SQLite database design Luna Modeler - a tool for SQLite database design. See how to visually create database design for SQLite and generate SQL script. Import & Visualization of existing SQLite databases Import SQLite files and reverse engineer existing database structures. Visualize databases and create ER diagrams for your SQLite structures. Advanced Copy and Paste in Luna Modeler See how to copy and paste one or more tables or individual columns in your ERD. Find out how to work with dependencies in Luna Modeler.