- Saakshar Bharat Mission (India)
- Sahajani Shiksha Kendra: Literacy and Education for Women’s Empowerment (India)
- Sistema Interactivo Transformemos Educando (Colombia)
- Sistema Interactivo Transformemos Educando in the Department of Guainía (Colombia)
- Somali Distance Education and Literacy (Somali Democratic Republic)
- StadtLesen (Austria)
- STudent Achievement in Reading (STAR) (United States of America)
- Students and Parents In Cooperative Education (SPICE) Family Literacy Programme (United States of America)
- Support for the Quality and Equity of Education (Mali)
- Supporting Maternal and Child Health Improvement and Building Literate Environment (SMILE) (Cambodia)
- Supporting Maternal and Child Health Improvement and Building Literate Environment (SMILE) Mindanao Project (Philippines)