-by-word animated captions, and background music mixing.
YouTube & TikTok Auto-Publisher
Auto-upload to YouTube and TikTok with AI-generated titles, descriptions, tags, and thumbnails optimized for each platform's algorithm and YouTube SEO.
YouTube Automation Tool
Set it and forget it. Autonomous pipeline scouts trending content, downloads, and analyzes while you sleep. Wake up to a curated morning digest of viral video opportunities.
Privacy-First, Local-First
Everything runs on your machine. SQLite database, local Whisper transcription, local video processing. Your data never leaves your computer.
Create Viral Videos with AI in 4 Steps
The entire AI video creation pipeline runs with a single command. Chat with the AI assistant or let it run autonomously overnight.
Scout Trending Videos
Tell ViralMint your niche. It searches YouTube, TikTok, Reddit, and Google Trends in parallel, scoring each video for virality potential.
AI outlier detection finds videos performing 5-20x above their channel's baseline.
Analyze Competitors
Download competitor videos, transcribe with local Whisper AI, and extract viral insights: hooks, structure, tone, and winning angles.
All processing runs locally on your machine. Your data never leaves.
Generate AI Video
AI writes an original script inspired by top performers. Choose from free stock footage, budget AI, or premium AI video generation.
Word-by-word animated captions and background music are added automatically.
Auto-Publish to YouTube & TikTok
Upload to YouTube and TikTok with AI-optimized titles, descriptions, and tags. Schedule or publish immediately.
Set up overnight automation and wake up to a curated morning digest.
Free to start, powerful to scale
No subscription required. Generate AI videos for free with stock footage, or bring your own API keys for premium AI video creation.
Free Tier
Everything works out of the box
- Scout YouTube, TikTok, Reddit, Google Trends
- Download unlimited competitor videos
- Local Whisper transcription (no API key)
- AI analysis with your own key (BYOK)
- Free TTS (Edge TTS — 400+ voices)
- Pexels stock footage video generation
- Word-by-word animated captions
- Background music mixing
- Overnight automation (cron)
With Your Keys
Bring your own API keys for premium features
- Everything in Free, plus:
- AI chat (Claude, GPT-4o, Gemini, OpenRouter)
- Premium TTS (ElevenLabs, Fish Audio, OpenAI)
- AI video gen: Kling, Hailuo, Luma, Seedance
- Budget tier ~$2/video
- Standard tier ~$5/video
- Premium tier ~$8/video
- HeyGen avatar videos
- Auto-upload to YouTube & TikTok
Download ViralMint — Free AI Video Generator
Download the free desktop app or run from source. Works on macOS, Windows, and Linux. No account required.