Indie game storeFree gamesFun gamesHorror games
Game developmentAssetsComics
SalesBundles
Jobs
(+2)

About a year, I think? ... but that forum kind of dried up and died pretty quickly because it was very insular. My activity there lasted for maybe a month, before I gave up.

Before that, it had been.... 10-15 years, maybe? I used to hang out on hobbyist novel-writers' forums in highschool.