The document discusses developing open charities through better use of data and networked technologies. It notes that data can help charities articulate challenges, describe aims and outcomes, evidence effective practices, and make arguments. A review identified trends in open data and charities, and technology needs. "Data days" paired charity experts with tech experts to explore using open data and form new collaborations. The event aimed to share lessons, find shared challenges and opportunities, and shape the roadmap for developing open charities.