The Swiss Mathematical society has two initiatives to support mathematics in developing countries.
The Publishing House of the EMS grants, supported by the Swiss Mathematical Society, a number of free subscriptions of the Commentarii Mathematici Helvetici for libraries in developing countries. In addition, all back volumes which lie outside the commercial utilisation period are freely available on SwissDML.
The members of the Swiss Mathematical Society can contribute towards a fund directly on the credit slip used for the annual membership fee. The accumulated contributions are sent at the end of each year to the committees for developing countries of the EMS (in even years) and the IMU (in odd years):