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: Ruby on Rails is an open-source web application framework written in the Ruby programming language. It follows an MVC architecture and aims to optimize programmer happiness and productivity. Rails emphasizes conventions over configuration and favors rapid prototyping.
Type: software
Pricing: Open Source