The visual database schema builder with AI-powered suggestions, real-time collaboration, and production-ready code generation for every major database.
Free forever · No credit card · 10+ database engines supported
From design to deployment — every tool you need to build production-ready database schemas.
Auto-generate migration files with zero-downtime deployment strategies and rollback safety nets.
PostgreSQL, MySQL, MongoDB, SQLite, and more — all from a single unified canvas.
Push and pull schemas from your terminal. Plug into GitHub Actions, GitLab CI, and more.
SOC 2 Type II compliant with end-to-end encryption, SSO, and role-based access control.
Track every change with built-in schema versioning, diff views, and instant rollback.
Work simultaneously with your team on the same schema with live cursors and presence.
Generate production-ready ORM schemas, raw SQL, and migration files for your preferred language and framework.
// Generated by Hadio
import { pgTable, varchar, integer,
timestamp, uuid } from "drizzle-orm/pg-core";
export const users = pgTable("users", {
id: uuid("id").primaryKey().defaultRandom(),
name: varchar("name", { length: 255 }).notNull(),
email: varchar("email", { length: 255 }).notNull().unique(),
role: varchar("role", { length: 50 }).default("user"),
age: integer("age"),
createdAt: timestamp("created_at").defaultNow(),
updatedAt: timestamp("updated_at").defaultNow(),
});See what teams around the world are saying about Hadio.
"Hadio cut our database design time by 80%. The AI suggestions are incredibly accurate."
"The best schema design tool I've ever used. The code generation alone is worth it."
"We migrated our entire team from manual SQL to Hadio in a day. Game changer."
Choose the AI model that best fits your workflow.
Best for complex schema optimization and natural language queries.
Excels at understanding existing schemas and suggesting improvements.
Fast and efficient for real-time inline suggestions while designing.
Run locally for maximum privacy. No data leaves your infrastructure.
First-class support for the databases your team already uses.
Full support with advanced types
Complete InnoDB & MyISAM support
Document schema validation
Lightweight embedded databases
Key-value schema patterns
Partition & sort key design
Hadio's core engine is open source. Contribute, audit, and self-host with confidence.
View on GitHub