-
-
Bicycle Speed (Velocity) And Power Calculator
http://www.rennradtraining.de/kreuzotter/english/espeed.htm
-
Disraeli Gears - a derailleur collection
http://www.disraeligears.co.uk/Site/Home.html
Useful tweaks for Wordpress' dubious gallery function
-
Velolet Bike Rentals
http://velolet.com/
Lets individuals list their bikes as rentable, or rent from others. Sort of like AirBnB for bikes. Great idea.
-
-
Aero Wheels Under Scrutiny, by François Grignon
http://www.sheldonbrown.com/rinard/wheel/grignon.htm
comparison of traditional and aero wheels over a number of factors
-
Bicycle Guide scans
http://bhovey.com/Masi/Scans/BicycleGuide/index.htm#154
In the 80s and early 90s, Bicycle Guide was the best bike magazine going.
-
Cyclewallah
http://cyclewallah.com/
Not sure if the world needs a social network for hipster cyclists, but here it is.
-
-
Jtek Engineering Shiftmate
http://jtekengineering.com/shiftmate.htm
Adapter allows hybrid campy/shimano drivetrains to work correctly
-
Bike drivetrain compatibility checker
http://www.wheelworks.co.nz/drivetrain.php?ST=C2&FD=C2&RD=S1&CN=C2&CS=S2&CR=C2
input your setup and it tells you what parts will work and what won't
-
Bicycles & Tricycles: An Elementary Treatise on their Design and Construction
https://archive.org/details/bicyclestricycle00shar
This is the classic text on bike technology, now over 110 years old. It's available via Google Books as a PDF download.
-
Patent Pending — Bicycle technology
http://patentpending.blogs.com/patent_pending_blog/bicycle_technology/index.html
Lots of interesting stuff here about the history of technology; I'm mostly interested in the bikes though