Xmind - Xmind is a brainstorming and mind mapping application.
DbSchema - DbSchema - Visual Database Design & Management Tool
MindMeister - Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.
SAP PowerDesigner - SAP PowerDesigner: Enterprise Architecture tools for digital transformation success
Mindomo - Easy-to-create and share mind maps, concept maps, task maps and outlines. Mind mapping software for Web, Desktop, iOS and Android. Mind map with us for free!
pgModeler - Open source data modeling tool designed for PostgreSQL. No more DDL commands written by hand. Let pgModeler do the job for you!