GTFS
GTFS (General Transit Feed Specification) is an open data format for public transportation schedules and associated geographic information, enabling transit agencies to publish their data in a standardized way. It consists of a series of text files (typically CSV) that define stops, routes, trips, and schedules, allowing software applications to consume and display transit information consistently. This format is widely used for trip planning, real-time tracking, and transit analysis in applications like Google Maps and other mobility platforms.
Developers should learn GTFS when building applications that involve public transit data, such as trip planners, real-time arrival apps, or urban mobility analytics tools. It is essential for integrating with transit agency data feeds, enabling features like route visualization, schedule lookups, and multi-modal journey planning. Knowledge of GTFS is particularly valuable in smart city projects, transportation startups, or any context requiring interoperability with public transit systems.