ESE uses a beta version of Google Custom Search Engine to search over 23,000 economics websites and utilizes yolink to mine results and retrieve actionable, keyword-rich content. Results can saved to Google Docs, bookmarked or shared via major social networks. Each site is certified by RFE, which is run by economists from RePec Author Services and EDIRC."
egoArchive keeps track of all your web stuff! It saves every web page, every update in your social streams to help you organize, archive and search your browsing history. Boost your productivity with personal stats on your browsing behavior and stop worrying about bookmarks