Features

VSR (vlt’s Serverless Registry) offers a comprehensive feature set designed for modern package management needs.

✨ Why Choose VSR?

• ⚡ Blazing Fast: Edge-optimized with global CDN distribution
• 🔐 Secure by Default: Package integrity validation and granular access control
• 💰 Cost Effective: Generous free tier on Cloudflare (100k requests/day)
• 🛠 npm Compatible: Drop-in replacement for existing workflows
• 📦 Zero Config: Works out of the box, configure when you need to
• 🌍 Global Scale: Deploy worldwide in under 5 minutes

🎯 Perfect For

• Teams who need private package management
• Organizations requiring granular access control
• Developers wanting fast, reliable package hosting
• Companies needing npm-compatible enterprise solutions

🌟 Core Registry Features

• ✅ npm-compatible API - Drop-in replacement for npm registry
• ✅ Semver range resolution - Smart version handling and resolution
• ✅ Scoped packages - Full @scope/package support
• ✅ Dist-tag management - Version tagging and lifecycle management
• ✅ Search & discovery - Find packages fast with powerful search

🔐 Security & Access Control

• 🔐 Granular access tokens - Fine-grained permissions per package/scope
• 🛡️ Package integrity validation - Tamper detection and verification
• 🔒 Manifest confusion protection - Security by design against attacks
• 🚫 Access control lists - Control who can read/write packages

⚡ Performance & Reliability

• 🌐 Edge-optimized responses - Global performance via Cloudflare’s network
• 📦 Minimal JSON responses - Faster installs with optimized metadata
• 🔄 Background data refresh - Always up-to-date package information
• 🌊 Upstream proxying - Seamless access to public npm packages
• 💾 Intelligent caching - Smart caching strategies for optimal performance

👨‍💻 Developer Experience

• 📖 Interactive API docs - Built-in Scalar documentation interface
• 🛠️ Rich CLI interface - Powerful command-line tools for management
• ⚙️ Flexible configuration - Adapt to your workflow and requirements
• 🔍 Comprehensive logging - Debug mode for troubleshooting
• 📊 Telemetry insights - Optional usage analytics

🚀 Deployment & Operations

• ⚡ One-command deployment - Deploy to Cloudflare Workers with vsr deploy
• 🌍 Multi-environment support - Separate dev, staging, and production environments
• 🔧 Environment-specific configuration - Customize settings per environment
• 👀 Dry-run preview - See what would be deployed before making changes
• 📊 Built-in monitoring - Sentry integration for error tracking and performance monitoring
• 🔄 Background processing - Queue-based cache refresh for optimal performance

🚀 Advanced Capabilities

• 🔀 URL-encoded semver ranges - Enhanced version querying
• 📈 Optimized install responses - Faster dependency resolution
• 🏗️ Serverless architecture - Zero-maintenance, auto-scaling infrastructure
• 🌍 Multi-region deployment - Global availability and redundancy

📊 Competitive Advantages

VSR stands out in the registry landscape:

• vs npm: Private hosting, customizable, edge-deployed globally
• vs Verdaccio: Serverless architecture, zero-maintenance, global scale
• vs GitHub Packages: More flexible permissions, better performance
• vs Enterprise solutions: Open source, significantly more cost-effective

See our detailed comparisons for a comprehensive feature-by-feature analysis.

🛣️ Roadmap Features

We’re actively developing exciting new capabilities:

• 🌐 Web UI - Modern web interface for package management
• 👥 User management - Web-based authentication and user administration
• 🏢 Enterprise features - Advanced audit logs, compliance tools
• 📊 Analytics dashboard - Comprehensive usage insights and metrics
• 🔌 Webhook support - Event-driven integrations
• 📱 Mobile support - Responsive design for mobile management

Getting Started

Ready to experience these features? Check out our Getting Started guide for local development, Deployment guide for production deployment, or Configuration to set up your package manager.