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: WiGLE (Wireless Geographic Logging Engine) is an open-source web application and API that collects information about wireless networks and maps their geographic locations. It relies on a community of users to scan for Wi-Fi networks and submit data to the database.
Type: software
Pricing: Open Source