Membership in the Alliance is open to governments, international organizations, knowledge institutions, development funds and banks, ​as well as​ philanthropic institutions. Member countries can adopt the Alliance’s proposed policy instruments and programs and receive technical and financial support from other members. 

The Alliance calls to action in three Pillars — National, Financial, and Knowledge. Commitments under the National Pillar is open only for national governments and relate to the implementation of policy instruments under the Policy Basket and/or to supporting other countries in implementing similar policy instruments.  

The Financial Pillar is composed of a wide variety of supporting entities which have made a general commitment, under their own rules and mechanisms, to support member countries in their own national commitments under the Alliance.

The Alliance’s Knowledge Pillar includes reputable  institutions dedicated to promoting knowledge generation, technical assistance, and voluntary knowledge sharing on mutually agreed terms among Alliance members.