Model Xtractor
Model Xtractor is a Windows desktop tool for inspecting relational database models, including traditional or enhanced ER models, generated models, and diagra…
What Model Xtractor is
Model Xtractor is a Windows desktop tool for inspecting relational database models, including traditional or enhanced ER models, generated models, and diagrams created from scratch. Its one-time reverse engineering operation extracts information about tables, views, columns, and relationships. The maker lists support for databases including SQLite, Firebird, Microsoft SQL Server CE, Access, MySQL, MariaDB, PostgreSQL, Oracle, IBM Db2, Snowflake, Redshift, Azure, and Amazon Aurora, as well as other listed systems. Users can choose rich views such as Detailed, Structural, and Relationships, or simpler Simple, Topological, and Graph views. They can add virtual joins, chains, aliases, and many-to-many connectors without changing the connected database. Diagrams can be saved as images or PDFs. The maker says its Xtractor applications cannot modify remote database data or metadata; model extensions are stored locally. Saved passwords are encrypted in the local database and masked in the connection string property. By default, user data is stored in Xtractor.db under the user's AppData\Local\Xtractor folder. Model Xtractor has a free plan.
Good
- Free plan
- Supports a broad set of listed databases
- Diagrams export as images or PDFs
- Virtual joins do not change the connected database
Watch out
- Windows downloads only
- Forward engineering is not supported
Who it suits
It suits Windows users who need to inspect existing relational models without requiring expert-level modeling knowledge. It is focused on understanding databases through reverse engineering rather than forward engineering.
Verdict
Model Xtractor offers a range of model views and database support for examining existing structures. Its Windows-only availability and lack of forward engineering are important constraints to consider.
Plans and prices
From Model Xtractor's own pricing page, checked 11 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Model Xtractor | Free | Version 3.0 · database modeling inspection tool |
The facts
Each one read from Model Xtractor's own pages, with the date it was checked.
What it does
- Audience
- The maker presents Model Xtractor as a tool to help users understand relational data models without needing to be an expert.checked 11 Oct 2026
- Credential handling
- The maker says saved database passwords are encrypted in its local database and masked in the connection string property.checked 11 Oct 2026
- Database support
- The maker lists support for SQLite, Firebird, Microsoft SQL Server CE, Access, MySQL, MariaDB, PostgreSQL, SQL Server, Oracle, IBM Db2, SAP ASE, SAP SQL Anywhere, Snowflake, Redshift, Azure, and Amazon Aurora.checked 11 Oct 2026
- Diagram export
- Diagrams can be saved as an image or PDF.checked 11 Oct 2026
- Local data
- By default, user data is stored in the SQLite file Xtractor.db under the user's AppData\Local\Xtractor folder.checked 11 Oct 2026
- Model customization
- Users can create virtual custom joins, chains, aliases, and many-to-many connectors without changing the connected database.checked 11 Oct 2026
- Model views
- It can customize rich generated models such as Detailed, Structural, and Relationships, as well as simplified Simple, Topological, and Graph models.checked 11 Oct 2026
- Purpose
- Model Xtractor is a relational database modeling inspection tool for traditional or enhanced ER models, generated models, and diagrams created from scratch.checked 11 Oct 2026
- Reverse engineering
- It extracts information about database tables, views, columns, and relationships in a one-time reverse engineering operation.checked 11 Oct 2026
- Security
- The maker says Xtractor applications cannot modify remote database data or metadata, while model extensions are saved in the local user database.checked 11 Oct 2026
- Support
- The maker describes products other than Data Xtractor as free, provided as-is, and without support.checked 11 Oct 2026
Where it runs
- Installation platform
- The maker states that all downloads are for Windows.checked 11 Oct 2026
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