HiGuest (Free)
HiGuest is a free, easy to install online guestbook / vistor book solution for websites, to enable website users to post messages about their visit to your website. Solution includes external HTML templates for easy rebranding and adaptation of design to suit an existing website. Passworded online browser based editing systems allows webmasters to edit and delete posts with ease. HiGuest creates and manages its own flatfile database - no database expertise is required!