Describe entities and their relationships, or a tree, graph, or queue, and the AI draws a clean labeled diagram you can refine on the canvas.
No sign-up required • Free to try
Describe your data model and AI creates a professional database schema diagram with tables, columns, relationships, and constraints
Paste your DDL, a database dump or a Prisma schema. Every table, column type, primary key and foreign key is read from the file itself, not guessed
Describe the domain once and move between conceptual, logical, and physical views, the AI carries entities, attributes, and keys across each level
Common questions about data structure diagram tool
Two families. Entity structures: tables, keys, and relationships, close to an ER diagram. And node-and-edge structures: trees, graphs, linked lists, queues. Both render as labeled nodes with connections on an editable canvas.
Yes. Paste CREATE TABLE statements and it draws the entities with columns and foreign key relationships. For that job specifically, the ER diagram generator page has more targeted examples.
For static diagrams in slides, docs, and assignments, yes. It does not animate operations, so if you need step-by-step insertion or traversal playback, a dedicated algorithm visualizer is the better tool.
Yes, high-resolution PNG or JPEG export, plus an embed link for wikis and READMEs that keeps showing the latest version after edits.
Try it free on the scratch canvas, no account needed. Pro starts with a 7-day free trial.