QueerAmerica
- National database of queer resources with standard and advanced search options.
- http://www.queeramerica.com/

Gay Male and Lesbian Sexuality and Related Issues
- An annotated bibliography presenting a cross section of available resources on gay and lesbian sexuality and related issues.
- http://www.siecus.org/pubs/biblio/bibs0005.html

Hugh Young's Lexicon of Polari
- Includes glossary with alternative spellings, word origins, and pronunciation.
- http://www.homeusers.prestel.co.uk/cello/Polari.htm

gaydemographics.org
- Features census and official figures about same-sex couples. Includes the United States and other nations.
- http://www.gaydemographics.org/

Polari - British Gay Slang
- A introduction to Polari, the archaic British gay slang, with a wordlist, related links, and bibliography.
- http://www.chris-d.net/polari/

The Gay and Black Glossary
- Definitions of terms used in personal ads and other slang. Includes related links and a chart showing numerical probability of HIV infection for various sexual activities.
- http://mindprod.com/ggloss/ggloss.html