e-Logbook is described as 'free interactive online GPS / IGC track viewer. It allows you to visualize a GPS / IGC track on an interactive 2D topographic map with flight analysis features' and is an website in the Travel & Location category. There are six alternatives to e-Logbook, not only websites but also apps for a variety of platforms, including Android, iPhone, iPad and Windows. The best alternative is VisuGPS, which is both free and Open Source. Other great sites and apps similar to e-Logbook are SeeYou (Paid), IGC2Map (Free), Tacview (Freemium) and LogbookMe (Free).
LogbookMe is an intelligent cloud based platform that logs your trips automatically using GPS and vehicle data. Less work and no fuss logbook solution. Introductory video on Vimeo: https://vimeo.com/169793393
SkyLines is a web platform where pilots can share their flights with others after, or even during flight via live tracking. SkyLines is a sort of social network for pilots including rankings, statistics and other interesting features.