Apache is a free and open-source cross-platform web server software.
DHTMLX specialises in building JavaScript UI libraries for project management, event planning, big data visualisation, and reporting.
Google Maps is a web mapping service. It offers satellite imagery, aerial photography, street maps, 360° interactive panoramic views of streets, real-time traffic conditions, and route planning for traveling by foot, car, bicycle and air, or public transportation.
Unix is a family of multitasking, multiuser computer operating systems.