The ultimate free tool for preparing files for AI assistants like ChatGPT, Claude, Gemini, and other Large Language Models (LLMs).
🌐 Try it now at fileconcat.com - No sign-up required!
- Developers sharing codebases with AI assistants
- Content creators combining documentation files
- Students preparing project submissions
- Researchers organizing data files for analysis
- Anyone who needs to combine multiple files for AI processing
- 🔒 100% Secure & Offline - All processing happens in your browser, no data sent to servers
- 📂 Drag & Drop Interface - Simply drag files or folders to get started
- 🔍 Smart File Processing - Automatically detects and handles different file types
- 📊 Token Usage Estimation - Real-time counting for different LLM context limits
- ⚡️ GitHub Repository Support - Import entire repositories directly from GitHub
- 🎨 Dark Mode Support - Easy on the eyes for long coding sessions
- 📱 Mobile Friendly - Works perfectly on all devices
- 🚀 Lightning Fast - No uploads or downloads, instant processing
- 🎯 Multi-Format Output - Single file or chunked output for large projects
- 📋 Copy to Clipboard - One-click copying for immediate use
- Code Files:
.js,.ts,.py,.java,.cpp,.c,.rb,.go,.rs,.php,.css,.html,.jsx,.tsx,.vue,.svelte - Documentation:
.md,.txt,.rst,.adoc,.org - Configuration:
.json,.yaml,.yml,.toml,.ini,.env,.xml - Data Files:
.csv,.tsv,.sql - And many more!
# Clone the repository
git clone https://github.com/CeamKrier/file-concat.git
cd file-concat
# Install dependencies
npm install
# or
pnpm install# Start development server
npm run dev
# or
pnpm dev# Create production build
npm run build
# or
pnpm build- Frontend: React 18 with TypeScript
- Build Tool: Vite for lightning-fast development
- Styling: Tailwind CSS for modern, responsive design
- UI Components: shadcn/ui for beautiful, accessible components
- Token Estimation: tiktoken for accurate LLM token counting
- File Processing: Advanced file type detection and processing
- No data collection - Your files never leave your device
- No registration required - Start using immediately
- No server uploads - 100% client-side processing
- Token counting for GPT-4, Claude, Gemini, and more
- Context-aware chunking for large projects
- Smart file filtering to exclude unnecessary files
- Optimized formatting for better AI comprehension
- GitHub integration - Import repositories with one click
- Batch processing - Handle hundreds of files at once
- Multiple output formats - Single file or chunked output
- Real-time preview - See exactly what your AI will receive
Perfect for sharing entire codebases with AI assistants for:
- Code review and suggestions
- Bug hunting and debugging
- Architecture analysis
- Documentation generation
Combine multiple documents for:
- Content editing and proofreading
- Style consistency checks
- Information synthesis
- Research compilation
Ideal for students to:
- Submit multi-file assignments
- Get AI tutoring on complex projects
- Organize research materials
- Prepare presentation content
We welcome contributions! Here's how you can help:
- 🐛 Report Bugs - Found an issue? Let us know!
- 💡 Suggest Features - Have an idea? We'd love to hear it!
- 🔧 Submit PRs - Fix bugs or add features
- 📝 Improve Docs - Help make our documentation better
- ⭐ Star the Repo - Show your support!
# Fork and clone the repo
git clone https://github.com/CeamKrier/file-concat.git
# Install dependencies
pnpm install
# Start development server
pnpm dev
# Run tests
pnpm test
# Build for production
pnpm buildThis project is licensed under the MIT License - see the LICENSE file for details.
- Built with love for the AI and developer community
- Inspired by the need for better AI-human collaboration tools
- Thanks to all contributors and users who make this project possible
🌐 Visit FileConcat.com | 🐛 Report Issues
Made with ❤️ by developers, for developers
FileConcat processes all files locally in your browser. No data is ever sent to any server.
