In 2024, hydrogen emerged as a pivotal player in the global transition to clean energy, with governments and industries increasing investments in hydrogen technologies. Green hydrogen production witnessed exponential growth, driven by expanded renewable energy integration and large-scale electrolyzer deployment. The surge in green hydrogen production was complemented by the emergence of hydrogen microgrids, offering decentralized, reliable, and clean energy solutions that empower communities and industries towards energy independence. Heavy industries like steel, cement, and chemicals shifted to hydrogen as a primary energy source to cut carbon emissions significantly, with initiatives like hydrogen-powered steel plants and hydrogen integration in ammonia and methanol production. Advancements in fuel cell technologies made hydrogen-based power systems more viable for transportation and stationary applications. Companies introduced next-generation fuel cells with higher energy densities, extended lifespans, and reduced costs, making fuel cell electric vehicles and portable hydrogen generators more appealing across diverse applications. Additionally, the hydrogen refueling network expanded rapidly in 2024, surpassing 3,000 stations globally, with notable growth in regions like South Korea, California, and Europe. This growth in infrastructure accelerates the adoption of hydrogen-powered vehicles and boosts consumer confidence. Moreover, hydrogen made significant strides in aviation, with successful test flights and the unveiling of new aircraft designs utilizing hydrogen fuel cells and propulsion systems. Airbus' ZeroE prototype completed its first flight using hydrogen fuel cells, showcasing advancements in aviation decarbonization. The ground infrastructure for hydrogen refueling expanded at key airports, bringing the aviation industry closer to achieving net-zero emissions targets while driving innovation in fuel efficiency and aircraft design. Overall, 2024 marked a year of advancements in hydrogen technologies, shaping industries, policies, and future energy landscapes.