Best Querio Alternatives

Vanna AI is an MIT-licensed text-to-SQL and SQL-agent framework with 23.6K+ GitHub stars. Its current Vanna 2.0 story adds user-aware agents, access control, audit logs, streaming UI components, and optional hosted admin features for teams that need natural-language database access without locking into one LLM or database. The original repo is now archived, so verify the current Vanna 2.0 path before adoption.

MindsDB Query Engine is a self-hosted, SQL-compatible federated query layer for AI agents. It connects live databases, warehouses, SaaS apps, documents, and vector stores without requiring a separate ETL pipeline; adds knowledge bases for semantic and hybrid retrieval; and exposes the result through SQL, MCP, HTTP, and MySQL/PostgreSQL-compatible interfaces. It is separate from MindsHub, the same team's hosted agent workspace.

AI2SQL converts plain English into optimized SQL queries with automatic schema detection, serving over 100,000 users worldwide. It features SQL explanation for learning, a formula generator for spreadsheets, and extensions for Slack and Chrome, providing a comprehensive ecosystem for non-technical users and developers who want to query databases faster using natural language input.