Modeler - Data modeling and database design
SQLcl - The power of SQL Developer in a CLI
Oracle Live SQL - Learn and share SQL, for free.
ORDS - REST Enable the Oracle Database
The SQL Worksheet allows you to run queries and scripts, and offers a code insight feature to help you auto-complete your code.
Data can be easily exported to various formats include Excel, CSV, insert statements, json, and more.
A graphical user interface for database objects allows you to click, browse, and manage your schema.
A complete PL/SQL IDE is included to allow for compiling, profiling, debugging, source controlling, and documenting of your database code.
The DBA panel provides database administrators access to Data Pump, RMAN, Security, Storage, and Performance management features.
Real Time SQL Monitoring reports, available with the Database Tuning Pack, provide rich performance tuning reports for your SQL statements.
Use the included data dictionary reports, or create your own user-defined reports.
Manage your Oracle REST Data Services for your REST enabled schemas.
SQL Developer is also available as a command-line interface, SQLcl.