PostgreSQL ER Diagram Tool -

Generate interactive ER diagrams from any PostgreSQL database. Hover to trace foreign key relationships, export as SVG or PNG. Free.

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PostgreSQL ER Diagram Tool - screenshot, image 1

Overview

Paste a PostgreSQL connection string and generate an interactive ER diagram in under 10 seconds. No signup, no setup. Free for 5 diagrams/month.

AI summary

PostgreSQL ER Diagram Tool is a web application designed to generate interactive entity-relationship diagrams from PostgreSQL databases. Users can paste a connection string or SQL statements to visualize their database schema quickly, with features for exporting diagrams and tracing foreign key relationships.

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Observed facts come from public pages. Founder-edited facts are supplied by the verified owner. AI-inferred facts are model interpretations; derived facts are calculated from other data. A source link lets you check the current page. It does not guarantee the fact is still current.

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TaglineGenerate interactive ER diagrams from any PostgreSQL database. Hover to trace foreign key relationships, export as SVG or PNG. Free.: Source not recordedDate not recordedSource link unavailable
DescriptionPaste a PostgreSQL connection string and generate an interactive ER diagram in under 10 seconds. No signup, no setup. Free for 5 diagrams/month.: Source not recordedDate not recordedSource link unavailable
Starting price$8: Source not recordedDate not recordedSource link unavailable
Free planNot stated: Source not recordedDate not recordedSource link unavailable
Free trialNot stated: Source not recordedDate not recordedSource link unavailable
IntegrationsGitHub: Source not recordedDate not recordedSource link unavailable
Open sourceYes: Source not recordedDate not recordedSource link unavailable
SummaryPostgreSQL ER Diagram Tool is a web application designed to generate interactive entity-relationship diagrams from PostgreSQL databases. Users can paste a connection string or S...: AI-inferredRecorded 10 Sept 2026Source link unavailable

Key Features

Generate interactive ER diagrams from PostgreSQL connection strings or SQL statements.
Export diagrams as SVG or PNG for easy sharing.
No signup or complex setup required, allowing for immediate use.
Interactive features such as pan, zoom, and hover to trace foreign key relationships.

Who Is It For

Target audience

Database professionals and developers in small to medium-sized companies seeking efficient database visualization tools.

Best for

Database administrators and developers looking for a quick and easy way to visualize PostgreSQL database schemas without complex setup.

–Not for

Users requiring extensive customization options or those needing support for databases other than PostgreSQL.

Strengths & Weaknesses

Biggest strength

The ability to generate interactive ER diagrams in under 10 seconds from live databases or SQL statements, with no signup required.

Biggest weakness

Limited to PostgreSQL and lacks extensive integration options beyond GitHub (AI-inferred; may be outdated. Founders can correct this)

Classification

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Community

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How we sourced this: Observed fields () were crawled from https://dbdiagramr.space when recorded. Source links and dates are available above. AI-inferred fields () were generated by gpt-4o-mini and are always labelled, never presented as measured fact. Last updated: 21 September 2026. Site availability checked: 19 September 2026.