Data dictionary tools

List of tools that enable design and building of data dictionaries.

Data Dictionary is a set of important information about data used within an organization (metadata). This information includes names, definitions, and attributes about data, owners, and creators of assets. Data Dictionary tools provide insights into meaning and purposes of data elements. They add useful aliases about the scope and characteristics of data elements, as well as the rules for their usage and application.

Dataedo

Dataedo enables you to catalog, document and understand your data with Data Dictionary, Business Glossary and ERDs. It enables to document your relational databases and share documentation in interactive HTML.

Desktop/Cloud: Desktop
ER Diagram: Yes
Export: HTML,MS Excel,PDF
Metadata stored in: Documentation repository/file
Commercial: Commercial
Free edition: No
Notable features: ER diagrams, metadata repository, schema change tracking, organizing with modules, documenting missing FKs, custom fields, description suggestions, documentation progress tracking, rich text with images
Runs on: (for desktop): Mac OS,Windows
Database Web Table Diagram
Dataedo Web Table Columns
Database Web Business Glossary

ERBuilder Data Modeler

ERBuilder Data Modeler allows developers to graphically design databases by using entity relationship diagrams, and automatically generates the most popular SQL databases.

Desktop/Cloud: Desktop
ER Diagram: Yes
Export: HTML
Metadata stored in: Database metadata
Commercial: Commercial
Free edition: Yes
Notable features: Entity relation diagram, Reverse engineering database, Data Definition Language (DDL) script
Runs on: (for desktop): Windows

SQL Manager

SQL Manager simplifies and automates your database development process and design, explore and maintain existing databases, build compound SQL query statements, manage database user rights, and manipulate data in different ways. The functionality of Create Report Wizard allows you to create simple database objects reports in a few clicks.

Desktop/Cloud: Desktop
ER Diagram: Yes
Export: HTML,PDF
Metadata stored in: Database metadata
Commercial: Commercial
Free edition: Yes
Notable features: Simple management of all MySQL objects, Advanced data manipulation tools, Report designer with clear in use report construction wizard
Runs on: (for desktop): Windows

DbSchema

DbSchema facilitates to design, document and manage SQL and NoSQL databases. It is an intuitive designer for complex databases. It allows editing tables or columns directly in the layout, by double-clicking them.

Desktop/Cloud: Desktop
ER Diagram: Yes
Export: HTML,PDF
Metadata stored in: Database metadata
Commercial: Commercial
Free edition: No
Notable features: Entity relationship diagram, Reverse engineer schema from database, Relational data browse, SQL editor
Runs on: (for desktop): Linux,Mac OS,Windows

Tree Schema

The Tree Schema data dictionary provides a single place to define all of the key terms and lingo that drive your business. The Tree Schema dictionary is automatically synced with the tags within Tree Schema, making it easy to define the labels that are important to your business and leverage them to tag your data assets.

Desktop/Cloud: Cloud
ER Diagram: No
Export: -
Metadata stored in: -
Commercial: Commercial
Free edition: Yes
Notable features: Automatically syncs tags with business glossay
Runs on: (for desktop): -
Data dictionary overview
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Atlan

Atlan's data dictionary allows you to document databases, data warehouses, data lakes and BI tools in one easy interface. It uses automation to generate pre-configured critical data quality metrics and automation to help propogate column descriptions through your data ecosystem. Using Atlan's interface, you can easily update table descriptions, column descriptions, assigns owners and stewards and attach a powerful readme to every object. Atlan also allows you to capture relationships such as primary key, foreign key relationships, lineage and more.

Desktop/Cloud: Cloud
ER Diagram: No
Export: -
Metadata stored in: Graph Database
Commercial: Commercial
Free edition: No
Notable features: Automated data dictionary, column level search, visual frequency, versioned data dictionary
Runs on: (for desktop): -

Key functionality of Data Dictionary tools is to give users the ability to document data. Moreover, very important is the possibility to create a collection of multiple repositories, based on different system engines. For a better understanding of the data, some tools allow visualization of the data structure using ERD (Entity-Relationship Diagrams).

From the organization's point of view, a community module within a data dictionary tool proves to be useful. It facilitates the proper information flow, as well as provides sharing opinions on specific objects among the members of an organization.

Nowadays, data discovery and understanding becomes crucial for proper organization performance. There are many benefits to using Data Dictionaries, such as:
• helps avoid data inconsistencies problems,
• it allows introducing unified nomenclature used in the project,
• Make data searchable, and understandable,
• Create a single source of truth about the data from different repositories,

The prepared list includes simple, open-source data dictionaries as well as more advanced software.