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Card 247 of 9992026-08-30 issue

Observed arrival · 2026-08-30

ER Architect: diagrams that read the database

erarchitect.org Observed source
Editorial interest 82/100 Selection signal · not a rating of the site

An MIT-licensed, self-hosted ER diagram editor that reverse-engineers PostgreSQL and MySQL databases into editable models.

Landing page captured for the 2026-08-30 issue.

Field notes

The project is organized around keeping a relational model tied to database reality rather than maintaining a manually edited image. Its described workflow includes reverse-engineering tables, columns, keys, indexes, and constraints, then comparing the result with production before a release. The page also separates physical and conceptual views for different roles, and points readers to a deployment guide, user guide, and public GitLab source repository.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

OpenPublic substance visible
PrettyNotable craft visible
ProPolished or operationally mature
NicheUnusually specific use

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erarchitect.org

Landing page observed 2026-08-30. The live site may have changed.