Bookmarker.me is a web-based bookmarking tool that lets you save and organize your favorite websites and webpages, making it easy to access them whenever you need.
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
LinkAce - A selfhosted bookmark manager with advanced features.
Viralwalk - Teleport to amazing webpages all over the internet and discover new content
GGather - Effortless and organized way to store and share your bookmarks with the right mix of features.
Stack Overflow - Community-based Q&A part of the Stack Exchange platform.
Pinterest - Pinterest is a visual discovery tool that you can use to find ideas for all your projects and interests.