The best open source alternative to Trieve is Onyx. If that doesn't suit you, we've compiled a ranked list of other open source Trieve alternatives to help you find a suitable replacement. Other interesting open source alternatives to Trieve are: Orama and Swirl Search.
Trieve alternatives are mainly AI Search Tools but may also be Search Engines or Vector Databases. Browse these if you want a narrower list of alternatives or looking for a specific functionality of Trieve.
An open-source platform that connects to 40+ apps to provide intelligent search and AI assistance across all company information

Onyx is a powerful open-source enterprise search platform that transforms how teams find and access information. With seamless integration across 40+ popular business tools like Slack, GitHub, Notion, and Google Workspace, it creates a unified search experience powered by AI.
Key features include:
The platform is designed to be highly extensible with modular architecture, making it easy to customize and adapt to your specific needs while maintaining complete control over your data.
Looking for open source alternatives to other popular services? Check out other posts in the alternatives series and openalternative.co, a directory of open source software with filters for tags and alternatives for easy browsing and discovery.
Blend full-text and semantic search for unlimited queries across 300 global locations. Get precise answers and matches at a flat rate, no matter your search volume.

Orama is an innovative search and answer engine designed to enhance product discovery and customer support. Key features include:
Hybrid search: Combines full-text matches and semantic search to provide accurate results even when users don't use exact keywords.
AI-powered answers: Generates answers from the best sources found, going beyond simple keyword matching.
Unlimited usage: Offers unlimited search and answers for a flat rate, making it cost-effective for businesses of all sizes.
Easy integration: Supports populating indexes from various sources like databases, APIs, and files. Offers plugins for popular platforms like Vitepress and Docusaurus.
Open-source option: Provides a self-hostable open-source version for customization and control.
Fast and efficient: Delivers quick results, improving user experience and satisfaction.
Versatile applications: Suitable for e-commerce, documentation, and customer support scenarios.
Orama stands out by offering a comprehensive solution that combines traditional search capabilities with AI-powered answers, all while maintaining a simple pricing model and the flexibility of open-source options.
AI-powered search and RAG platform that connects to 100+ enterprise tools without data migration. Deploy securely on-premises with any LLM.

SWIRL transforms how enterprises access their knowledge by connecting AI directly to existing data sources without requiring expensive migrations or exposing sensitive information.
Key advantages:
Real enterprise impact:
Universal search capabilities include relevancy re-ranking, real-time data access, and AI agent enablement. SWIRL eliminates the data scavenger hunt by providing instant answers from your company's information while keeping your intellectual property secure and maintaining full control over your data governance.