Bookmarked:

An exhaustive list of (commercial) tools for remote user/UX research, compiled in five categories:
- self-moderated tools (users execute tasks on their own, recorded for later analysis)
- mobile tools (a short but growing category of options)
- automated tools (providing enhanced analytics while test subjects use a site)
- moderated tools (remotely facilitated testing sessions)
- surveys (for self-reported feedback)