Socialmarks
Social bookmarking, social RSS syndication, trend discovery. URL: Socialmarks.
Writely
Web word processor and secure web document sharing. UPDATE: Writely was purchase by Google and is now “Google Docs”. eHub Interviews Writely URL: Writely.
YubNub
Ruby on Rails command-line web experiment done in 24 hours (!) URL: YubNub.
RawSugar
Social bookmarking, tagging, search. eHub Interviews RawSugar URL: RawSugar.
gVisit
Track your site visitors in real time using a Google map. gVisit Visitor Maps URL: gVisit.
Web Collaborator
Free, online collaboration tool for papers, projects, and more. URL: Web Collaborator.
GrokThis
Your own Apache server, Ruby on Rails hosting, and more. URL: GrokThis.
RailsAppHosting
Turn-key Ruby on Rails hosting. Coming back soon. URL: RailsAppHosting.
Measure Map
Blog statistics and traffic tool. Launch pending. URL: Measure Map.
Plazes
Location mapping, geotracking and discovery. eHub Interviews Plazes, Social Design Opens Wide URL: Plazes.
Feedburner
RSS creation, tracking, and multiple format RSS feeds. URL: Feedburner.
Backpack
Personal pages for sharing, list-making, planning. Free or paid. URL: Backpack.
Upcoming
Register, browse upcoming events, notifications, and social networking. URL: Upcoming.
ColorBlender
Online color matching and palettes. eHub Interviews ColorBlender URL: ColorBlender.
Flickr
Photo sharing, personal account and photo community. Free and paid accounts. URL: Flickr.
Basecamp
Project management, file sharing, project communications. URL: Basecamp.
ProgrammableWeb
Web 2.0 API Reference site with technical specification breakdowns. URL: ProgrammableWeb.