Below are some of the links we recommend.

Online Mental Health Community
The aim of the Online Mental Health Community is to establish a community that connects people working on, or interested in mental health issues worldwide, in order to improve mental health care in Low and Middle-Income Countries. www.mhcommunity.net

Mental Health and HIV/AIDS (MAIDS) project website
GIP-Hilversum and GIP-Sofia are partners in a project which aims to improve the quality of life of people with double/triple diagnosis (HIV/addiction/mental illness) in 9 new EU member countries.
www.mentalhealthHIV.eu

Global Movement for Mental Health: www.globalmentalhealth.org

Mental Health, Poverty & Development (WHO website): http://www.who.int/mental_health/policy/development/en/index.html    

Health(e)Foundation: http://www.healthefoundation.eu

World Psychiatric Organization: http://www.wpanet.org/  

American Psychological Association: http://www.apa.org/international/   

Mental Health page of DG Sanco (EC): http://ec.europa.eu/health/ph_determinants/life_style/mental/mental_health_en.htm

Mental Health page of WHO for Europe: http://www.euro.who.int/healthtopics/HT2ndLvlPage?HTCode=mental_health   
HORATIO- European Association of Psychiatric Nurses: http://www.horatio-web.eu/  

European Network of (ex-)Users and Survivors of Psychiatry (ENUSP): http://www.enusp.org/

Mental Health in Complex Emergencies (International Medical Corps):
http://imcworldwide.org/microsites/mental_health/skills_for_aid_workers.html

Substance Abuse and Mental Health  Services Administration: http://www.samhsa.gov/ 

The SUPPORT Project (a project co-funded under the EU Public Health Programme) is working to raise the profile of EU funded actions on mental health by mapping EU support for such projects): www.supportproject.eu

Psy Journal (a Dutch journal covering mental health care in the Netherlands and beyond): http://www.psy.nl (For current articles please see the columns page)

Mental Health & HIV/AIDS Expert Center, Kazakhstan: www.mh-center.org 
Center on Mental Health and HIV/AIDS in Tajikistan:
www.mhaids-center.tj

Big Gaps in Mental Healthcare System (by K. Kirunda)  

Mental Health in the Developing World: Time for Innovative Thinking (by V. Patel)

We are in the process of updating this list. Please check this webpage again in a few months.