The Legion of the Bouncy Castle
Various libraries and apis for encryption in java
ModelSecurity
A user login and security API for rails
Ruby-doc.org
Lots of useful ruby documentation
ActiveMerchant
ruby library for processign credit card transactions
C/C++ Reference
c/c++ function listings
simple_http: Simple Http client lib.
Ask the Wizard: Creating Competitors
One great way to beat your competitors is to have less of them, and the best way to have less competitors is to stop creating them, inviting them into your markets, and fostering their growth.
Pango Reference Manual
Pango API docs from gnome
#{DefV}'s rant - rBase
blog post about an early ruby library for accessing the freebase API
Google Analytics Fun // RailsTips.org by John Nunemaker
accessing google analytics via a rouge API
Last.fm – the Blog · Fingerprinting and Metadata Progress Report
useful sample app for querying the last.fm fimgerprint API
Cairo Transformations
cairo manual page on co-ordinate transformations
Cairo Rendering: GNOME Docs Library
How-To: Rack Middleware for API Throttling « The messagepub Blog
Get Your API Right « Trek
If you’re about to design or release an API for the web and want to avoid the ire of your developers, I’ve summed up the best (and worst) of what I’ve seen into 8 rules:
gstrtpbin
API docs for gstreamer gstrtpbin component
GStreamer Application Development Manual (0.10.23.1)
The Amazing Blog : Your Web Service Might Not Be RESTful If…
clear blog post with some sensible tips for HTTP API design
Geolocation API Specification
Google Maps JavaScript API V2 Reference - Google Maps JavaScript API V2 - Google Code
Google Contacts APIs - Google Code
Google Prediction API - Google Code
Google APIs & Developer Products - January 2011
periodic table of google APIs
Ruboto
The Good, the Bad, and the Ugly of REST APIs - O'Reilly Broadcast
jonathanjulian.com » Rails to_json or as_json? - Jonathan Julian
Address Doctor
Interesting paid webservice for cleaning up address records
Australia Post: Developer Centre APIs
Versioning is an anti-pattern
Testing external APIs in Ruby
covers a variety of approaches for testing external API calls in ruby