This post will help me to keep track of some good resources on Internet related to CouchDB development

Wiki

http://wiki.apache.org/couchdb/

Tutorials

Introduction
Official website
Author blog (Jan Lehnardt)
Author blog (Damien Katz)
Conceptual Diagram

Step-by-step guide:
Programming CouchDB with Javascript (very good & detailed guide)
CouchDB on Rails (nice one, detailed, step-by-step, but I’m not a rail developer, may be later on)
Simple one way replication (Ruby)

General Discussion:
CouchDB - Use case
Couchdb Joins by Paul Joseph Davis
CouchDB Joins by Christopher Lenz
Storing hierachical data in CouchDB

PHP:
PHPillow - object oriented wrapper for CouchDB
http://wiki.apache.org/couchdb/GettingStartedWithPhp

Python:
Python-CouchDB wrapper library
CouchDB via Python (python-couchdb author website)
CouchDB with Django

Ruby & Rails:
CouchDB on Rails
Planet CouchDB
CouchDB and CouchObjects

.NET:
CouchDB Gui Front End

JAVA:
CouchDB4J

Hard-core:
These stuffs are at high level for those of you - brilliant minds, quite difficult to understand for me but they are here for completeness and you may find cool thing to plow more and become CouchDB experts
Inspecting CouchDB
CouchDB btree:lookup
CouchDB btree:query_modify

Comparision:
Amazon SimpleDB & CouchDB

Performance:
A quick look at couchdb performance

Real-word Examples:

You will find a lot of projects started to use CouchDB here

Hope that you find them useful for getting start with CouchDB, I will try to keep this up-to-date, so help me if you can