The Great Barrier Reef stretching along Australia's eastern coast is the world's largest coral reef system. This natural heritage possesses immense ecological and cultural value. Its diverse marine life, coral formations, and historical significance as a traditional fishing ground for the Indigenous Australian population further strengthen its status as a World Heritage Site. Digital technology plays a crucial role in understanding, protecting, and sharing this irreplaceable heritage. Sensor networks and underwater cameras collect data on water quality, temperature, and coral health, providing crucial insights for conservation efforts. This contributes to SDG 14, aiming for sustainable life below water. Apps and online platforms empower volunteers to contribute valuable data by recording coral sightings and reporting threats. This fosters public engagement and contributes to SDG 17, promoting partnerships for sustainable development. High-resolution scans create detailed maps of the reef, aiding in restoration efforts and educating the public about the reef's intricate structure. This aligns with SDG 4, promoting quality education and scientific understanding.