The article discusses the growing significance of hydrogen-based technologies, particularly green hydrogen, in the renewable energy landscape. Green hydrogen, produced through the electrolysis of water using renewable energy sources, is seen as a cost-effective and clean alternative for various industries. The International Energy Agency projects green hydrogen to become one of the most cost-effective forms of renewable energy. The industrial sector, particularly steel and chemical industries, is identified as a key area for hydrogen adoption due to the challenges in decarbonization. The article emphasizes the importance of advancements in generator technology and electrolyser innovations to meet the increasing demand for clean hydrogen. On the generator front, modern technologies are integrating efficiently with hydrogen systems, focusing on enhanced materials and performance optimization. The support from government policies, investments in infrastructure, and public-private collaborations are helping drive the deployment of hydrogen technologies. Electrolyser innovations, such as PEM and SOECs, are highlighted for their efficiency improvements and cost reductions in hydrogen production. Modularisation of electrolysers is also discussed, offering scalability and flexibility in production capacities. Overall, the article showcases the transformative potential of green hydrogen technologies in reshaping the energy landscape towards a more sustainable future.