Typesense

Typesense is a fast, typo-tolerant search engine designed for instant search experiences and developer productivity.

Key features:

• Lightning-fast performance - Optimized for speed with search results in milliseconds
• Typo tolerance - Automatically handles spelling mistakes and typos
• Easy to set up and use - Simple API and clear documentation for quick integration
• Highly configurable - Customize ranking, filtering, faceting and more
• Scalable and fault-tolerant - Built for high availability and horizontal scaling

Typesense offers powerful search capabilities like:

• Search-as-you-type
• Faceted search
• Geosearch
• Vector search
• Semantic search
• Federated search across multiple collections

It provides a great developer experience with:

• RESTful API and client libraries in multiple languages
• Detailed documentation and guides
• Active community support
• Hosted cloud offering for easy deployment

Whether you're building site search, e-commerce search, or any application that needs fast and relevant search, Typesense provides a modern, open source alternative to proprietary search engines.