FREE GUI Manager for Mac, Windows, Linux to work with:
* LOCAL files of Valentina DB and SQLite and
* mySQL, PostgreSQL, SQLite, Valentina DB Servers.

This tool easy beats by features even commercial applications, especially for SQLite and postgreSQL.

*** Schema Editor ***

* Manage multiple databases and multiple operations in tabs and dockable views
* Create/Drop/Alter/Browse Tables, Fields, Indexes, Triggers, Constraints, Links, Views, Stored Procedures, Properties, Sequences, Types, ...
* Property Inspector displays and allows editing of common properties of all objects or multiple different objects at the same time
* Use Tree and Column Views for drilling down and quick searching database to table to fields
* Diagram Editor with reverse engineering - create diagrams for your existing database(s). You can also add new objects to diagrams.

*** Data Editor ***

* Browse/sort/filter records
* Inline and special editors
* Sort columns by mouse click
* Preview images

*** SQL Editor ***

* Write SQL queries fast using auto-completion, color syntax
* Define and manage favorite queries
* Recent queries
* Function browser with description of each function
* Consoles to show errors, warnings, performance information
* Search result records
* Export result records into CSV, JSON, Excel, ... formats

*** Server Administrator ***

* Add/drop users, groups, manage privileges
* Watch live logs, run diagnostics
* Register/unregister databases
* Create/Alter Schedule events

*** Utilities ***

* Diagnose, compress, clone, defragment, reindex and dump data, ?