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.
gaydemographics.org: Features census and official figures about same-sex couples. Includes the United States and other nations.
Hugh Young's Lexicon of Polari: Includes glossary with alternative spellings, word origins, and pronunciation.
Outcyclopedia: Reference and resource guide for the gay, lesbian, bisexual, and transgendered communities. Alphabetical listings with related resources. Accepts contributors.
Polari - British Gay Slang: A introduction to Polari, the archaic British gay slang, with a wordlist, related links, and bibliography.
QueerAmerica: National database of queer resources with standard and advanced search options.
Rebecca's Dictionary of Queer Slang and Culture: Includes listings of commonly used words and terms.
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.