- The Body - An AIDS and HIV Information Resource (USA)
- Project Inform - HIV / AIDS Treatment Information and Advocacy (USA)
- European AIDS Clinical Society EACS
- AEGIS - AIDS Education Global Information Service
- AIDSinfo - Information on HIV / AIDS Treatment, Prevention, and Research (USA)
- NATAP - National AIDS Treatment Advocacy Project (USA)
- GMHC - Gay Men's Health Crisis (USA)
- aidsmap - NAM (National AIDS Manual), Information on HIV and AIDS (UK)
- CATIE - Canadian AIDS Treatment Information Exchange (Canada)