Description: PostgreSQL is an open source, object-relational database management system known for its reliability, performance, and SQL compliance. It runs on all major operating systems and has a rich set of features including complex queries, foreign keys, triggers, views, and ACID compliance.
Type: software
Pricing: Free
Description: Sketchware is a visual programming tool that allows you to create Android apps without coding knowledge. It has a drag-and-drop interface to build app layouts, add logic, access device features, and publish apps to the Google Play Store.
Type: software
Pricing: Open Source