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AI-assisted schema generation, built in

Design databases visually

A professional canvas for modelling, documenting and shipping your data layer. Import an existing project, refine it visually, and export migrations for the stack you already use.

  • Fast

    Instant canvas, no install

  • Open Source Friendly

    Own your schema files

  • Multi-Framework

    10 ORMs & frameworks

  • Import & Export

    20 in · 25 out

ecommerce · 5 tables · 4 relationships
1:N1:N1:N1:NusersidBIGINTemailVARCHAR(190)nameVARCHAR(120)created_atTIMESTAMPordersidBIGINTuser_idBIGINTstatusVARCHAR(24)totalDECIMAL(10,2)placed_atTIMESTAMPproductsidBIGINTcategory_idBIGINTnameVARCHAR(160)priceDECIMAL(10,2)skuVARCHAR(64)categoriesidBIGINTnameVARCHAR(80)slugVARCHAR(80)order_itemsidBIGINTorder_idBIGINTproduct_idBIGINTquantityINTunit_priceDECIMAL(10,2)

Built for developers who work with real schemas

Import formats
20Import formatsSQL dialects, ORMs, spreadsheets
Export formats
25Export formatsMigrations, schemas, diagrams
SQL data types
50SQL data typesWith per-engine validation
Database engines
6Database enginesMySQL to MongoDB
Product

A canvas that behaves like a real design tool

Infinite panning, snapping, keyboard shortcuts and context menus — the interactions you already expect, applied to database modelling.

  • Drag columns between tables and relationships follow automatically
  • Crow’s foot notation rendered live as you connect keys
  • Auto-layout untangles inherited schemas in one click
  • Every change is reflected in the generated SQL instantly
1:N1:N1:N1:NusersidBIGINTemailVARCHAR(190)nameVARCHAR(120)created_atTIMESTAMPordersidBIGINTuser_idBIGINTstatusVARCHAR(24)totalDECIMAL(10,2)placed_atTIMESTAMPproductsidBIGINTcategory_idBIGINTnameVARCHAR(160)priceDECIMAL(10,2)skuVARCHAR(64)categoriesidBIGINTnameVARCHAR(80)slugVARCHAR(80)order_itemsidBIGINTorder_idBIGINTproduct_idBIGINTquantityINTunit_priceDECIMAL(10,2)
Drawing relationship
Pan & Select
Space to pan
Features

Everything you need to model a database

From the first table to the final migration — without leaving the canvas.

  • Visual Database Designer

    An infinite drag-and-drop canvas. Create tables, reorder columns, and see your whole schema at a glance.

  • Smart Relationships

    Drag between columns to connect tables. One-to-one, one-to-many and many-to-many with crow’s foot notation.

  • Multiple Database Support

    MySQL, PostgreSQL, MariaDB, SQLite, SQL Server and MongoDB — each with engine-aware type validation.

  • AI Assistant

    Describe your domain in plain language and get a working schema back, then refine it on the canvas.

  • SQL Generator

    Production-ready DDL as you design — indexes, foreign keys and constraints included, not bolted on.

  • Framework Import & Export

    Round-trip through Prisma, Laravel, Django, Rails, TypeORM, Sequelize, Drizzle, CodeIgniter, DBML and Flyway.

  • Team Collaboration

    Invite editors and viewers per project. Roles and permissions are enforced on every change.

  • Version History

    Snapshot your schema before a risky change and restore any earlier version when you need to.

  • Auto Layout

    One click to untangle a messy diagram. Intelligent spacing and routing, horizontal or vertical.

  • Share & Embed Diagram

    Generate a read-only link or embed a live diagram in your docs, wiki or internal portal.

  • Dark & Light Mode

    A considered palette in both themes, following your system preference or a manual override.

  • Responsive Designer

    The full designer adapts to tablet and mobile, with overlay panels instead of cramped columns.

A marketplace: sellers, listings, orders and reviews.
Created 4 tables with 6 relationships. Added a composite index on (seller_id, status) for the listings query you’ll run most.
Describe your next table…
AI Assistant

Describe the domain, start from a real schema

Skip the blank canvas. Explain what you're building in plain language and get tables, columns, keys and relationships you can immediately edit — they land as ordinary objects, never a black box.

  • Generate a starting schema from a description
  • Everything it creates is editable on the canvas
  • Available on Pro and Team plans
Collaboration

Bring the whole team to the same diagram

Invite people per project with the access they actually need. Roles are enforced on every write, not just hidden in the UI.

  • Owner

    Full control, billing and members

  • Editor

    Can change the schema

  • Viewer

    Read-only access

Share links

Publish a read-only link for stakeholders who shouldn’t edit.

Embeddable

Drop a live diagram straight into your docs or wiki.

Version history

Snapshot before a risky change, restore if it goes wrong.

Per-project members

Access is scoped to the project, not the whole account.

Live demo

Explore a real schema before you sign up

Pan, zoom and inspect a sample e-commerce database — no account required.

ecommerce · read-only previewRead-only
1:N1:N1:N1:NusersidBIGINTemailVARCHAR(190)nameVARCHAR(120)created_atTIMESTAMPordersidBIGINTuser_idBIGINTstatusVARCHAR(24)totalDECIMAL(10,2)placed_atTIMESTAMPproductsidBIGINTcategory_idBIGINTnameVARCHAR(160)priceDECIMAL(10,2)skuVARCHAR(64)categoriesidBIGINTnameVARCHAR(80)slugVARCHAR(80)order_itemsidBIGINTorder_idBIGINTproduct_idBIGINTquantityINTunit_priceDECIMAL(10,2)
Testimonials

What teams get out of it

Illustrative examples of how Nazexa fits into a team’s workflow. These are sample scenarios, not real customer quotes.

  • Sample
    The round-trip between the canvas and our Prisma schema is what sold us. We design visually, export, and the migration is already correct.
    BLBackend LeadFintech · 40-table schema
  • Sample
    Onboarding new engineers used to mean a week of reading migrations. Now they open the diagram and understand the domain in an afternoon.
    EMEngineering ManagerSaaS platform · 12 engineers
  • Sample
    Auto-layout on a legacy database we inherited turned an unreadable mess into something we could actually reason about.
    SEStaff EngineerLogistics · Legacy migration
FAQ

Frequently asked questions

The things teams usually want to know before they start.

Ready to map out your data model?

Create your first schema in minutes. No credit card, no setup — the free plan is enough to design a real application.