Top 5 Free Database Diagram Design Tools (Updated)
JSON Schema Editor and Generator | Altova
Top 7 tools to create an Entity Relationship Diagram (ERD), 2020
Semrush on Twitter: "Ready to get started adding schema to your site? Try these free schema generator tools online: 🔥 Hall Analysis schema markup generator 🔥 Google Structured Data Markup Helper 🔥
SQLite Admin Tool - SQLite Database Browser by SQL Maestro Group