Dating

Everything I Needed to Know, I Learned by Playing Japanese Dating-Simulation Video Games
Dating sim humor.
http://www.mathnews.uwaterloo.ca/Issues/mn7807/dating.html

Four Days in Ohtori
A dating sim for girls based on the popular Revolutionary Girl Utena anime series.
http://www.geocities.com/shivaindis/index.htm

Game Tour: World Neverland Plus
Review. "A traditional RPG type game (fighting monsters, gathering items and such), with the addition of dating sim elements and the ability to make your living in a mundane way."
http://www.gametour.com/site/review.php/title/58

Kari - Virtual Girlfriend
Kari is the most advanced girlfriend simulations to date. Kari is an artificial intelligence entity which can learn and have a real conversation with you.
http://karigirl.com

Lemma Soft Forums
Discussion of fan-made dating simulations and about software for making your own.
http://lemmasoft.renai.us/forums/

Megatokyo: Dating Sims and Visual Novels Forum
A web forum on dating sims, on the site of the Megatokyo webcomic.
http://forums.megatokyo.com/index.php?showforum=3

My Sweet Valentine
An article on the dating sim genre, plus reviews of many dating sims, including Tokimeki Memorial.
http://www.freetype.net/features/games/tokimemo/

Ren'ai Archives
Free, English dating simulations for download. Created by American and British fans of the genre.
http://www.renai.us

Transreality Simulations
Australian shopping site for dating sims and visual novels.
http://www.transreality.com.au