er-diagram

tabularis

+70

Open-source desktop SQL workspace with 3 built-in database drivers and 26 shipped driver plugins, including SQL Server, DuckDB, ClickHouse and Redis. Built-in MCP server for Claude, Cursor and Devin, SQL notebooks and visual EXPLAIN.

drawdb

+80

Free, simple, and intuitive online database diagram editor and SQL generator.

erd-editor

+11

Design database schemas as ERDs in your browser, VS Code, JetBrains IDEs or Obsidian. Import SQL, DBML and GraphQL, export DDL and code, and let coding agents edit live over MCP.

liam-hq/liam

+7

Automatically generates beautiful and easy-to-read ER diagrams from your database.

clidey/whodb

+6

Where data access meets operational intelligence

k1LoW/tbls

+8

tbls is a CI-Friendly tool to document a database, written in Go.

qgraphflow

+2

Generate evidence-grounded interactive software diagrams with offline HTML, SVG and PNG export.

SchemaCrawler

+1

Free database schema discovery and comprehension tool

laravel-truss

+1

A live database structure viewer for Laravel that renders your schema as a scrollable, zoomable ER diagram. Structure only, never data.