This document highlights the potential of intradermal vaccine delivery to improve vaccine equity through dose sparing, simplified administration, and expanded access. Learn about emerging ID injection technologies such as: autodisable ID needle and syringe, disposable-syringe jet injectors, and syringe-based hollow microneedle devices. Includes an overview of PATH’s work to assess the value, feasibility, and adoption of these innovations in low- and middle-income countries.